Beaver Creek Safe Harbor Beaver Creek [Member] Safe Harbor Beaver Creek 2024 Operating and Finance Leases, Liability, Payments, Due Next Twelve Months Operating and Finance Leases, Liability, Payments, Due Next Twelve Months Solar Energy Project CA II LLC Sun Solar Energy Project CA II [Member] Sun Solar Energy Project CA II Holly Creek Safe Harbor Holly Creek [Member] Safe Harbor Holly Creek Laurel Heights Laurel Heights [Member] Laurel Heights [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Award Type [Domain] Award Type [Domain] Sun Retreats Georgian Bay Sun Retreats Georgian Bay [Member] Sun Retreats Georgian Bay Thereafter Employee Service Share-based Compensation, Nonvested Awards, Expected Compensation Cost To Be Recognized After Three Years Employee Service Share-based Compensation, Nonvested Awards, Expected Compensation Cost To Be Recognized After Three Years West Palm Beach Safe Harbor West Palm Beach [Member] Safe Harbor West Palm Beach Fond du Lac East / Kettle Moraine KOA Fond du Lac East / Kettle Moraine KOA [Member] Fond du Lac East / Kettle Moraine KOA Settlement of preferred equity interests in connection with exchange for noncontrolling interests Noncash or Part Noncash Acquisition, Preferred Equity Interests Settled Noncash or Part Noncash Acquisition, Preferred Equity Interests Settled Schedule of Recognized Identified Assets Acquired and Liabilities Assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Federal Income Tax Note [Table] Federal Income Tax Note [Table] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Conversion of OP units Temporary Equity, Stock Issued During Period, Value, Conversion of Convertible Securities Temporary Equity, Stock Issued During Period, Value, Conversion of Convertible Securities Sun Retreats Seashore Sun Retreats Seashore [Member] Sun Retreats Seashore Maplewood Manor Maplewood Manor [Member] Maplewood Manor [Member] OP Units accretion Temporary Equity, Accretion of Interest and Accumulated Distributions In Excess Of Net Income, Adjustment Temporary Equity, Accretion of Interest and Accumulated Distributions In Excess Of Net Income, Adjustment Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] 2028 Lessee, Operating Lease, Liability, to be Paid, Year Five Equity and Temporary Equity Equity [Text Block] Sun NG RV Resorts Sun NG RV Resorts [Member] Sun NG RV Resorts [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Rental homes and improvements Rental Properties Schedule of Preferred Units Schedule of Preferred Units [Table Text Block] Issuance of third party equity interests in consolidated entities Issuance of Third Party Equity Interests in Consolidated Entities Issuance of Third Party Equity Interests in Consolidated Entities Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Jellystone Park™ at Tower Park Jellystone Park At Tower Park [Member] Jellystone Park At Tower Park [Member] Sun Outdoors Moab Downtown Sun Outdoors Moab Downtown [Member] Sun Outdoors Moab Downtown Total liabilities measured at fair value Financial Liabilities Fair Value Disclosure Directors Director [Member] Gross Amount Carried, Land SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount Current Deferred Federal Income Tax Expense (Benefit) Subsequent Event Type [Domain] Subsequent Event Type [Domain] Total Distribution (in Millions) Payments of Ordinary Dividends, Common Stock Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Diluted earnings/(loss) per share (in USD per share) Diluted loss per share (in USD per share) Earnings Per Share, Diluted OP Units accretion Accumulated Distributions In Excess Of Net Income, Adjustment For Accretion Of Temporary Equity Accumulated Distributions In Excess Of Net Income, Adjustment For Accretion Of Temporary Equity Sun Retreats Homosassa River Sun Retreats Homosassa River [Member] Sun Retreats Homosassa River Burnt Store Safe Harbor Burnt Store [Member] Safe Harbor Burnt Store Willowbrook Place Willowbrook [Member] Willowbrook [Member] Less: Interest rate derivative gain reclassified to earnings Gains on derivative instruments reclassified from Accumulated Other Comprehensive Income into earnings Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Supplemental Cash Flow Elements [Abstract] Supplemental Cash Flow Elements [Abstract] Number of encumbered properties Number of Encumbered Properties Number of Encumbered Properties Depreciation and amortization expense on reclassified assets Depreciation Expense on Reclassified Assets Real estate tax Real Estate Tax Expense Sunrise Estates Sunrise Estates [Member] Sunrise Estates Trading Symbol Trading Symbol Outstanding letters of credit Letters of Credit Outstanding, Amount Onset Bay Safe Harbor Onset Bay [Member] Safe Harbor Onset Bay Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Tower Marine Tower Marine [Member] Tower Marine Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Extended maturity date period Line of Credit, Extended Maturity Date Period Line of Credit, Extended Maturity Date Period Total Intangible Assets, Gross (Excluding Goodwill) All Currencies [Domain] All Currencies [Domain] Tax provision / (benefit) - taxable subsidiaries Income Tax Expense (Benefit), Taxable Subsidiaries, Amount Income Tax Expense (Benefit), Taxable Subsidiaries Number of forward agreements Number of Forward Sale Agreements Number of Forward Sale Agreements Sun Outdoors Chesapeake Bay Sun Outdoors Chesapeake Bay [Member] Sun Outdoors Chesapeake Bay Resident balances days past due Resident Balance Past Due Period Resident Balance Past Due Period Felixstowe Beach Felixstowe Beach [Member] Felixstowe Beach Creek Wood Creekwood Meadows [Member] Creekwood Meadows [Member] Shareholders' Equity Equity, Attributable to Parent [Abstract] Advanced reservation deposits and rent Contract with Customer, Liability Four Seasons Four Seasons [Member] Four Seasons [Member] Computation of Basic and Diluted Earnings per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Lakeview Estates Lakeview Estates [Member] Lakeview Estates Related party expenses Related Party Transaction, Amounts of Transaction Matures December 6, 2022 - September 6, 2024 Matures December 6, 2022 - September 6, 2024 [Member] Matures December 6, 2022 - September 6, 2024 Significant Accounting Policies Significant Accounting Policies [Text Block] Tallowwood Isle Tallowwood Isle [Member] Tallowwood Isle [Member] Reported Value Measurement Reported Value Measurement [Member] GBP United Kingdom, Pounds Equity Components [Axis] Equity Components [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Broadland Sands Broadland Sands [Member] Broadland Sands Shelby Forest Shelby Forest [Member] Shelby Forest [Member] Schedule of Sale of Common Stock Schedule of Sale of Common Stock [Table Text Block] Schedule of Sale of Common Stock [Table Text Block] Grove Beach Grove Beach [Member] Grove Beach [Member] Hedging Relationship [Domain] Hedging Relationship [Domain] Entity Small Business Entity Small Business Cave Creek Cave Creek [Member] Cave Creek [Member] 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Four Local Phone Number Local Phone Number Smith Creek Crossing Smith Creek Crossing [Member] Smith Creek Crossing [Member] Revolving Loan Revolving Loan [Member] Revolving Loan Friendly Village of La Habra Friendly Village of La Habra [Member] Friendly Village of La Habra [Member] Improvements SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Improvements Sun Outdoors Sarasota Sun Outdoors Sarasota [Member] Sun Outdoors Sarasota Capitalized interest Interest Paid, Capitalized, Investing Activities Ordinary annual taxable dividend Ordinary Dividend Taxable, Percent Ordinary Dividend Taxable, Percent Lessor, Lease, Description [Table] Lessor, Lease, Description [Table] Hurricane Ian Hurricane Ian [Member] Hurricane Ian Lakefront Safe Harbor Lauderdale Marine Center [Member] Safe Harbor Lauderdale Marine Center Series J preferred OP units Series J Preferred OP Units [Member] Series J Preferred OP Units Sun Retreats Old Orchard Beach Sun Retreats Old Orchard Beach [Member] Sun Retreats Old Orchard Beach Kissimmee Gardens Kissimmee Gardens [Member] Kissimmee Gardens [Member] Annual Distribution Rate Temporary Equity, Dividends Temporary Equity, Dividends Schedule of Senior Unsecured Notes Schedule of Long-Term Debt Instruments [Table Text Block] Annual RV Sites Annual Rv Sites [Member] Annual Rv Sites [Member] Southern Leisure RV Resort Southern Leisure RV Resort [Member] Southern Leisure RV Resort Common stock withheld to satisfy income tax obligations related to vesting of restricted stock awards Common stock withheld to satisfy income tax obligations related to vesting of restricted stock awards Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Time Based Time Based [Member] Time Based [Member] Common OP units Conversion of Common OP Units [Member] Conversion of Common OP Units [Member] Permanent space Permanent Space [Member] Permanent Space Cash depots in excess of insured amounts Cash, Uninsured Amount Shares issued in agreement (in shares) Sale of Stock, Number of Shares Issued in Transaction 2027 Operating and Finance, Liability, Payments, Due Year Four Operating and Finance, Liability, Payments, Due Year Four Reversal due to change in estimate Impairment, Reversal due to Change in Estimate Impairment, Reversal due to Change in Estimate Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Unsecured debt (see Note 9; Note 8 at VIEs) Total Unsecured Debt Unsecured Debt And Other Unsecured Debt And Other Interest Interest expense Interest Expense, Debt Narrows Point Safe Harbor Narrows Point [Member] Safe Harbor Narrows Point Unsecured debt Unsecured Debt [Abstract] Aqualand Safe Harbor Aqualand [Member] Safe Harbor Aqualand Steeple Bay Steeple Bay [Member] Steeple Bay Total securities (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Chantry Chantry [Member] Chantry Aggregate cost of total real estate for federal income tax purposes SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Federal Income Tax Basis Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Variable lease income Variable Lease, Income Hedging Designation [Axis] Hedging Designation [Axis] Goodwill [Line Items] Goodwill [Line Items] Accrued interest Financing Receivable, Accrued Interest, before Allowance for Credit Loss Related Party Transactions Related Party Transactions Disclosure [Text Block] Sun Retreats Penetanguishene Sun Retreats Penetanguishene [Member] Sun Retreats Penetanguishene Schedule of Changes in Marketable Securities [Roll Forward] Schedule of Changes in Marketable Securities [Roll Forward] Schedule of Changes in Marketable Securities Sun Outdoors Lake Travis Sun Outdoors Lake Travis [Member] Sun Outdoors Lake Travis Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Interest on lease liabilities Finance Lease, Interest Expense Other receivables Other Receivables, Other Other Receivables, Other Vesting Type [Domain] Vesting Type [Domain] [Domain] for Vesting Type [Axis] Real Estate [Domain] Real Estate [Domain] Loss on remeasurement of investment in nonconsolidated affiliates (see Note 7) Gain (Loss) On Remeasurement Of Investment In Nonconsolidated Entities Gain (Loss) On Remeasurement Of Investment In Nonconsolidated Entities Weighted average interest rate Receivable with Imputed Interest, Effective Yield (Interest Rate) Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Price of stock converted ( in dollars per share) Debt Instrument, Basis Price in Stock Conversion Calculation Debt Instrument, Basis Price in Stock Conversion Calculation Counterparty Name [Domain] Counterparty Name [Domain] Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization 2025 Lessee, Operating Lease, Liability, to be Paid, Year Two Contingent consideration earnout provision Contingent Consideration, Earn Out Provision Contingent Consideration, Earn Out Provision Windmill Village Windmill Village [Member] Windmill Village [Member] Lafayette Place Lafayette Place [Member] Lafayette Place [Member] Expenses Operating Costs and Expenses [Abstract] Pismo Dunes Resort Pismo Dunes [Member] Pismo Dunes [Member] Siesta Key Safe Harbor Siesta Key [Member] Safe Harbor Siesta Key Sun Retreats Sea Isle Sun Retreats Sea Isle [Member] Sun Retreats Sea Isle Transfers and Servicing [Abstract] Transfers and Servicing [Abstract] Sun Retreats Daytona Beach Sun Retreats Daytona Beach [Member] Sun Retreats Daytona Beach Incremental fair value remeasurement adjustment Disposal Group, Including Discontinued Operation, Fair Value Remeasurement Adjustment Disposal Group, Including Discontinued Operation, Fair Value Remeasurement Adjustment Themeworld Themeworld [Member] Themeworld Accumulated other comprehensive income / (loss) Accumulated other comprehensive income / (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Ocean Breeze Resort Ocean Breeze Resort [Member] Ocean Breeze Resort [Member] Mortgage loans payable (see Note 9; Note 8 at VIEs) Mortgage loans payable Loans Payable SHM South Fork JV, LLC Properties SHM South Fork JV, LLC Properties [Member] SHM South Fork JV, LLC Properties [Member] Manufactured Home Community Manufactured home community [Member] Manufactured home community [Member] Unrecognized share-based compensation costs Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Acquisitions Goodwill, Acquired During Period Quarterly Financial Data (Unaudited and Restated) Error Correction [Text Block] Grider Hill Safe Harbor Grider Hill [Member] Safe Harbor Grider Hill Collateralized Receivables, net Transfers Accounted For As Secured Borrowings, Asset [Member] Transfers Accounted For As Secured Borrowings, Asset Sun Retreats Orlando ChampionsGate Sun Retreats Orlando Champions Gate [Member] Sun Retreats Orlando Champions Gate Current Current Federal Tax Expense (Benefit) Unsecured debt Preferred OP units - mandatorily redeemable Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount Gain from sale of investment Equity Method Investment, Realized Gain (Loss) on Disposal Asset Impairments Asset Impairments [Member] Asset Impairments Business interruption insurance, period of coverage Business Interruption Insurance, Period of Coverage Business Interruption Insurance, Period of Coverage Business Acquisition [Axis] Business Acquisition [Axis] Ferry Point Safe Harbor Ferry Point [Member] Safe Harbor Ferry Point Glen Haven Glen Haven RV Resort [Member] Glen Haven RV Resort [Member] Merrymeeting Merrymeeting [Member] Merrymeeting [Member] Flamingo Lake Flamingo Lake RV Resort [Member] Flamingo Lake RV Resort Beaufort Safe Harbor Beaufort [Member] Safe Harbor Beaufort 2024 Lessor, Operating Lease, Payment to be Received, Year One Suffolk Sands Suffolk Sands [Member] Suffolk Sands Related Party [Domain] Related Party, Type [Domain] Changes in Fair Value, Level 3 [Domain] Changes in Fair Value, Level 3 [Domain] Changes in Fair Value, Level 3 [Domain] Indefinite-lived intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) Marlie Marlie [Member] Marlie Unvested, beginning balance (in dollars per share) Unvested, ending balance (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Augusta Village Augusta Village [Member] Augusta Village Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Sun Outdoors Ocean City Gateway Sun Outdoors Ocean City Gateway [Member] Sun Outdoors Ocean City Gateway Hedley Wood Hedley Wood [Member] Hedley Wood Distributions for redemption of noncontrolling interests Payments to Noncontrolling Interests Montauk Yacht Club Montauk Yacht Club [Member] Montauk Yacht Club Accumulated depreciation Real Estate Investment Property, Accumulated Depreciation Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Entity Tax Identification Number Entity Tax Identification Number Coastal Estates Coastal Estates [Member] Coastal Estates Total Lease Cost Lease, Cost Investments in marketable securities Payments to Acquire Marketable Securities Statistical Measurement [Axis] Statistical Measurement [Axis] Proceeds received from insurer Proceeds received from insurer Insurance Recoveries Victor Villa Victor Villa [Member] Victor Villa [Member] Sun Retreats Naples East Sun Retreats Naples East [Member] Sun Retreats Naples East Long-term Notes and Loans, by Type, Current and Noncurrent [Abstract] Notes and Loans Payable, by Type, Current and Noncurrent [Abstract] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Catastrophic event-related impairment Impairment of Real Estate Lakeshore Landings Lakeshore Landings [Member] Lakeshore Landings [Member] Weighted-average Discount Rate Weighted Average Discount Rate [Abstract] Weighted Average Discount Rate Conversion price (in dollars per share) Convertible Preferred Stock, Conversion Price Convertible Preferred Stock, Conversion Price Loss on remeasurement of investment in nonconsolidated affiliates Gain (Loss) on Remeasurement of Investment Gain (Loss) on Remeasurement of Investment Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Essex Island Safe Harbor Essex Island [Member] Safe Harbor Essex Island Oakwood Village Oakwood Village [Member] Oakwood Village [Member] White Lake White Lake [Member] White Lake [Member] Parkside Village Parkside Village [Member] Parkside Village [Member] Other Assets Other Assets [Member] Marketable securities Marketable Securities [Member] Marketable Securities [Member] Preferred equity term Temporary Equity, Term Temporary Equity, Term West Mersea West Mersea [Member] West Mersea Countryside Village of Atlanta Countryside Atlanta [Member] Countryside Atlanta [Member] Beauport Beauport [Member] Beauport Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Jellystone Park™ at Delaware Beaches Jellystone Park at Delaware Beaches [Member] Jellystone Park at Delaware Beaches Goodwill Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Number of UK properties Number of Properties Subject to Financial Liability Number of Properties Subject to Financial Liability Assets held for sale Disposal Group, Including Discontinued Operation, Assets Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Stowford Stowford [Member] Stowford Derivative Instruments and Hedging Activities Derivatives, Policy [Policy Text Block] Plas Coch Plas Coch [Member] Plas Coch The Valley The Valley [Member] The Valley [Member] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Operating cash outflows for operating leases Operating Lease, Payments Belle Maer Safe Harbor Belle Maer [Member] Safe Harbor Belle Maer Angler House Safe Harbor Angler House [Member] Safe Harbor Angler House Meadowstone Meadowstone [Member] Meadowstone Operating lease impairment Operating Lease, Impairment Loss Savannah Yacht Center Savannah Yacht Center [Member] Savannah Yacht Center Schedule of Future Minimum Lease Payments to be Received Lessor, Operating Lease, Payment to be Received, Maturity [Table Text Block] Auditor Location Auditor Location Gain (loss) on real estate reacquired Real Estate Reacquired, Gain (Loss) Real Estate Reacquired, Gain (Loss) Sun Retreats Gun Lake Sun Retreats Gun Lake [Member] Sun Retreats Gun Lake Beginning balance (in shares) Ending balance (in shares) OP Units Outstanding (in shares) Shares, Outstanding Indirect percentage of equity interest Related Party Transaction, Equity Interest in Office Space, Percentage Related Party Transaction, Equity Interest in Office Space, Percentage 2015 Equity Incentive Plan Two Thousand Fifteen Equity Plan [Member] Two Thousand Fifteen Equity Plan [Member] Fees paid in connection with extinguishment of debt Prepayment Penalty, Debt Prepayment Penalty, Debt Key Employees and Executive Officers Key Employees and Executive Officers [Member] Key Employees and Executive Officers. Schedule of Variable Interest Entities [Table] Schedule of Variable Interest Entities [Table] State and local taxes, net of federal benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Sale of Stock [Axis] Sale of Stock [Axis] Sun Retreats Hay Bay Sun Retreats Hay Bay [Member] Sun Retreats Hay Bay Wickford Cove Safe Harbor Wickford Cove [Member] Safe Harbor Wickford Cove Purchase price Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent Net Cash Used For Investing Activities Net Cash Provided by (Used in) Investing Activities Business Interruption Loss [Domain] Business Interruption Loss [Domain] Debt Instrument [Axis] Debt Instrument [Axis] Sylvan Glen Estates Sylvan Glen Estates [Member] Sylvan Glen Estates Maturities and Amortization of Debt and Lines of Credit Schedule of Maturities of Long-Term Debt [Table Text Block] Total Liabilities Total liabilities Liabilities Deep River Safe Harbor Deep River [Member] Safe Harbor Deep River Savanna Club Savanna Club [Member] Savanna Club [Member] Buena Vista Buena Vista [Member] Buena Vista [Member] Westbrook Village Westbrook Village [Member] Westbrook Village [Member] Jamestown Boatyard Safe Harbor Jamestown Boatyard [Member] Safe Harbor Jamestown Boatyard Trade Winds Safe Harbor Trade Winds [Member] Safe Harbor Trade Winds Lone Star Jellystone Park Lone Star Jellystone Park [Member] Lone Star Jellystone Park Florida and Arizona Florida and Arizona [Member] Florida and Arizona Sun Outdoors Panama City Beach Sun Outdoors Panama City Beach [Member] Sun Outdoors Panama City Beach Country Meadows Village Country Meadows Village [Member] Country Meadows Village [Member] Goodwill and other intangible assets Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Liabilities, Goodwill And Other Intangible Assets Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Liabilities, Goodwill And Other Intangible Assets Pleasant Beach Campground Pleasant Beach Campground [Member] Pleasant Beach Campground Provision for state income taxes Current Current State and Local Tax Expense (Benefit) Water Oak Country Club Estates Water Oak Country Club Estates [Member] Water Oak Country Club Estates Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Supplemental Information Supplemental Cash Flow Information [Abstract] Sun Retreats Lake Josephine Sun Retreats Lake Josephine RV Resort [Member] Sun Retreats Lake Josephine RV Resort [Member] Country Hills Village Country Hills Village [Member] Country Hills Village [Member] Less: Preferred return to preferred OP units / equity interests Preferred return to Series A-1 preferred OP units Preferred return to convertible, non-redeemable Series A-1 Preferred Operating Partnership unit holders. Fourteen Subsidiaries Following Sun NG Transaction in Q4 2023 Fourteen Subsidiaries Following Sun NG Transaction in Q4 2023 [Member] Fourteen Subsidiaries Following Sun NG Transaction in Q4 2023 Byron Center Byron Center [Member] Byron Center [Member] Newport Shipyard Safe Harbor Newport Shipyard [Member] Safe Harbor Newport Shipyard Other liabilities (see Note 8 at VIEs) Other liabilities Other Liabilities Secured borrowings on collateralized receivables Collateralized Receivables, Net [Member] Collateralized Receivables, Net Number of options to extend maturity date Line of Credit, Number of Options to Extend Maturity Date Line of Credit, Number of Options to Extend Maturity Date Schedule of Finite-Lived Intangible Assets, Amortization Expense [Table] Schedule of Finite-Lived Intangible Assets, Amortization Expense [Table] Tabular disclosure of amortization expense related to finite-lived intangible assets by category. Oak Grove Oak Grove [Member] Oak Grove [Member] Sheffield Estates Sheffield Estates [Member] Sheffield Estates MH Operating Community MH Operating Community [Member] MH Operating Community Proceeds from insurance Proceeds from Insurance Settlement, Investing Activities Encumbrances SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances Harts Harts [Member] Harts Level 3 beginning balance Level 3 ending balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Foreign Foreign Income Tax Expense (Benefit), Continuing Operations [Abstract] Sportsman Safe Harbour Sportsman [Member] Safe Harbour Sportsman Quarterly Financial Information Disclosure [Abstract] Quarterly Financial Information Disclosure [Abstract] Forest Hill Forest Hill [Member] Forest Hill [Member] Grant Date Fair Value Per Share (in dollars per share) Granted (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Sky Harbor Sky Harbor [Member] Sky Harbor [Member] Ariana Village Ariana Village [Member] Ariana Village [Member] 2027 Finance Lease, Liability, to be Paid, Year Four Number of properties sold Number of Properties Sold Number of Properties Sold Significant Accounting Policies [Table] Significant accounting policies [Table] Significant accounting policies [Table] Hunters Crossing Hunters Crossing [Member] Hunters Crossing [Member] Schedule of Finite-Lived Intangible Assets, Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Number of instruments settled Derivative, Number of Instruments Settled Derivative, Number of Instruments Settled New Ranch New Ranch [Member] New Ranch [Member] Unsecured debt Total unsecured debt Unsecured Debt Depreciation and amortization Depreciation and amortization Depreciation, Depletion and Amortization Eurodollar Eurodollar [Member] Furniture, fixtures and equipment Furniture and Fixtures [Member] Purchases and issuances Purchases and Inssurances [Member] Purchases and Inssurances Change in estimated property insurance recoveries Change in Estimated Insurance Recoveries Change in Estimated Insurance Recoveries Consolidation Items [Axis] Consolidation Items [Axis] Market Condition Market Condition [Member] Market Condition [Member] Bayfront Safe Harbor Bayfront [Member] Safe Harbor Bayfront Other adjustments Other Adjustments [Member] Other Adjustments Shares issued in offering (in shares) Number of Shares Sold in Forward Sale Transaction Number of Shares Sold in Forward Sale Transaction Sun Outdoors New Orleans North Shore Sun Outdoors New Orleans North Shore [Member] Sun Outdoors New Orleans North Shore Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Basic earnings - net income / (loss) attributable to common shareholders after allocation to restricted stock awards Net income attributable to common shareholders after restricted stock allocation Net income attributable to common shareholders after restricted stock allocation Restricted cash Restricted Cash and Cash Equivalents Net foreign currency translation gain / (loss) Net foreign currency translation gain Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Distributions of capital from nonconsolidated affiliates Distributions of Capital from Nonconsolidated Entities Distributions of Capital from Nonconsolidated Entities Lemon Wood Lemon Wood [Member] Lemon Wood [Member] Aggregate gross sales price Aggregate Value of Shares to be Issued in Accordance to Sales Agreement Aggregate Value of Shares to be Issued in Accordance to Sales Agreement Less: Imputed interest Financial Liability, Undiscounted Excess Amount Amount of lessee's undiscounted obligation for rental payments related to failed sale-leaseback transactions in excess of discounted obligation for lease payments for finance lease. Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] Preferred shares issued (in shares) Preferred Stock, Shares Issued New Accounting Pronouncements and Changes in Accounting Principles [Abstract] Accounting Standards Update and Change in Accounting Principle [Abstract] Palos Verdes Shores MH & Golf Community Palos Verdes Shores MH & Golf Community [Member] Palos Verdes Shores MH & Golf Community [Member] NG Sun Whitewater LLC NG Sun Whitewater [Member] NG Sun Whitewater [Member] Entity Emerging Growth Company Entity Emerging Growth Company UNITED KINGDOM UNITED KINGDOM Principal amortization Loan principal amortization [Member] Loan principal amortization [Member] Harbortown Safe Harbor Harbortown [Member] Safe Harbor Harbortown Jellystone Park™ at Luray Jellystone Park At Luray [Member] Jellystone Park At Luray [Member] Total deferred financing costs, discounts, premiums and fair value adjustments Debt Instrument, Unamortized Discount (Premium), Debt Issuance Costs and Fair Value Adjustment of Transfers Accounted for as Secured Borrowings, Net Debt Instrument, Unamortized Discount (Premium), Debt Issuance Costs and Fair Value Adjustment of Transfers Accounted for as Secured Borrowings, Net Gross deferred tax assets Deferred Tax Assets, Gross Mill Creek Mill Creek [Member] Mill Creek RV Resort [Member] Oak Ridge Oak Ridge [Member] Oak Ridge [Member] Sunset Harbor at Cow Key Marina Sunset Harbor at Cow Key Marina [Member] Sunset Harbor at Cow Key Marina [Member] Mountain View Mountain View [Member] Mountain View [Member] Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations [Member] 2024 Lessee, Operating Lease, Liability, to be Paid, Year One Antidilutive Securities [Axis] Antidilutive Securities [Axis] Ellenton Gardens Ellenton Gardens RV Resort [Member] Ellenton Gardens RV Resort [Member] December 2021 Sales Agreement December 2021 Sales Agreement [Member] December 2021 Sales Agreement All UK Properties Including UK Headquarters and Others All UK Properties Including UK Headquarters and Others [Member] All UK Properties Including UK Headquarters and Others Timberline Estates Timberline Estates [Member] Timberline Estates [Member] Treasury Rate Lock and Interest Rate Swap Treasury Lock and Interest Rate Swap [Member] Treasury Lock and Interest Rate Swap Burghead / Lossiemouth / Silver Sands Burghead / Lossiemouth / Silver Sands [Member] Burghead / Lossiemouth / Silver Sands Income Statement Location [Domain] Income Statement Location [Domain] Discount (premium) Debt Instrument, Unamortized Discount (Premium), Net Repayment Amount Reduction in secured borrowing balance Repayments of Secured Debt Investment in properties Payments for Capital Improvements and Developments of Real Estate Payments for Capital Improvements and Developments of Real Estate Weighted Average Interest Rates Debt, Weighted Average Interest Rate Swan Meadow Village Swan Meadow [Member] Swan Meadow [Member] Bowland Fell Bowland Fell [Member] Bowland Fell Line of credit facility, additional borrowing capacity Line of credit facility, additional borrowing capacity Line of credit facility, additional borrowing capacity Estimated insurance recoveries Total estimated insurance receivable - December 31, 2022 Total estimated insurance receivable - December 31, 2023 Estimated Insurance Recoveries Proceeds from deposit on acquisition Payments for (Proceeds from) Deposits on Real Estate Acquisitions Jellystone Park™ at Hill Country Jellystone Park At Hill Country [Member] Jellystone Park At Hill Country [Member] Series I preferred OP units Series I Preferred OP Units [Member] Series I Preferred OP Units Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Assets Identifiable Assets Assets [Abstract] Secured borrowings on collateralized receivables, gross Transfers Accounted for as Secured Borrowings, Associated Liabilities, Gross Transfers Accounted for as Secured Borrowings, Associated Liabilities, Gross Number of properties Number Of Properties Number Of Properties In-place leases (including slip in-place leases) In-place leases Leases, Acquired-in-Place [Member] Gain / (loss) on foreign currency exchanges Gain (loss) on foreign currency exchanges Gain (Loss), Foreign Currency Transaction, before Tax Interest capitalized Interest Costs Capitalized Sun Outdoors Saco Old Orchard Beach Sun Outdoors Saco Old Orchard Beach [Member] Sun Outdoors Saco Old Orchard Beach Liabilities Liabilities [Abstract] Percentage of conversation price, threshold for exchange Temporary Equity, Percentage of Conversation Price, Threshold for Exchange Temporary Equity, Percentage of Conversation Price, Threshold for Exchange Seawick Seawick [Member] Seawick Net Cash Provided By Financing Activities Net Cash Provided by (Used in) Financing Activities Kittery Point Kittery Point [Member] Kittery Point Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Investments in nonconsolidated affiliates Payments to Acquire Interest in Subsidiaries and Affiliates Distributions in Excess of Accumulated Earnings Retained Earnings [Member] Basic earnings/(loss) per share (in USD per share) Basic loss per share (in USD per share) Earnings Per Share, Basic Wickford Safe Harbor Wickford [Member] Safe Harbor Wickford Warren Dunes Village Warren Dunes Village [Member] Warren Dunes Village [Member] Reserve at Fox Creek Reserve at Fox Creek [Member] Reserve at Fox Creek [Member] Pinebrook Village Pinebrook Village [Member] Pinebrook Village [Member] Insurance receivables Insurance receivables Insurance receivables Highland Greens Estates Highland Green Estates [Member] Highland Green Estates Sun Retreats Amherstburg Sun Retreats Amherstburg [Member] Sun Retreats Amherstburg Restricted Cash Restrictions on Cash and Cash Equivalents [Table Text Block] Desert Harbor Desert Harbor [Member] Desert Harbor [Member] Principles of Consolidation Consolidation, Policy [Policy Text Block] Eagle Crest Eagle Crest [Member] Eagle Crest [Member] Net proceeds from offering Proceeds from Issuance of Debt Paddock Park South Paddock Park South [Member] Paddock Park South [Member] Net settlement payment Payments for Hedge, Financing Activities Conversion of OP units Temporary Equity and Stock Issued During Period, Value, Conversion of Convertible Securities Temporary Equity and Stock Issued During Period, Value, Conversion of Convertible Securities Real Estate and Accumulated Depreciation [Line Items] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] Other Goodwill, Purchase Accounting Adjustments Indian Wells Indian Wells RV Resort [Member] Indian Wells RV Resort [Member] Big Tree Big Tree RV Resort [Member] Big Tree RV Resort [Member] Sun NG Resorts Transaction Sun NG Resorts Transaction [Member] Sun NG Resorts Transaction Bluewater Safeharbor Bluewater [Member] Safeharbor Bluewater Kittatinny Campground & RV Resort Kittatinny Campground And RV Resort [Member] Kittatinny Campground And RV Resort Payments on lines of credit Repayments of Lines of Credit Gain / (loss) on disposition of properties Gain / (loss) on disposition of properties [Member] Gain / (loss) on disposition of properties Camelot Villa Camelot Villa [Member] Camelot Villa [Member] Greenport Safe Harbor Greenport [Member] Safe Harbor Greenport Entity Public Float Entity Public Float Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Sun Outdoors Petoskey Bay Harbor Sun Outdoors Petoskey Bay Harbor [Member] Sun Outdoors Petoskey Bay Harbor Add: common shares dilutive effect from Forward Equity Offering Weighted Average Common Shares Outstanding, Adjustment, Common Share From Forward Sale Weighted Average Common Shares Outstanding, Adjustment, Common Share From Forward Sale Notes due from other real estate developers Notes Due From Other Real Estate Developers [Member] Notes Due From Other Real Estate Developers Richmond Place Richmond Place [Member] Richmond Place Park Holidays Park Holidays [Member] Park Holidays Conversion period Temporary Equity, Conversion Period Temporary Equity, Conversion Period Percentage of overage closing price Debt Instrument, Convertible, Percent Of Amount By Which The Market Price Of Common Stock Exceeds Threshold Debt Instrument, Convertible, Percent Of Amount By Which The Market Price Of Common Stock Exceeds Threshold Orchard Lake Orchard Lake [Member] Orchard Lake [Member] Collateralized receivables, net (see Note 5) Collateralized receivables, net Transfers Accounted for as Secured Borrowings, Assets, Carrying Amount Inventory of manufactured homes Residential Real Estate [Member] Gulfstream Harbor Gulfstream Harbor [Member] Gulfstream Harbor [Member] 2024 Employee Service Share-based Compensation, Nonvested Awards, Expected Compensation Cost To Be Recognized In Next Twelve Months Employee Service Share-based Compensation, Nonvested Awards, Expected Compensation Cost To Be Recognized In Next Twelve Months MH Properties Located in the U.K. MH Properties Located In The UK [Member] MH Properties Located In The UK Serendipity Serendipity [Member] Serendipity [Member] Number of properties acquired Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent, Number Of Properties Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent, Number Of Properties Audit Information [Abstract] Audit Information Pineland Safe Harbor Pineland [Member] Safe Harbor Pineland Dovercourt Dovercourt [Member] Dovercourt Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Sun Retreats Rehoboth Bay Sun Retreats Rehoboth Bay [Member] Sun Retreats Rehoboth Bay Investments in Nonconsolidated Affiliates Equity Method Investments [Policy Text Block] Lantana Ranch Lantana Ranch [Member] Lantana Ranch Jellystone Park™ at Birchwood Acres Jellystone Park™ at Birchwood Acres MH & RV Resort [Member] Jellystone Park™ at Birchwood Acres MH & RV Resort Sun Communities Sun Communities [Member] Sun Communities Rancho Alipaz Rancho Alipaz [Member] Rancho Alipaz [Member] Sun Retreats Cape May Wildwood Sun Retreats Cape May Wildwood [Member] Sun Retreats Cape May Wildwood Proceeds from disposition of assets and depreciated homes, net Proceeds from Sale of Property, Plant, and Equipment Secured borrowings on collateralized receivables - fair value adjustment Transfers Accounted for as Secured Borrowings, Associated Liabilities, Fair Value Adjustment Transfers Accounted for as Secured Borrowings, Associated Liabilities, Fair Value Adjustment Document Period End Date Document Period End Date Arbor Woods Arbor Woods [Member] Arbor Woods [Member] Waterside Waterside [Member] Waterside Schedule of Pro Forma Information Business Acquisition, Pro Forma Information [Table Text Block] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Total provision / (benefit) Income Tax Expense (Benefit) Annual distribution rate change (in shares) Debt Instrument, Convertible, Number of Equity Instruments Affected Debt Instrument, Convertible, Number of Equity Instruments Affected Park Royale Park Royale [Member] Park Royale [Member] Port Phoenix Safe Harbor Port Phoenix [Member] Safe Harbor Port Phoenix Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Dispositions and other Real Estate Accumulated Depreciation, Dispositions and Other Real Estate Accumulated Depreciation, Dispositions and Other Timber Ridge Timber Ridge [Member] Timber Ridge [Member] 2024 Financial Liability, to be Paid, Year One Amount of lessee's undiscounted obligation for rental payments related to a failed sale-leaseback transaction to be paid in next fiscal year following current fiscal year. Stingray Point Safe Harbour Stingray Point [Member] Safe Harbour Stingray Point Norway Commons Norway Commons [Member] Norway Commons Sale Leaseback Transaction [Table] Sale Leaseback Transaction [Table] Schedule of Installment Notes Receivable [Table] Schedule of Installment Notes Receivable [Table] Schedule of Installment Notes Receivable [Table] Treetops Treetops [Member] Treetops Christies Parks Christies Parks [Member] Christies Parks Three Lakes Three Lakes [Member] Three Lakes [Member] St. Osyth Beach St Osyth Beach [Member] St Osyth Beach 49'er Village Far Horizons 49er Village [Member] Far Horizons 49er Village [Member] 2025 Lessor, Operating Lease, Payment to be Received, Year Two Deep Run Deep Run [Member] Deep Run [Member] Rainbow Village Largo Rainbow Village [Member] Rainbow Village Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Total Comprehensive Income / (Loss) Total Comprehensive Loss Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest The Ridge The Ridge [Member] The Ridge [Member] Sun Retreat Naples Sun Retreat Naples [Member] Sun Retreat Naples Useful life of assets Property, Plant and Equipment, Useful Life Total Payments Financial Liability, to be Paid Financial Liability, to be Paid Term (in years) Long-Term Debt, Term Loch Lomond Safe Harbor Loch Lomond [Member] Safe Harbor Loch Lomond Hemlocks Hemlocks [Member] Hemlocks [Member] Change in valuation allowance, percentage Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Number of Contracts Derivative, Number of Instruments Held Proceeds from sale of equity method investment Proceeds from Sale of Equity Method Investments Sun Retreats Avalon Sun Retreats Avalon [Member] Sun Retreats Avalon Maturities Mortgage maturities [Member] Mortgage maturities [Member] Southport Springs Golf & Country Club Southport Springs [Member] Southport Springs [Member] Less: Imputed interest Finance Lease, Liability, Undiscounted Excess Amount Additional Paid-in Capital Additional Paid-in Capital [Member] Document Annual Report Document Annual Report Grove Ridge Grove Ridge RV Resort [Member] Grove Ridge RV Resort [Member] Proceeds from sale of marketable securities Proceeds from Sale of Equity Securities, FV-NI Gain Contingency, Nature [Domain] Gain Contingency, Nature [Domain] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Total Income from Nonconsolidated Affiliates Equity earnings Income (Loss) from Equity Method Investments Loss Contingencies [Line Items] Loss Contingencies [Line Items] Accumulated net gains on derivatives AOCI, Cash Flow Hedge, Cumulative Gain (Loss), after Tax Exchange Rate Temporary Equity, Conversion Ratio Temporary Equity, Conversion Ratio Subsequent Events Subsequent Events [Text Block] Sales and settlements Sales and Settlements [Member] Sales and Settlements UNITED STATES UNITED STATES Fair Value, Recurring Fair Value, Recurring [Member] Equity interest and note receivable transferred in exchange for noncontrolling interests Noncash or Part Noncash Acquisition, Other Assets Acquired Kensington Meadows Kensington Meadows [Member] Kensington Meadows [Member] Total Lease Payments Lessee, Operating Lease, Liability, to be Paid North Palm Beach Safe Harbor North Palm Beach [Member] Safe Harbor North Palm Beach Kings Pointe King's Pointe [Member] King's Pointe [Member] Pre-tax income / (loss) attributable to taxable subsidiaries Income (Loss) Attributable to Taxable Subsidiaries Income (Loss) Attributable to Taxable Subsidiaries Purchases and issuances Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Total consideration Asset Acquisition, Consideration Transferred Cash Flow Hedging Cash Flow Hedging [Member] Rudgate Rudgate Properties [Member] Rudgate Village SPE LLC, Rudgate Clinton SPE LLC, and Rudgate Clinton Estates, LLC GTSC GTSC [Member] GTSC [Member] Other redeemable noncontrolling interests VIE purchased Variable Interest Entity, Equity Interests Issued Variable Interest Entity, Equity Interests Issued Series K preferred OP units Series K Preferred OP Units [Member] Series K Preferred OP Units Total Equity Increase (Decrease) in Total Equity [Roll Forward] Increase (Decrease) in Total Equity Jellystone Park™ at Gardiner Jellystone Park At Gardiner [Member] Jellystone Park At Gardiner [Member] OP Units accretion Temporary Equity, Accretion of Interest Great Oak Landing Safe Harbor Great Oak Landing [Member] Safe Harbor Great Oak Landing Bahia Vista Estates Bahia Vista Estates [Member] Bahia Vista Estates [Member] In Re Manufactured Home Lot Rents Antitrust Litigation, No. 1:23-cv-06715 In Re Manufactured Home Lot Rents Antitrust Litigation, No. 1:23-cv-06715 [Member] In Re Manufactured Home Lot Rents Antitrust Litigation, No. 1:23-cv-06715 Accumulated Other Comprehensive Income / (Loss) Accumulated other comprehensive income AOCI Including Portion Attributable to Noncontrolling Interest [Member] Consolidated Entities [Domain] Consolidated Entities [Domain] Sun Outdoors Chincoteague Bay Sun Outdoors Chincoteague Bay [Member] Sun Outdoors Chincoteague Bay Catastrophic Event [Domain] Catastrophic Event [Domain] Exchange period Temporary Equity, Exchange Period Temporary Equity, Exchange Period Sun Retreats Gwynn's Island Sun Retreats Gwynn's Island [Member] Sun Retreats Gwynn's Island Option to repurchase Option To Repurchase, Failed Sale-Leaseback Transaction, Amount Option To Repurchase, Failed Sale-Leaseback Transaction, Amount Sun Retreats Long Beach Island Sun Retreats Long Beach Island [Member] Sun Retreats Long Beach Island Segments [Axis] Business Segments [Axis] Segments [Axis] Brentwood West Brentwood West [Member] Brentwood West [Member] 2027 Financial Liability, to be Paid, Year Four Financial Liability, to be Paid, Year Four Island Lakes Island Lake [Member] Island Lake [Member] Scenario [Domain] Scenario [Domain] Basis differences - US assets Deferred Tax Liability, Basis Difference, Domestic Assets Deferred Tax Liability, Basis Difference, Domestic Assets Line of credit and other Long-Term Line of Credit Bluewater Yacht Sales Bluewater Yacht Sales [Member] Bluewater Yacht Sales Customer relationships Customer Relationships [Member] La Casa Blanca La Casa Blanca [Member] La Casa Blanca [Member] Business Interruption Loss [Axis] Business Interruption Loss [Axis] Jellystone Park™ at Golden Valley Jellystone Park At Golden Valley [Member] Jellystone Park At Golden Valley [Member] Coyote Ranch Resort Coyote Ranch Resort [Member] Coyote Ranch Resort SV Lift, LLC SV Lift, LLC [Member] SV Lift, LLC Real Estate, Type of Property [Axis] Real Estate, Type of Property [Axis] Park Place Park Place [Member] Park Place [Member] Consolidated Entities [Axis] Consolidated Entities [Axis] Cider Mill Crossings Cider Mill Crossings [Member] Cider Mill Crossings [Member] August 10, 2047 August 10, 2047 [Member] August 10, 2047 Less: Income / (loss) attributable to noncontrolling interests Loss attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest 2026 Employee Service Share-based Compensation, Nonvested Awards, Expected Compensation Cost To Be Recognized In Three Years Employee Service Share-based Compensation, Nonvested Awards, Expected Compensation Cost To Be Recognized In Three Years Entity Voluntary Filers Entity Voluntary Filers Impaired Long-Lived Assets Held and Used, Asset Name [Domain] Impaired Long-Lived Assets Held and Used, Asset Name [Domain] Reserve Harbor Safe Harbor Reserve Harbor [Member] Safe Harbor Reserve Harbor Sundance Sundance [Member] Sundance [Member] Unvested restricted shares, beginning balance (in shares) Unvested restricted shares, ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Debt and Line of Credit Debt Disclosure [Text Block] Issuance of preferred OP Units Common OP units issued for acquisition of noncontrolling interests Temporary Equity, Stock Issued During Period, Value, New Issues Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Sun Valley Sun Valley [Member] Sun Valley [Member] Sun Retreats Cayuga Sun Retreats Cayuga [Member] Sun Retreats Cayuga Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] Segment Reporting [Abstract] Segment Reporting [Abstract] Pembroke Downs Pembroke Downs [Member] Pembroke Downs [Member] Investment, Name [Axis] Investment, Name [Axis] Willsboro Bay Safe Harbor Willsboro Bay [Member] Safe Harbor Willsboro Bay Federal provision / (benefit) at statutory tax rate, percentage Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Commitments and contingencies (see Note 17) Commitments and Contingencies As Previously Reported Previously Reported [Member] Operating Leases Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Asset impairments Asset impairments Other Asset Impairment Charges Sun Outdoors Salt Lake City Sun Outdoors Salt Lake City [Member] Sun Outdoors Salt Lake City Proceeds from offering Proceeds from Issuance of Common Stock Total Equity Total Equity [Member] Total Equity [Member] Pentire Pentire [Member] Pentire Number of properties securing a debt instrument Debt Instrument, number of properties securing a debt instument Debt Instrument, number of properties securing a debt instument Revenue Recognition Revenue [Policy Text Block] Noncontrolling interests Noncontrolling Interest [Abstract] RV and Marina Properties RV and Marina Properties [Member] RV and Marina Properties Bear Lake Development Land Bear Lake Development Land [Member] Bear Lake Development Land Weighted average common shares outstanding: Weighted Average Common Shares Outstanding [Abstract] Weighted Average Common Shares Outstanding [Abstract] Temporary equity Equity Interests Equity Interests Country Lakes Country Lakes [Member] Country Lakes [Member] Operating Leases Lessor, Operating Lease, Payment to be Received, Fiscal Year Maturity [Abstract] Cape Harbour Safe Harbor Cape Harbour [Member] Safe Harbor Cape Harbour Goodwill [Roll Forward] Goodwill [Roll Forward] Dock improvements Building and Building Improvements [Member] Marketable securities Beginning Balance Ending Balance Investments, Fair Value Disclosure Mandatorily redeemable preferred equity Financial Instruments Subject to Mandatory Redemption, Value of Shares Issued Financial Instruments Subject to Mandatory Redemption, Value of Shares Issued Finance liability on underlying ground lease Present Value of Financial Liability Financial Obligation, Failed Sale-Leaseback Transaction Financial Obligation, Failed Sale-Leaseback Transaction Rancho Caballero Rancho Caballero [Member] Rancho Caballero [Member] 2025 Finance Lease, Liability, to be Paid, Year Two Foreign Currency Foreign Currency Transactions and Translations Policy [Policy Text Block] Cowesett Safe Harbor Cowesett [Member] Safe Harbor Cowesett Percentage of consolidated equity VIE as a Percentage of Total Equity VIE as a Percentage of Total Equity Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Table] Percentage of consolidated assets Variable Interest Entity as a Percentage of Consolidated Assets Variable Interest Entity as a Percentage of Consolidated Assets Sun Outdoors Marathon Sun Outdoors Marathon [Member] Sun Outdoors Marathon Shady Road Villas Shady Road Villas [Member] Shady Road Villas [Member] Notes and Other Receivables Receivable [Policy Text Block] Trevella Trevella [Member] Trevella Schedule of Share-Based Compensation Cost Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation Disclosure [Abstract] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation Disclosure [Abstract] Bel Air Estates Bel Air Estates [Member] Bel Air Estates Revolving loan amount Line of Credit Facility, Current Borrowing Capacity Woodhaven Place Woodhaven Place [Member] Woodhaven Place [Member] Stonebrook Stonebrook [Member] Stonebrook [Member] Secured borrowings on collateralized receivables Transfers Accounted for as Secured Borrowings, Associated Liabilities, Carrying Amount Dilutive Security [Axis] Dilutive Security [Axis] Dilutive Security April 1, 2030 - April 1, 2033 April 1, 2030 - April 1, 2033 [Member] April 1, 2030 - April 1, 2033 Distribution Per Share Common Stock, Dividends, Per Share, Declared Sales and settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements Common OP units issue (in shares) Noncontrolling Interest, Issuance of Stock from Subsidiary Equity Issuance, Shares Noncontrolling Interest, Issuance of Stock from Subsidiary Equity Issuance, Shares The Landings at Lake Henry The Landings at Lake Henry [Member] The Landings at Lake Henry Park Leisure Park Leisure [Member] Park Leisure Underwriting and other fees Sale of Marketable Securities, Underwriting and Other Fees Sale of Marketable Securities, Underwriting and Other Fees RezPlot RezPlot [Member] RezPlot [Member] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Series A-1 preferred OP units Series A-1 Preferred OP Units [Member] Preferred OP Units [Member] The Hills The Hills [Member] The Hills [Member] Change in notes receivable from financed sales of inventory homes, net of repayments Increase (Decrease) in Notes Receivables Schedule of Finite-Lived Intangible Assets, Amortization Expense [Line Items] Schedule of Finite-Lived Intangible Assets, Amortization Expense [Line Items] [Line Items] for Tabular disclosure of amortization expense related to finite-lived intangible assets by category. Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Financial Assets Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] Key Employees Key Employees [Member] Key Employees [Member] Income Statement Location [Axis] Income Statement Location [Axis] Islamorada Safe Harbor Islamorada [Member] Safe Harbor Islamorada North Lake North Lake [Member] North Lake [Member] Intangible Assets Disclosure [Abstract] Intangible Assets Disclosure [Abstract] Intangible Assets Disclosure [Abstract] Term Loan Term Loan [Member] Term Loan [Member] Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Jellystone Park™ at Guadalupe River Jellystone Park At Guadalupe River [Member] Jellystone Park At Guadalupe River [Member] Preferred distribution rate Debt Instrument, Preferred OP Units Distribution Rate Debt Instrument, Preferred OP Units Distribution Rate Schedule of Lease Expense Lease, Cost [Table Text Block] Henfold Henfold [Member] Henfold Investing Activities Net Cash Provided by (Used in) Investing Activities [Abstract] MH and annual RV residents for rent, utility charges, fees and other pass-through charges, net Other receivables for rent, water, sewer usage Other receivables for rent, water, sewer usage Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Plan Name [Domain] Plan Name [Domain] The Villas at Calla Pointe The Villas at Calla Pointe [Member] The Villas at Calla Pointe [Member] Loss on extinguishment of debt (see Note 9) Loss on Extinguishment of Debt Loss on extinguishment of debt (see Note 9) Gain (Loss) on Extinguishment of Debt State and Local State and Local Income Tax Expense (Benefit), Continuing Operations [Abstract] Acquired intangible assets subject to amortization Finite-Lived Intangible Assets Acquired Friendly Village of Simi Friendly Village of Simi [Member] Friendly Village of Simi [Member] Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Crestwood Crestwood [Member] Crestwood [Member] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Hancock Heights Hancock Heights Estates [Member] Hancock Heights Estates Skyline Skyline [Member] Skyline [Member] Country Meadows Country Meadows [Member] Country Meadows Loss Contingencies [Table] Loss Contingencies [Table] Entity Shell Company Entity Shell Company Sandy Lake Sandy Lake [Member] Sandy Lake Cash, cash equivalents and restricted cash Cash, cash equivalents and restricted cash, beginning of period Cash, Cash Equivalents and Restricted Cash, End of Period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Sun Retreats Stratford Sun Retreats Stratford [Member] Sun Retreats Stratford Sun Retreats Ocala Orange Lake Sun Retreats Ocala Orange Lake [Member] Sun Retreats Ocala Orange Lake Ventura Isle Safe Harbor Ventura Isle [Member] Safe Harbor Ventura Isle Lines of credit Lines of Credit, Fair Value Disclosure Sunset Beach RV Resort Sunset Beach RV Resort [Member] Sunset Beach RV Resort Hickory Hills Village Hickory Hills Village [Member] Hickory Hills Village [Member] Mortgage loans payable Loans Payable [Member] Operating lease cost Operating Lease, Cost Common stock, shares issued (in shares) Common Stock, Shares, Issued Silver Springs Silver Springs [Member] Silver Springs [Member] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Bahia Bleu Safe Harbor Bahia Bleu [Member] Safe Harbor Bahia Bleu Total assets measured at fair value Level 3 beginning balance Level 3 ending balance Assets, Fair Value Disclosure Cost Capitalized Subsequent to Acquisition (Improvements), Depreciable Assets SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Building and Improvements Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Origen Financial Services Origen Financial Services [Member] Origen Financial Services [Member] Scio Farms Scio Farms [Member] Scio Farms [Member] Crystal Point Safe Harbor Crystal Point [Member] Safe Harbor Crystal Point Foreign currency exchange losses Investment, Foreign Current Translation Adjustment Investment, Foreign Current Translation Adjustment 2027 Long-Term Debt, Maturity, Year Four Cisco Grove Campground & RV Cisco Grove Campground & RV [Member] Cisco Grove Campground & RV Edgartown Safe Harbor Edgartown [Member] Safe Harbor Edgartown Credit rating Long-Term Debt, Percentage Bearing Variable Interest, Percentage Rate Net income per share attributable to SUI common shareholders - diluted (in dollars per share) Business Acquisition, Pro Forma Earnings Per Share, Diluted Purchase and sale agreement, cash consideration payment Payments For Asset Acquisitions Payments For Asset Acquisitions East Village Estates East Village Estates [Member] East Village Estates [Member] Number of MH manufacturers securing note Number of MH Manufacturers Securing Note Number of MH Manufacturers Securing Note Receivable Type [Axis] Receivable Type [Axis] Income from nonconsolidated affiliates (see Note 7) Payments for Distributions of Income from Nonconsolidated Entities Payments for Distributions of Income from Nonconsolidated Entities Ownership interest Subsidiary, Ownership Percentage, Parent 2024 Finance Lease, Liability, to be Paid, Year One Annapolis Safe Harbor Annapolis [Member] Safe Harbor Annapolis Investment in property Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Schedule of Intangible Assets Amortization Expense Schedule of Intangible Assets Amortization Expense [Table Text Block] Schedule of Intangible Assets Amortization Expense [Table Text Block] - Tabular disclosure of amortization expense related to finite-lived intangible assets by category. Schedule of Other Receivables Schedule of Other Receivables [Table Text Block] Schedule of Other Receivables Schedule of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Other receivables, net Other receivables, net [Member] Other receivables, net [Member] Income Statement [Abstract] Income Statement [Abstract] Conversion of common and preferred OP units Conversion of Stock, Amount Converted Lakefront Lakefront [Member] Lakefront [Member] Allowances Allowance for rent, water, sewer usage receivables Allowance for rent, water, sewer usage receivables Future cash payment Transfers Accounted for as Secured Borrowings, Assets, Receivable for Future Cash Payment Transfers Accounted for as Secured Borrowings, Assets, Receivable for Future Cash Payment Proceeds from derivative settlements, net Proceeds From Gain On Settlement Of Derivative Instrument Proceeds From Gain On Settlement Of Derivative Instrument Harrison Yacht Yard Harrison Yacht Yard [Member] Harrison Yacht Yard Fair Value of Liabilities Derivative liabilities Derivative Liability Net income attributable to SUI common shareholders Business Acquisition, Pro Forma Net Income (Loss) Stirling Safe Harbor Stirling [Member] Safe Harbor Stirling Number of plans Number Of Share-Based Compensation Plans Number Of Share-Based Compensation Plans Total Lessee, Liability, to be Paid, Fiscal Year Maturity [Abstract] Lessee, Liability, to be Paid, Fiscal Year Maturity Eagle Cove Safe Harbor Eagle Cove [Member] Safe Harbor Eagle Cove Below market operating leases, net Below Market Lease, Net Marco Naples Marco Naples [Member] Marco Naples RV Resort [Member] Series G preferred OP units Series G Preferred OP Units [Member] Series G Preferred OP Units Preferred OP units - mandatorily redeemable Aspen Series B3 Preferred Operating Partnership Units [Member] Aspen Series B3 Preferred Operating Partnership Units [Member] Strafford / Lake Winnipesaukee South KOA Stratford/Lake Winnipesaukee South KOA [Member] Stratford/Lake Winnipesaukee South KOA [Member] Changes in unrecognized tax benefits Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Windham Hills Windham Hills [Member] Windham Hills [Member] Real Estate Acquisitions and Dispositions Mergers, Acquisitions and Dispositions Disclosures [Text Block] Series H preferred OP units Series H Preferred OP Units [Member] Series H Preferred OP Units Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Note receivable Disposal Group, Including Discontinued Operation, Consideration in Form of Note Receivable Disposal Group, Including Discontinued Operation, Consideration in Form of Note Receivable Cove Haven Safe Harbor Cove Haven [Member] Safe Harbor Cove Haven Principal amount Debt Instrument, Face Amount Sunlake Estates Sunlake Estates [Member] Sunlake Estates [Member] Equity Method Investment, Nonconsolidated Investee [Domain] Equity Method Investment, Nonconsolidated Investee [Domain] Entity Address, State or Province Entity Address, State or Province Ballena Isle Safe Harbor Ballena Isle [Member] Safe Harbor Ballena Isle Total Lease Payments Finance Lease, Liability, to be Paid Operating Activities Net Cash Provided by (Used in) Operating Activities [Abstract] Woodlake Trails Woodlake Trails [Member] Woodlake Trails [Member] Rainbow Village of Zephyrhills Rainbow Village of Zepyrhills [Member] Rainbow Village of Zepyrhills [Member] Conversion price (in dollars per share) Debt Instrument, Convertible, Conversion Price Carriage Cove Carriage Cove [Member] Carriage Cove [Member] Emerald Point Safe Harbor Emerald Point [Member] Safe Harbor Emerald Point Distributions in excess of accumulated earnings Distributions in excess of accumulated earnings Accumulated Distributions in Excess of Net Income Total Other Receivables, net Other Receivables (Gain) / loss on foreign currency exchanges Gain (Loss), Foreign Currency Transaction, after Tax Majestic Oaks Majestic Oaks [Member] Majestic Oaks RV Resort [Member] Safe Harbor Safe Harbor [Member] Safe Harbor Cedar Springs Cedar Springs [Member] Cedar Springs [Member] Average gross base rent per square foot Related Party Transactions, Current and Future Base Rent Related Party Transactions, Current and Future Base Rent Net Income / (Loss) Attributable to SUI Common Shareholders - Basic Net income Net income / (loss) attributable to SUI common shareholders Net Income (Loss) Available to Common Stockholders, Basic Apple Carr Village Apple Carr Village [Member] Apple Carr Village [Member] Cover Page [Abstract] Cover Page [Abstract] Cover Page [Abstract] Schedule of Quarterly Results Quarterly Financial Information [Table Text Block] Present Value of Lease Liabilities Operating lease liabilities Operating Lease, Liability Blue Heron Pines Blue Heron Pines [Member] Blue Heron Pines [Member] Asset Acquisition [Axis] Asset Acquisition [Axis] Value of house sites sold Total consideration Disposal Group, Including Discontinued Operation, Consideration Sun Outdoors Orange Beach Sun Outdoors Orange Beach [Member] Sun Outdoors Orange Beach Sun Outdoors Sugarloaf Key Sun Outdoors Sugarloaf Key [Member] Sun Outdoors Sugarloaf Key Pelican Bay Pelican Bay [Member] Pelican Bay [Member] Royal Country Royal Country [Member] Royal Country [Member] Presidential Estates Presidential Estates [Member] Presidential Estates El Capitan Canyon El Capitan Canyon [Member] El Capitan Canyon Number of reportable segments Number of Reportable Segments Spanish Trails MHC Spanish Trails MHC [Member] Spanish Trails MHC Contingent gain Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset Common stock, $0.01 par value. Authorized: 360.0 shares; Issued and outstanding: 124.4 at December 31, 2023 and 124.0 at December 31, 2022 Common Stock, Value, Issued Treasury Rate Lock Treasury Lock [Member] Old Port Cove Safe Harbor Old Port Cove [Member] Safe Harbor Old Port Cove Gain Contingencies, Nature [Axis] Gain Contingencies, Nature [Axis] Senior Notes Senior Notes [Member] Financing cash outflows for finance leases Finance Lease, Principal Payments Schedule of Future Minimum Finance Lease Payments Finance Lease, Liability, to be Paid, Maturity [Table Text Block] Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Other, percentage Effective Income Tax Rate Reconciliation, Other Reconciling Items, Percent Toledo Beach Safe Harbor Toledo Beach [Member] Safe Harbor Toledo Beach Litigation Case [Domain] Litigation Case [Domain] Aspen Series B3 Preferred Operating Partnership OP Units Aspen Series B3 Preferred Operating Partnership OP Units [Member] Aspen Series B3 Preferred Operating Partnership OP Units Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Proceeds related to disposition of properties Proceeds from Sale, Real Estate, Held-for-Investment Pakefield Pakefield [Member] Pakefield Sun Retreats Birch Bay Sun Retreats Birch Bay [Member] Sun Retreats Birch Bay Unrecognized tax benefits Unrecognized Tax Benefits Income Tax Authority [Axis] Income Tax Authority [Axis] Schedule of Right-of-Use Assets and Liabilities Lease, Supplemental Balance Sheet Information [Table Text Block] Lease, Supplemental Balance Sheet Information Acquisitions - Common stock and OP units issued Stock Issued During Period, Value, New Issues, Common Stock and Preferred OP Units Stock Issued During Period, Value, New Issues, Common Stock and Preferred OP Units Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Cash flow hedge gains reclassified to earnings Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net Sun Outdoors St. Augustine Sun Outdoors St. Augustine [Member] Sun Outdoors St. Augustine Interest on mandatorily redeemable preferred OP units / equity Interest on mandatorily redeemable preferred OP units / equity Interest Expense, Other Other financial liabilities (contingent consideration) Other Liabilities, Fair Value Disclosure Lakeview CT Lakeview CT [Member] Lakeview CT [Member] Schedule of Interest Capitalized Interest Capitalized [Table Text Block] Interest Capitalized Brook Ridge Brook Ridge [Member] Brook Ridge [Member] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Sun NG Resorts Sun NG Resorts [Member] Sun NG Resorts Amble Links Amble Links [Member] Amble Links 47 North 47 North [Member] 47 North Interest Rate Debt Instrument, Interest Rate, Stated Percentage Jellystone Park™ Androscoggin Lake Jellystone Park(TM) Androscoggin Lake [Member] Jellystone Park(TM) Androscoggin Lake Caliente Sands Caliente Sands [Member] Caliente Sands [Member] Southwood Village Southwood Village [Member] Southwood Village [Member] Total SUI shareholders' equity Total SUI shareholder's equity Equity, Attributable to Parent 2026 Financial Liability, to be Paid, Year Three Financial Liability, to be Paid, Year Three Net income (loss) Temporary Equity, Net Income Austin Loan Star Austin Loan Star [Member] Austin Loan Star [Member] Notes receivable net of fair value adjustment Financing Receivable, before Allowance for Credit Loss, Net Of Fair Value Adjustment Financing Receivable, before Allowance for Credit Loss, Net Of Fair Value Adjustment Schedule of Changes in Estimated Insurance Recoveries [Roll Forward] Schedule of Changes in Estimated Insurance Recoveries [Roll Forward] Schedule of Changes in Estimated Insurance Recoveries Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Silver Spring Safe Harbor Silver Spring [Member] Safe Harbor Silver Spring Revision of Prior Period [Domain] Revision of Prior Period [Domain] Cash and escrow Payments for Asset Acquisitions and to Acquire Businesses, Gross Payments for Asset Acquisitions and to Acquire Businesses, Gross Subsequent Events [Abstract] Subsequent Events [Abstract] Sandusky Safe Harbor Sandusky [Member] Safe Harbor Sandusky Secured Borrowing on Collateralized Receivables Transfers Accounted for as Secured Borrowings, Associated Liabilities [Member] Transfers Accounted for as Secured Borrowings, Associated Liabilities Restricted interest carryforwards Deferred Tax Assets, Restricted Interest Carryforward Deferred Tax Assets, Restricted Interest Carryforward Hedging Designation [Domain] Hedging Designation [Domain] Conversion of OP units (in shares) Stock Issued During Period, Shares, Conversion of Convertible Securities Fair value adjustment Equity Method Investment, Fair Value Adjustment Equity Method Investment, Fair Value Adjustment Marina Bay Safe Harbor Marina Bay [Member] Safe Harbor Marina Bay Proceeds from issuance of other debt Proceeds from Issuance of Other Long-Term Debt Puerto del Rey Safe Harbor Puerto del Rey [Member] Safe Harbor Puerto del Rey Disposal Group Classification [Domain] Disposal Group Classification [Domain] Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] RV RV [Member] RV Shareholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Less: allocation to restricted stock awards Income (loss) Attributable to Common Stockholders Allocable To Non Vested Restricted Shares Income (Loss) From Continuing Operations Allocable To Non Vested Restricted Shares Shell Creek Shell Creek [Member] Shell Creek Document Fiscal Period Focus Document Fiscal Period Focus Useful Life Useful life of finite-lived intangible assets Finite-Lived Intangible Asset, Useful Life Holly Village / Hawaiian Gardens Holly Village/Hawaiian Gardens [Member] Holly Village/Hawaiian Gardens [Member] Andover Andover [Member] Andover Ordinary quarterly taxable dividend Ordinary Tax Dividend, Percent Qualified Dividend Ordinary Tax Dividend, Percent Qualified Dividend Service, retail, dining and entertainment Other Cost of Operating Revenue All UK Properties Excluding Corporate Headquarters All UK Properties Excluding Corporate Headquarters [Member] All UK Properties Excluding Corporate Headquarters Capitalized Costs Other capitalized costs [Policy Text Block] Other capitalized costs [Policy Text Block] Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] Geographical [Domain] Geographical [Domain] Westward Shores Cottages & RV Resort Westward Shores Cottages & RV Resort [Member] Westward Shores Cottages & RV Resort [Member] Assets and liabilities reclassified from held-for-sale Property, Plant and Equipment, Transfers and Changes Asset impairment SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Deduction Gross Amount Carried, Total Beginning balance Ending balance SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross Vineyard Haven Safe Harbor Vineyard Haven [Member] Safe Harbor Vineyard Haven Pine Hills Pine Hills [Member] Pine Hills [Member] North Point Estates North Point Estates [Member] North Point Estates [Member] Lake Pointe Village Lake Pointe Village [Member] Lake Pointe Village [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Hacienda Del Rio Hacienda del Rio [Member] Hacienda del Rio [Member] Pilots Point Safe Harbor Pilots Point [Member] Safe Harbor Pilots Point Goodwill and Intangible Assets Disclosure [Abstract] Temporary and permanent equity Asset Acquisition, Consideration Transferred, Equity Interest Issued and Issuable Return of capital Return of Capital [Member] Return of Capital [Member] Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Total Liabilities and Other Equity Variable Interest Entities, Consolidated, Total Liabilities and Stockholder's Equity Variable Interest Entities, Consolidated, Total Liabilities and Stockholder's Equity Cash paid for income taxes Income Taxes Paid, Net Purchases and issuances Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases Foreign currency translation gain / (loss) arising during period Foreign currency translation gain arising during period Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax Cash proceeds from transfer of installment notes receivable Transfers Accounted for as Secured Borrowings, Associated Liabilities, Net Transfers Accounted for as Secured Borrowings, Associated Liabilities, Net Telephone Service Telephone Service [Member] Telephone Service [Member] Sun Villa Estates Sun Villa Estates [Member] Sun Villa Estates Schedule of Share-Based Compensation Expensed and Capitalized Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Collateralized Receivables and Transfers of Financial Assets Transfers and Servicing of Financial Assets [Text Block] Cash Flow Hedges: Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract] Total Liabilities, Temporary Equity and Shareholders' Equity Total liabilities, temporary equity and shareholder's equity Liabilities and Equity Ownership [Domain] Ownership [Domain] Yankee Village Yankee Village [Member] Yankee Village [Member] Weighted Average Years to Maturity Debt weighted average to maturity, length Debt weighted average to maturity, length RV Community RV community [Member] RV community [Member] Warrants Warrants [Member] Warrants Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] South Harbour Village Safe Harbor South Harbour Village [Member] Safe Harbor South Harbour Village MH and RV Properties Located in the U.S. MH And RV Properties Located In The US [Member] MH And RV Properties Located In The US Adjustments to arrive at net income Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Abstract] Currency [Axis] Currency [Axis] Calusa Island Safe Harbor Calusa Island [Member] Safe Harbor Calusa Island Jamestown Safe Harbor Jamestown [Member] Safe Harbor Jamestown Entity Address, City or Town Entity Address, City or Town Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Adjustments Revision of Prior Period, Error Correction, Adjustment [Member] The Hamptons Golf & Country Club The Hamptons Golf & Country Club [Member] The Hamptons Golf & Country Club Pecan Branch Pecan Branch [Member] Pecan Branch [Member] Deerwood Deerwood [Member] Deerwood [Member] Number of development sites Number of Development Sites Number of Development Sites Fair Value of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] Acquisition of third party equity interest in consolidated entities Difference in purchase price and noncontrolling interest Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Initial Cost to Company, Land SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land Furniture, fixtures and equipment Furniture and Fixtures, Gross Net foreign currency translation losses Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Schedule of Future Minimum Rental Payments Lease, Financial Liability, Future Minimum Rental Payments, Fiscal Year Maturity [Table Text Block] Lease, Financial Liability, Future Minimum Rental Payments, Fiscal Year Maturity Common OP unit conversion ratio (in shares) Temporary Equity, Common Op Unit, Conversion Ratio Temporary Equity, Common Op Unit, Conversion Ratio Indefinite-lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Related Party Transactions [Abstract] Related Party Transactions [Abstract] Martello Beach Martello Beach [Member] Martello Beach Hunters Glen Hunters Glen [Member] Hunters Glen [Member] Arbor Terrace Arbor Terrace [Member] Arbor Terrace [Member] Fisherman's Cove Fisherman's Cove [Member] Fisherman's Cove [Member] Title of Individual [Domain] Title of Individual [Domain] Distributions payable Dividends Payable Stonebridge (MI) Stonebridge, Richfield Township, MI [Member] Stonebridge, Richfield Township, MI [Member] Less: Comprehensive (income) / loss attributable to noncontrolling interests Less: Comprehensive loss attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Additional paid-in capital Additional Paid in Capital Executive Officers Executive Officer [Member] Horseshoe Cove RV Resort Horseshoe Cove RV Resort [Member] Horseshoe Cove RV Resort [Member] Ocean West Ocean West [Member] Ocean West [Member] Number of RV resorts Number of RV Resorts Number of RV Resorts Notes receivable from real estate developers and operators Notes Due From Real Estate Developers [Member] Notes Due From Real Estate Developers [Member] Skippers Landing Safe Harbor Skippers Landing [Member] Safe Harbor Skippers Landing 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Three Gross notes receivable Financing Receivable, before Allowance for Credit Loss Disposal Group, Not Discontinued Operations Disposal Group, Not Discontinued Operations [Member] Number of managed properties Number Of Managed Properties Number Of Managed Properties Related Party [Axis] Related Party, Type [Axis] Gain on dispositions of properties Gain on disposition of properties Gain (Loss) on Sale of Properties Ocean Breeze Ocean Breeze [Member] Ocean Breeze Marina Marinas [Member] Marinas Academy / West Point AcademyWestpoint [Member] Academy/Westpoint [Member] Jellystone Park™ Petoskey Jellystone Park(TM) Petoskey [Member] Jellystone Park(TM) Petoskey Change in inventory, other assets and other receivables, net Increase (Decrease) in Other Operating Assets Home sales Revenue From Home Sales Revenue from home sales. The Foothills The Foothills [Member] The Foothills Bell Crossing Bell Crossing [Member] Bell Crossing [Member] Auditor Name Auditor Name Marina Bay Yacht Harbor Marina Bay Yacht Harbor [Member] Marina Bay Yacht Harbor Annual Distribution Rate Preferred Stock, Dividend Rate, Percentage Disposal Group Name [Axis] Disposal Group Name [Axis] Liberty Farm Liberty Farms [Member] Liberty Farms [Member] Payments on other debt Repayments of Long-Term Debt Regatta Pointe Safe Harbor Regatta Pointe [Member] Safe Harbor Regatta Pointe Series L preferred OP units Series L Preferred OP Units [Member] Series L Preferred OP Units Investment Property Real estate, investment property [Policy Text Block] Real estate, investment property [Policy Text Block] Entity Central Index Key Entity Central Index Key Brokerage commissions and other, net Brokerage commissions and other income, net Includes brokerage commissions, gain (loss) on sale of land, and other - net Public Offering Public Offering [Member] Public Offering Share-based compensation - expensed Share-Based Payment Arrangement, Expense Hengar Manor Hengar Manor [Member] Hengar Manor Asset Acquisitions Asset Acquisition [Abstract] Income Tax Authority [Domain] Income Tax Authority [Domain] Development Sites Number of Units in Real Estate Property, Development Sites Number of Units in Real Estate Property, Development Sites Tarka Tarka [Member] Tarka Sungenia JV Sungenia JV [Member] Sungenia JV [Member] Business combinations Business combinations Business Combination, Integration Related Costs Riviera Beach Safe Harbor Riviera Beach [Member] Safe Harbor Riviera Beach Jellystone Park™ at Memphis Jellystone Park At Memphis [Member] Jellystone Park At Memphis [Member] Rockland Safe Harbor Rockland [Member] Safe Harbor Rockland Schedule of Disaggregated Revenue Disaggregation of Revenue [Table Text Block] Issuance of common stock and common OP units, net Value at Issuance (in millions) Stock Issued During Period, Value, New Issues Non-U.S. income taxed at other than the U.S. federal statutory tax rate Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Entity [Domain] Entity [Domain] Rentable square feet Net Rentable Area Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Amendment Flag Amendment Flag Hyde Park Hyde Park [Member] Hyde Park [Member] Sunset Bay Safe Harbor Sunset Bay [Member] Safe Harbor Sunset Bay OP Units Outstanding (in shares) Temporary Equity, Shares Outstanding Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] November 1, 2030 November 1, 2030 [Member] November 1, 2030 Cash paid for interest (net of capitalized interest of $12.9, $7.0 and $4.5, respectively) Interest Paid, Excluding Capitalized Interest, Operating Activities New England Boatworks Safe Harbor New England Boatworks [Member] Safe Harbor New England Boatworks Schedule of Components of Income / (Loss) Attributable to Taxable Subsidiaries Components of Income / (Loss) Attributable to Taxable Subsidiaries [Table Text Block] Components of Income / (Loss) Attributable to Taxable Subsidiaries Transfers of Financial Assets Accounted for as Secured Borrowings [Abstract] Transfers of Financial Assets Accounted for as Secured Borrowings [Abstract] Forgiveness of remaining loan balance Debt Instrument, Decrease, Forgiveness Forest View Forest View [Member] Forest View [Member] Receivables from contracts with customers Home sale proceeds Home sale proceeds Home sale proceeds Polperro Polperro [Member] Polperro Sun Outdoors Kensington Valley Sun Outdoors Kensington Valley [Member] Sun Outdoors Kensington Valley Gross collateralized receivable Transfers Accounted for as Secured Borrowings, Assets, Gross Transfers Accounted for as Secured Borrowings, Assets, Gross Schedule of Shares Granted Share-Based Payment Arrangement, Restricted Stock, Grants [Table Text Block] Share-Based Payment Arrangement, Restricted Stock, Grants Countryside Village of Gwinnett Countryside Gwinnett [Member] Countryside Gwinnett [Member] Change in number of shares authorized under plan (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized Number of MH communities Number of MH Communities Number of MH Communities Dutton Mill Village Dutton Mill Village [Member] Dutton Mill Village [Member] Bluewater Bluewater [Member] Bluewater Grand Village Grand [Member] Grand [Member] In-place leases, goodwill and other intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Liabilities, Inventory Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Liabilities, Inventory Investments, Owned, Federal Income Tax Note [Line Items] Investments, Owned, Federal Income Tax Note [Line Items] Finance Lease Cost Cash Paid for Amounts Included in the Measurement of Lease Liabilities Lease, Cost [Abstract] Segment Reconciling Items Segment Reconciling Items [Member] Loan Amount Construction Loan Marathon Safe Harbor Marathon [Member] Safe Harbor Marathon Vested (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Income Tax Contingency [Line Items] Income Tax Contingency [Line Items] Sun Retreats Dennis Port Sun Retreats Dennis Port [Member] Sun Retreats Dennis Port Schedule of Error Corrections and Prior Period Adjustment Restatement [Table] Schedule of Error Corrections and Prior Period Adjustment Restatement [Table] Positive Outcome of Litigation Positive Outcome of Litigation [Member] Financing Activities Net Cash Provided by (Used in) Financing Activities [Abstract] Marketable securities Marketable Securities Maturity Receivable With Imputed Interest, Term Receivable With Imputed Interest, Term Temporary and permanent equity Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Allen Harbor Safe Harbor Allen Harbor [Member] Safe Harbor Allen Harbor Weighted-average Remaining Lease Terms (years) Weighted Average Remaining Lease Term [Abstract] Weighted Average Remaining Lease Term Revenues Revenues [Abstract] Statement [Line Items] Statement [Line Items] Glen Laurel Glen Laurel [Member] Glen Laurel [Member] Conversion of OP units Stock Issued During Period, Value, Conversion of Convertible Securities The Willows The Willows [Member] The Willows 2026 Operating and Finance, Liability, Payments, Due Year Three Operating and Finance, Liability, Payments, Due Year Three Schedule of Derivative Instruments Schedule of Derivative Instruments [Table Text Block] Common and preferred OP units Carrying Amount Noncontrolling Interest in Operating Partnerships Blue Water Loan Blue Water Loan [Member] Blue Water Loan June 15, 2026 - December 15, 2009 June 15, 2026 - December 15, 2009 [Member] June 15, 2026 - December 15, 2009 High Point Park High Point [Member] High Point [Member] Sun Retreats Dunedin Sun Retreats Dunedin [Member] Sun Retreats Dunedin Noncontrolling Interests Noncontrolling interests Noncontrolling Interest [Member] Roxbury Park Roxbury [Member] Roxbury [Member] Total Notes and Other Receivables, net Total notes and other receivables [Member] Total notes and other receivables [Domain] Jellystone Lincoln Jellystone Lincoln [Member] Jellystone Lincoln Aggregate amount of credit facility Line of Credit Facility, Maximum Borrowing Capacity Changes in Fair Value, Level 3 [Axis] Changes in Fair Value, Level 3 [Axis] Changes in Fair Value, Level 3 Country Squire Country Squire [Member] Country Squire Depreciation and basis differences Deferred Tax Assets, Real estate Deferred Tax Assets, Real estate Investment, Name [Domain] Investment, Name [Domain] Acquisition of third party equity interest in consolidated entities Temporary Equity, Acquisition Of Noncontrolling Interest In Subsidiary Temporary Equity, Acquisition Of Noncontrolling Interest In Subsidiary Cash and escrow Payments to Acquire Businesses, Gross Friendly Village of Modesto Friendly Village of Modesto [Member] Friendly Village of Modesto [Member] Number of properties acquired with majority interest Number of Properties Acquired with Majority Interest Number of Properties Acquired with Majority Interest New Port Cove Safe Harbor New Port Cove [Member] Safe Harbor New Port Cove Comal Farms Comal Farms [Member] Comal Farms [Member] Burnside Safe Harbor Burnside [Member] Safe Harbor Burnside Ingenia Communities Group Ingenia Communities Group [Member] Ingenia Communities Group Dauntless Shipyard Safe Harbor Dauntless Shipyard [Member] Safe Harbor Dauntless Shipyard Debt Instrument, Maturity Date [Axis] Debt Instrument, Maturity Date [Axis] Debt Instrument, Maturity Date Real property Fixed lease income Lease Income Jellystone Park™ of Chicago Jellystone Park of Chicago [Member] Jellystone Park of Chicago Great Lakes Safe Harbor Great Lakes [Member] Safe Harbor Great Lakes Error Corrections and Prior Period Adjustments Restatement [Line Items] Error Corrections and Prior Period Adjustments Restatement [Line Items] Derivative Asset, Statement of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Asset, Statement of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Asset, Statement of Financial Position Extensible Enumeration Not Disclosed Flag Debt Instrument, Maturity Date [Domain] Debt Instrument, Maturity Date [Domain] Debt Instrument, Maturity Date [Domain] Ownership [Axis] Ownership [Axis] Country Acres Country Acres [Member] Country Acres [Member] Outer Banks Safe Harbor Outer Banks [Member] Safe Harbor Outer Banks Secured Installment Notes Receivable on Manufactured Homes Secured Installment Notes Receivable on Manufactured Homes [Member] Secured Installment Notes Receivable on Manufactured Homes Customer [Axis] Customer [Axis] Zahnisers Safe Harbor Zahnisers [Member] Safe Harbor Zahnisers Sun Outdoors Paso Robles Sun Outdoors Paso Robles [Member] Sun Outdoors Paso Robles Acquisitions - Holdback Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Holdback Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Holdback Rate differential Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount Distributions Dividends, Cash Forfeited (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Cabrillo Isle Safe Harbor Cabrillo Isle [Member] Safe Harbor Cabrillo Isle Property impairment charges Impairment, Long-Lived Asset, Held-for-Use Pearwood Pearwood [Member] Pearwood Other Intangible Assets Goodwill and Intangible Assets, Intangible Assets, Policy [Policy Text Block] New England Village New England Village [Member] New England Village [Member] South Bay Safe Harbor South Bay [Member] Safe Harbor South Bay Receivable [Domain] Receivable [Domain] Summit Ridge Summit Ridge [Member] Summit Ridge [Member] Rye Harbour Rye Harbour [Member] Rye Harbour Line of credit and other debt Line of Credit [Member] Sandhills Sandhills [Member] Sandhills Forward Swap Forward Swap [Member] Forward Swap Litigation Case [Axis] Litigation Case [Axis] Contributions Payments to Acquire Equity Method Investments Non-competition agreements Noncompete Agreements [Member] Sun NG Resorts Transaction and Sun NG Beaver Brook LLC Sun NG Resorts Transaction and Sun NG Beaver Brook LLC [Member] Sun NG Resorts Transaction and Sun NG Beaver Brook LLC Littondale Littondale [Member] Littondale Total Undiscounted Cash Flows Lessor, Operating Lease, Payment to be Received Sun Outdoors Pigeon Forge Sun Outdoors Pigeon Forge [Member] Sun Outdoors Pigeon Forge Meadowbrook Village Meadowbrook Village [Member] Meadowbrook Village [Member] Sun Outdoors Santa Barbara Sun Outdoors Santa Barbara [Member] Sun Outdoors Santa Barbara Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Tampa East Tampa East [Member] Tampa East Rate differential, percentage Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent Temporary equity Temporary Equity, Other Changes Indefinite-lived assets - Other Other Intangible Assets [Member] Schedule of Common and Preferred OP Units included within Noncontrolling Interests Noncontrolling Interests [Table Text Block] Noncontrolling Interests Woodside Terrace Woodside Terrace [Member] Woodside Terrace [Member] Investments in and Advances to Affiliates Investments in and Advances to Affiliates [Table Text Block] 2027 Lessor, Operating Lease, Payment to be Received, Year Four Number of Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1) Fair Value, Inputs, Level 1 [Member] Net deferred tax assets Deferred Tax Assets, Net of Valuation Allowance Impaired Long-Lived Assets Held and Used by Type [Axis] Impaired Long-Lived Assets Held and Used by Type [Axis] Schedule of Estimated Useful Lives Property, Plant and Equipment [Table Text Block] Kissimmee South Kissimmee South RV Resort [Member] Kissimmee South RV Resort [Member] Friendly Village of West Covina Friendly Village of West Covina [Member] Friendly Village of West Covina [Member] Moreno 66 Development Moreno 66 Development [Member] Moreno 66 Development Number of shares available for future issuance under plan (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Vista Del Lago MH & RV Resort Vista del Lago MH & RV Resort [Member] Vista del Lago MH & RV Resort [Member] Secured Borrowings Secured Borrowings [Member] Secured Borrowings 2025 Long-Term Debt, Maturity, Year Two La Costa Village La Costa Village [Member] La Costa Village [Member] Sun Retreats Sandbanks Sun Retreats Sandbanks [Member] Sun Retreats Sandbanks 2028 Finance Lease, Liability, to be Paid, Year Five Sycamore Village Sycamore Village [Member] Sycamore Village [Member] Frenchtown Villa / Elizabeth Woods Frenchtown Villa / Elizabeth Woods [Member] Frenchtown Villa / Elizabeth Woods Sun Retreats Peters Pond Sun Retreats Peters Pond [Member] Sun Retreats Peters Pond Notional Notional Amount Derivative, Notional Amount Measurement Frequency [Axis] Measurement Frequency [Axis] Marina Cove Marina Cove [Member] Marina Cove [Member] Willow Crossing Willow Crossing [Member] Willow Crossing Bluewater Yacht Sales Jarrett Bay Bluewater Yacht Sales [Member] Jarrett Bay Bluewater Yacht Sales FPG Sun Menifee 80 LLC FPG Sun Menifee 80 LLC [Member] FPG Sun Menifee 80 LLC Schedule of Restricted Stock Activity Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward] Change in distributions declared and outstanding Change in Distributions Declared and Outstanding Change in Distributions Declared and Outstanding Present Value of Lease Liabilities Operating and Finance, Liability Operating and Finance, Liability Installment notes receivable on manufactured homes, net Installment notes receivable on manufactured homes, net [Member] Installment notes receivable on manufactured homes [Member] Investment in property, net Wholly Owned Properties [Member] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Line of Credit Facility [Table] Line of Credit Facility [Table] Cape May Crossing Cape May Crossing [Member] Cape May Crossing [Member] Old Kerrow Old Kerrow [Member] Old Kerrow Sun Outdoors Portland South Sun Outdoors Portland South [Member] Sun Outdoors Portland South Schedule of Business Acquisitions Schedule of Business Acquisitions, by Acquisition [Table Text Block] Orange City Orange City [Member] Orange City Total Revenues Total revenues Operating revenues Revenues Cherrywood Cherrywood [Member] Cherrywood [Member] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Meadowbrook Meadowbrook [Member] Meadowbrook [Member] Settlers Rest Settlers Rest [Member] Settlers Rest River Beach Campsites & RV River Beach Campsites and RV [Member] River Beach Campsites and RV Notes Receivable From Real Estate Developers and Operators Notes Receivable from Real Estate Developers [Member] Notes Receivable from Real Estate Developers Award Type [Axis] Award Type [Axis] Shares Granted (in shares) Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Noncash investing and financing activities Noncash Investing and Financing Items [Abstract] Yorkshire Dales Yorkshire Dales [Member] Yorkshire Dales Glen Ellis Family Campground Glen Ellis Family Campground [Member] Glen Ellis Family Campground ROU asset obtained from new operating lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Fairfield Village Fairfield Village [Member] Fairfield Village [Member] Club Wildwood Club Wildwood [Member] Club Wildwood [Member] Less: Imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Hawthorne Cove Safe Harbor Hawthorne Cove [Member] Safe Harbor Hawthorne Cove Leases Lessee, Finance Leases [Text Block] Schedule of Components of Income Tax Expense (Benefit) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Properties transferred in exchange for noncontrolling interests Noncash or Part Noncash Acquisition, Fixed Assets Acquired Real Estate and Accumulated Depreciation, by Property [Table] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, by Property [Table] Schedule of Redeemable Equity Schedule of Redeemable Equity [Table Text Block] Schedule of Redeemable Equity 2026 Lessee, Operating Lease, Liability, to be Paid, Year Three Manasquan River Safe Harbor Manasquan River [Member] Safe Harbor Manasquan River Heritage Heritage [Member] Heritage [Member] Gaines Safe Harbor Gaines [Member] Safe Harbor Gaines Kings Manor Kings Manor [Member] Kings Manor [Member] Number of affected RV properties Unusual Or Infrequent Item, Number Of Properties Affected By Natural Disasters Unusual Or Infrequent Item, Number Of Properties Affected By Natural Disasters River Ridge Estates River Ridge Estates [Member] River Ridge Estates Brentwood Village Brentwood Village [Member] Brentwood Village Newhaven Newhaven [Member] Newhaven Offering price (in dollars per share) Sale of Stock, Price Per Share King's Court King's Court [Member] King's Court [Member] Total consideration Business Combination, Consideration Transferred Security Exchange Name Security Exchange Name Share-Based Compensation Share-Based Payment Arrangement [Policy Text Block] Carrington Pointe Carrington Pointe [Member] Carrington Pointe [Member] Oaklands Oaklands [Member] Oaklands Oyster Bay Oyster Bay [Member] Oyster Bay Derivative Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Glen Cove Safe Harbor Glen Cove [Member] Safe Harbor Glen Cove Southern Palms Southern Palms [Member] Southern Palms [Member] Meadowlands Meadowlands [Member] Meadowlands of Gibraltar [Member] 2025 Employee Service Share-based Compensation, Nonvested Awards, Expected Compensation Cost To Be Recognized In Two Years Employee Service Share-based Compensation, Nonvested Awards, Expected Compensation Cost To Be Recognized In Two Years Shares issued (in shares) Business Combination, Approximate Consideration Transferred, Shares Business Combination, Approximate Consideration Transferred, Shares Carlton Meres Carlton Meres [Member] Carlton Meres Dilutive Security [Domain] Dilutive Security [Domain] Dilutive Security [Domain] Interest or penalty associated with unrecognized income tax provision Unrecognized Tax Benefits, Interest on Income Taxes Expense Total Expenses Total expenses Costs and Expenses Maximum Maximum [Member] Troy Villa Troy Villa [Member] Troy Villa Preferred rate of return Financial Instruments Subject to Mandatory Redemption, Rate Of Return Financial Instruments Subject to Mandatory Redemption, Rate Of Return Depreciation and amortization Depreciation, Amortization and Accretion, Net Document Type Document Type Cash consideration Disposal Group, Including Discontinued Operation, Cash Consideration Disposal Group, Including Discontinued Operation, Cash Consideration Post Road Safe Harbor Post Road [Member] Safe Harbor Post Road Oxford Safe Harbor Oxford [Member] Safe Harbor Oxford Thereafter Long-Term Debt, Maturity, after Year Five Inventory Inventory, Policy [Policy Text Block] Percentage Percent of Total Dividends Paid Percent of Total Dividends Paid Knollwood Estates Knollwood Estates [Member] Knollwood Estates [Member] 2026 Finance Lease, Liability, to be Paid, Year Three Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Chief Executive Officer Chief Executive Officer [Member] Total Lease Payments Operating and Finance, Liability, Payments, Due Operating and Finance, Liability, Payments, Due Share-Based Compensation Share-Based Payment Arrangement [Text Block] Sun Retreats Silver Lake Sun Retreats Silver Lake [Member] Sun Retreats Silver Lake 4.2% notes, issued in April 2022 and due in April 2032 Senior Unsecured Notes - April 2032 Maturity [Member] Senior Unsecured Notes - April 2032 Maturity Central Park Central Park MH & RV Resort [Member] Central Park MH & RV Resort [Member] Trademarks and trade names Trademarks and Trade Names [Member] Lakeshore Villas Lakeshore Villas [Member] Lakeshore Villas [Member] Sea Air Village Sea Air Village [Member] Sea Air Village Deferred Deferred State and Local Income Tax Expense (Benefit) Conversion Rate Preferred Stock, Convertible, Conversion Ratio Variable Rate [Axis] Variable Rate [Axis] Apple Creek Apple Creek [Member] Apple Creek [Member] Title of 12(b) Security Title of 12(b) Security Sunroad Safe Harbor Sunroad Marina [Member] Safe Harbor Sunroad Marina Interest Interest Income, Operating FPG Sun Moreno Valley 66 LLC FPG Sun Moreno Valley 66 [Member] FPG Sun Moreno Valley 66 Leisure Village Leisure Village [Member] Leisure Village [Member] Operating Segments Operating Segments [Member] Callaly Leisure Callaly Leisure [Member] Callaly Leisure Sun Retreats San Antonio West Sun Retreats San Antonio West [Member] Sun Retreats San Antonio West Redeemable Preferred OP Units Redeemable Preferred OP Units [Member] Redeemable Preferred OP Units Currency Translation Adjustment Goodwill, Foreign Currency Translation Gain (Loss) Real Estate and Accumulated Depreciation, Schedule III SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation Disclosure [Text Block] 2004 Non-Employee Director Option Plan 2004 Non-employee Plan [Member] 2004 non-employee plan [Member] Share-based compensation - capitalized Share-Based Payment Arrangement, Amount Capitalized Countryside Estates Countryside Estates [Member] Countryside Estates [Member] Fair value adjustment Notes Receivable, Fair Value Adjustment Notes Receivable, Fair Value Adjustment Entity Interactive Data Current Entity Interactive Data Current Goldcoaster Goldcoaster [Member] Goldcoaster [Member] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Other assets / (liabilities), net Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Assets (Liabilities) Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Assets (Liabilities) Adjustments to reconcile net income to net cash provided by operating activities: Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Release of note receivable and accrued interest in relation to acquisition of real estate collateral Release Of Note Receivable And Accrued Interest Release Of Note Receivable And Accrued Interest Anacapa Isle Safe Harbor Anacapa Isle [Member] Safe Harbor Anacapa Isle Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Bodmin Holiday Park Bodmin Holiday Park (formerly Cornwall) Bodmin Holiday Park [Member] Bodmin Holiday Park Payments to acquire land Payments to Acquire Land Advertising costs Advertising Expense Counterparty Name [Axis] Counterparty Name [Axis] Initial Cost to Company, Depreciable Assets SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements Creeks Crossing Creeks Crossing [Member] Creeks Crossing [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] 2024 Finite-Lived Intangible Asset, Expected Amortization, Year One Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Oakview Estates Oakview Estates [Member] Oakview Estates [Member] Liabilities reclassified from held-for-sale Other Liabilities, Transfers From Held-For-Sale Other Liabilities, Transfers From Held-For-Sale Sun Outdoors Canyonlands Gateway Sun Outdoors Canyonlands Gateway [Member] Sun Outdoors Canyonlands Gateway Total Debt Debt And Other Debt And Other Common stock, par value (in USD per share) Common Stock, Par or Stated Value Per Share Kittery Point Safe Harbor Kittery Point [Member] Safe Harbor Kittery Point Riverside Club Riverside Club [Member] Riverside Club [Member] Preferred OP units, issuance price (in dollars per share) Preferred OP Units, Issuance Price Preferred OP Units, Issuance Price Boulder Ridge Boulder Ridge [Member] Boulder Ridge [Member] Interest Rate Swap Interest Rate Swap [Member] Ocean Pines Ocean Pine [Member] Ocean Pine [Member] Harborage Yacht Club Safe Harbor Harborage Yacht Club [Member] Safe Harbor Harborage Yacht Club Senior unsecured notes Senior Unsecured Notes [Member] Senior Unsecured Notes Payments on financial liability Payments on Financial Liability, Failed Sale Leaseback Payments on Financial Liability, Failed Sale Leaseback Catastrophic Event [Axis] Catastrophic Event [Axis] Cypress Greens Cypress Greens [Member] Cypress Greens [Member] Credit Facility [Axis] Credit Facility [Axis] Schedule of Extinguishment of Debt Schedule of Extinguishment of Debt [Table Text Block] Current tax expense (see Note 13) Current Income Tax Expense (Benefit) Red Oaks Red Oaks [Member] Red Oaks RV Resort [Member] Autumn Ridge Autumn Ridge [Member] Autumn Ridge [Member] Royal Palms Royal Palms [Member] Royal Palms Property and land acquisitions, including immediate improvements Real estate, Other Acquisitions and Improvements Real estate, Other Acquisitions and Improvements Hacks Point Safe Harbor Hacks Point [Member] Safe Harbor Hacks Point Measurement Frequency [Domain] Measurement Frequency [Domain] Acquisitions - Financial liabilities Noncash or Part Noncash Acquisition, Value of Financial Liabilities Assumed Noncash or Part Noncash Acquisition, Value of Financial Liabilities Assumed Woodland Park Estates Woodland Park Estates [Member] Woodland Park Estates [Member] Coghurst Hall Coghurst Hall [Member] Coghurst Hall 2026 Lessor, Operating Lease, Payment to be Received, Year Three Title of Individual [Axis] Title of Individual [Axis] Undrawn funds Undrawn Funds On Loans Undrawn Funds On Loans City Boatyard Safe Harbor City Boatyard [Member] Safe Harbor City Boatyard Land improvements and buildings Real estate investment property, Land improvements and buildings Real estate investment property, Land improvements and buildings Siesta Bay Siesta Bay [Member] Siesta Bay [Member] Orange Tree Village Orange Tree [Member] Orange Tree [Member] Related Party Transaction [Domain] Related Party Transaction [Domain] Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Lamplighter Lamplighter [Member] Lamplighter [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Gross Amount Carried, Depreciable Assets SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount Marketable Securities Marketable Securities, Policy [Policy Text Block] General and administrative General and administrative expense General and Administrative Expense River Ranch River Ranch [Member] River Ranch [Member] USD United States of America, Dollars Leaf Verde Leaf Verde [Member] Leaf Verde RV Resort [Member] Branch Creek Branch Creek [Member] Branch Creek [Member] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Segment Information Segment Reporting, Policy [Policy Text Block] Sun Retreats Huntsville Sun Retreats Huntsville [Member] Sun Retreats Huntsville Preferred Stock Preferred Stock [Member] Jellystone Park™ at Barton Lake Jellystone Park at Barton Lake [Member] Jellystone Park at Barton Lake Windsor Woods Village Windsor Woods Village [Member] Windsor Woods Village [Member] Huntington Run Huntington Run [Member] Huntington Run Temporary equity (see Note 10; Note 8 at VIEs) Beginning balance Ending balance Equity interest Temporary equity Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests Inventory of manufactured homes Inventory, Finished Homes Sun Outdoors Cape May Sun Outdoors Cape May [Member] Sun Outdoors Cape May Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Recent Accounting Pronouncements Accounting Standards Update and Change in Accounting Principle [Text Block] Bruce & Johnsons Safe Harbor Bruce & Johnsons [Member] Safe Harbor Bruce & Johnsons Jefferson Beach Safe Harbor Jefferson Beach [Member] Safe Harbor Jefferson Beach Capri Safe Harbor Capri [Member] Safe Harbor Capri Jellystone Park™ of Western New York Jellystone Park Of Western New York [Member] Jellystone Park Of Western New York [Member] Sun Retreats Willow Lake Sun Retreats Willow Lake [Member] Sun Retreats Willow Lake Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] State and local taxes, net of federal benefit, percentage Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Issuance of notes and other receivables Issuance of notes and other receivables The cash outflow associated with borrowing supported by a written promise to pay an obligation. 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Five Westbrook Senior Village Westbrook Senior Village [Member] Westbrook Senior Village Schedule of Taxable Dividends Paid Schedule of Tax Characterization of Dividends [Table Text Block] Summary of Tax Characterization of Dividends Paid [Table Text Block] Number of land parcels Number Of Land Parcels Acquired Number Of Land Parcels Acquired Net Cash Provided By Operating Activities Net Cash Provided by (Used in) Operating Activities Forward Contracts Forward Contracts [Member] Class of Stock [Axis] Class of Stock [Axis] Investment in Nonconsolidated Affiliates Equity Method Investments and Joint Ventures Disclosure [Text Block] Holiday West Village Holiday West Village [Member] Holiday West Village [Member] Sun Outdoors Gig Harbor Sun Outdoors Gig Harbor [Member] Sun Outdoors Gig Harbor Schedule of Changes in Investment Balance [Roll Forward] Schedule of Changes in Investment Balance [Roll Forward] Schedule of Changes in Investment Balance Sun Outdoors Ocean City Sun Outdoors Ocean City [Member] Sun Outdoors Ocean City Holly Forest Holly Forest [Member] Holly Forest [Member] Crossroads Crossroads [Member] Crossroads [Member] Add: common and preferred OP units dilutive effect Incremental Common Shares Attributable to Dilutive Effect of Common Equity Incremental Common Shares Attributable to Dilutive Effect of Common Equity Pineview Estates Pineview Estates [Member] Pineview Estates Business Combination and Asset Acquisition [Abstract] Shelby West Shelby West [Member] Shelby West [Member] Total revenues Business Acquisition, Pro Forma Revenue Sales and settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Goodwill impairment Impairments Goodwill impairment Goodwill, Impairment Loss Valuation allowance Deferred Tax Assets, Valuation Allowance Finance Leases Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Glendale Glendale [Member] Glendale 2028 Operating and Finance, Liability, Payments, Due Year Five Operating and Finance, Liability, Payments, Due Year Five Aqua Yacht Safe Harbor Aqua Yacht [Member] Safe Harbor Aqua Yacht Consolidated Variable Interest Entities Variable Interest Entity Disclosure [Text Block] Percentage of gross price per share Commission, Maximum Percentage of Gross Sales Price Per Share According to Sales Agreement Commission, Maximum Percentage of Gross Sales Price Per Share According to Sales Agreement Capital gain Capital Gains [Member] Capital Gains [Member] Turnberry Turnberry [Member] Turnberry Sun Outdoors Wells Beach Sun Outdoors Wells Beach [Member] Sun Outdoors Wells Beach February 13, 2026 February 13, 2026 [Member] February 13, 2026 Charleston City Safe Harbor Charleston City [Member] Safe Harbor Charleston City Realized gains / (losses) Net Earnings (Loss) [Member] Net Earnings (Loss) Par Sands Par Sands [Member] Par Sands Deferred financing costs Deferred financing costs Debt Issuance Costs, Net Other intangible assets, net (see Note 8 at VIEs) Other intangible assets, net Intangible Assets, Net (Excluding Goodwill) Preferred equity - Sun NG Resorts - mandatorily redeemable Preferred Equity, Mandatorily Redeemable Preferred Equity, Mandatorily Redeemable [Member] Preferred Equity, Mandatorily Redeemable [Member] Rental homes Rental properties [Member] Rental properties [Member] NG Sun Beaver Brook LLC NG Sun TRS Beaver Brook LLC [Member] NG Sun TRS Beaver Brook LLC [Member] Ordinary income Ordinary Income [Member] Ordinary Income [Member] 2028 Financial Liability, to be Paid, Year Five Financial Liability, to be Paid, Year Five Sun Retreats Shenandoah Valley Sun Retreats Shenandoah Valley [Member] Sun Retreats Shenandoah Valley Town & Country Town & Country [Member] Town & Country Common Stock Common Stock [Member] Maple Brook Maple Brook [Member] Maple Brook [Member] Impairment losses Finance Lease, Impairment Loss Entity Address, Postal Zip Code Entity Address, Postal Zip Code Dauntless Safe Harbor Dauntless [Member] Safe Harbor Dauntless Motor Home Community, RV Resort and Marina Motor Home Community, RV Resort and Marina [Member] Motor Home Community, RV Resort and Marina Schedule of Changes of Level 3 Financial Instruments Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Total Shareholders' Equity Beginning balance Ending balance Total shareholder's equity Equity Equity, Including Portion Attributable to Noncontrolling Interest Series J preferred OP units Series J Preferred Op Units [Member] Series J Preferred Op Units Minimum Minimum [Member] Percentage of consolidated liabilities Variable Interest Entity as a Percentage of Consolidated Liabilities Variable Interest Entity as a Percentage of Consolidated Liabilities Distributions Proceeds from Equity Method Investment, Distribution Number of properties Number of parking garages acquired in settlement Number of Real Estate Properties Other comprehensive income / (loss) Other Comprehensive Income (Loss), Net of Tax Other redeemable noncontrolling interests Temporary Equity, Accretion to Redemption Value Reduction to interest expense expected to be reclassified Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months Disposal Group Classification [Axis] Disposal Group Classification [Axis] Pier 77 Safe Harbor Pier 77 [Member] Safe Harbor Pier 77 Common stock withheld to satisfy income tax obligations related to vesting of restricted stock awards Payment, Tax Withholding, Share-Based Payment Arrangement Sun Retreats Estero Bay Sun Retreats Estero Bay [Member] Sun Retreats Estero Bay Other Deferred Tax Assets, Other Notes due from Royale Holdings Notes Due From Royale Holdings [Member] Notes Due From Royale Holdings Sun Outdoors Central Coast Wine Country Sun Outdoors Central Coast Wine Country [Member] Sun Outdoors Central Coast Wine Country Westside Ridge Westside Ridge [Member] Westside Ridge [Member] Wentworth by the Sea Safe Harbor Wentworth by the Sea [Member] Safe Harbor Wentworth by the Sea Skull Creek Safe Harbor Skull Creek [Member] Safe Harbor Skull Creek Service, retail, dining and entertainment Ancillary Revenue Ancillary Revenue Royal Palm Village Royal Palm Village [Member] Royal Palm Village [Member] Net unrealized gain / (loss) on interest rate derivatives Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward] Pier 121 Safe Harbor Pier 121 [Member] Safe Harbor Pier 121 Accounting Policies [Abstract] Accounting Policies [Abstract] Sale of Stock [Domain] Sale of Stock [Domain] Gain on disposition of assets Gain (Loss) on Disposition of Assets Palm Village Palm Village [Member] Palm Village [Member] Sun Outdoors Coos Bay Sun Outdoors Coos Bay [Member] Sun Outdoors Coos Bay Hospitality Creek Campground Hospitality Creek Campground [Member] Hospitality Creek Campground Equity Interest Issued or Issuable, Type [Domain] Equity Interest Issued or Issuable, Type [Domain] SHM South Fork JV, LLC SHM South Fork JV, LLC [Member] SHM South Fork JV, LLC The Grove at Alta Ridge The Grove at Alta Ridge [Member] The Grove at Alta Ridge [Member] Number of consolidated VIEs Number of Consolidated VIEs Number of Consolidated VIEs Malvern View Malvern View [Member] Malvern View River Ridge River Ridge [Member] River Ridge [Member] Document Transition Report Document Transition Report Palm Creek Resort & Residences Palm Creek Resort & Residences [Member] Palm Creek Resort & Residences Investment property, net Investment property, net Real Estate Investment Property, Net Unsecured Debt Unsecured Debt [Member] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Lakefront Safe Harbor Lakefront [Member] Safe Harbor Lakefront East Fork Crossing East Fork [Member] East Fork [Member] Chichester Lakeside Chichester Lakeside [Member] Chichester Lakeside Matures October 1, 2022 3.89% Interest Rate Matures October 1, 2022 3.89% Interest Rate [Member] Matures October 1, 2022 3.89% Interest Rate Noncash investing and financing activities at the date of acquisition Other Noncash Investing and Financing Items [Abstract] EPS Available to Common Shareholders After Allocation Earnings Per Share, Basic and Diluted EPS [Abstract] Earnings Per Share, Basic and Diluted EPS Derivative Instrument Risk [Axis] Derivative Instrument [Axis] Lakeside Lakeside [Member] Lakeside [Member] Liability Class [Axis] Liability Class [Axis] Brynteg Brynteg [Member] Brynteg Aggregate gross sales price Value of Shares Sold in Forward Sale Transactions Value of Shares Sold in Forward Sale Transactions Loss on sale of investment Marketable Security, Realized Gain (Loss) Director Plans Director Plans [Member] Director Plans [Member] Cobus Green Cobus Green [Member] Cobus Green [Member] Equity Method Investment, Nonconsolidated Investee [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Fair Value of Assets Derivative assets Derivative Asset Sun Retreats Rock River Sun Retreats Rock River [Member] Sun Retreats Rock River Pleasant Lake RV Resort Pleasant Lake RV Resort [Member] Pleasant Lake RV Resort [Member] Deferred tax benefit / (expense) (see Note 13) Deferred tax (benefit) / expense (see Note 13) Deferred tax (benefit) expense Deferred Income Tax Expense (Benefit) Subsequent Event Type [Axis] Subsequent Event Type [Axis] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Ribble Valley Ribble Valley [Member] Ribble Valley Collateralized Term Loan 1 Collateralized Term Loan 1 [Member] Collateralized Term Loan 1 Number of additional defendants Number of Additional Defendants Number of Additional Defendants Bohemia Vista Safe Harbor Bohemia Vista [Member] Safe Harbor Bohemia Vista Thereafter Operating and Finance, Liability, Payments, Due After Year Five Operating and Finance, Liability, Payments, Due After Year Five Present Value of Lease Liabilities Finance lease liabilities Finance Lease, Liability Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] Napa Valley Napa Valley [Member] Napa Valley [Member] August 10, 2047 - 2 August 10, 2047 - 2 [Member] August 10, 2047 - 2 Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration] 2024 Long-Term Debt, Maturity, Year One Manufactured Home and RV Community Manufactured Home And Rv Community [Member] Manufactured Home And Rv Community [Member] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Other assets, net (see Note 8 at VIEs) Other assets, net Other Assets Spanish Trails West Spanish Trails West [Member] Spanish Trails West Lakeview Lakeview [Member] Lakeview [Member] Blue Jay Blue Jay MH & RV Resort [Member] Blue Jay MH & RV Resort [Member] Legal fees Legal Fees Harbor House Safe Harbor Harbor House [Member] Safe Harbor Harbor House Southside Landing Southside Landing [Member] Southside Landing [Member] Add: dilutive restricted stock Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Property expansion and development SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Addition Vines Vines [Member] Vines Sun Outdoors Lake Rudolph Sun Outdoors Lake Rudolph [Member] Sun Outdoors Lake Rudolph Stock issued (in shares) Stock Issued During Period, Shares, Acquisitions Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Sun Retreats Texas Hill Country Sun Retreats Texas Hill Country [Member] Sun Retreats Texas Hill Country Kimberly Estates Kimberly Estates [Member] Kimberly Estates [Member] Proceeds from sale of real estate Proceeds from Sale of Real Estate Grand Isle Safe Harbor Grand Isle [Member] Safe Harbor Grand Isle Finance lease Finance Lease, Weighted Average Discount Rate, Percent Sun Outdoors Myrtle Beach Sun Outdoors Myrtle Beach [Member] Sun Outdoors Myrtle Beach All Marina Properties Including Marinas Headquarters and Other All Marina Properties Including Marinas Headquarters And Other [Member] All Marina Properties Including Marinas Headquarters And Other Tamarac Village Tamarac Village [Member] Tamarac Village Notes and other receivables, net Installment notes receivable on manufactured homes, net Accounts and Financing Receivable, after Allowance for Credit Loss Numerator Net Income (Loss) Available to Common Stockholders, Diluted [Abstract] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Net income per share attributable to SUI common shareholders - basic (in dollars per share) Business Acquisition, Pro Forma Earnings Per Share, Basic Finance lease, ROU asset, net of accumulated amortization Finance Lease, Right-of-Use Asset, after Accumulated Amortization Sun Outdoors Frontier Town Sun Outdoors Frontier Town [Member] Sun Outdoors Frontier Town Depreciation for the period SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Depreciation Expense Number of operating segments Number of Operating Segments Saddlebrook Saddlebrook [Member] Saddlebrook [Member] Allendale Meadows Allendale [Member] Allendale [Member] Dividend reinvestment, net of tax Reinvestment of Dividends Received from Investment, Net of Tax Reinvestment of Dividends Received from Investment, Net of Tax Real estate held for sale Real Estate, Held-for-Sale Equity [Abstract] Equity [Abstract] Jellystone Park™ Chincoteague Island Jellystone Park(TM) Chincoteague Island [Member] Jellystone Park(TM) Chincoteague Island Operating lease Operating Lease, Weighted Average Remaining Lease Term Less: Preferred return to preferred OP units / equity interests Preferred return to preferred OP units / equity interests Preferred Stock Dividends, Income Statement Impact 2.7% notes, issued in June 2021 and October 2021, and due in July 2031 Senior Unsecured Notes - July 2031 Maturity - First Tranche [Member] Senior Unsecured Notes - July 2031 Maturity - First Tranche Gain / (loss) on remeasurement of notes receivable Gain (Loss) on Remeasurement of Notes Receivable Gain (Loss) on Remeasurement of Notes Receivable Acquisitions, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Common stock withheld to satisfy income tax obligations related to vesting of restricted stock awards (in shares) Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Intangible assets, transfers from held-for-sale Intangible Assets, Transfers From Held-For-Sale Intangible Assets, Transfers From Held-For-Sale Credit Facility [Domain] Credit Facility [Domain] Waverly Shores Village Waverly Shores Village [Member] Waverly Shores Village [Member] Sun Retreats Pleasant Acres Farm Sun Retreats at Pleasant Acres Farm [Member] Sun Retreats at Pleasant Acres Farm A-3 preferred OP units Series A-3 Preferred OP Units [Member] Series A-3 Preferred OP Units [Member] Basis points Debt Instrument, Basis Spread on Variable Rate West Village Estates West Village Estate [Member] West Village Estate [Member] Distributions Temporary Equity, Distributions Temporary Equity, Distributions Schedule of Changes in Estimated Property Insurance Recoveries Business Insurance Recoveries [Table Text Block] Town & Country Village Town & Country Village [Member] Town & Country Village [Member] Island Park Safe Harbor Island Park [Member] Safe Harbor Island Park Revenue Revenue from Contract with Customer [Text Block] Settlement of notes receivable balance Increase (Decrease) in Accounts and Notes Receivable Change in unrealized gain / (loss) on interest rate derivatives (Loss) gain on derivatives Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax South Fork Safe Harbor South Fork [Member] Safe Harbor South Fork Gain / (loss) on remeasurement of marketable securities (see Note 16) (Gain) / loss on remeasurement of marketable securities (see Note 16) Equity Securities, FV-NI, Realized Gain (Loss) Revision of Prior Period [Axis] Revision of Prior Period [Axis] Basis differences - foreign investment Deferred Tax Liabilities, Investments Sun Retreats Flamborough Sun Retreats Flamborough [Member] Sun Retreats Flamborough Notes and Other Receivables Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Schedule of Deferred Financing Costs, Discounts and Premiums Schedule of Deferred Financing Costs, Discounts and Premiums [Table Text Block] Schedule of Deferred Financing Costs, Discounts and Premiums Greenwich Bay Safe Harbor Greenwich Bay [Member] Safe Harbor Greenwich Bay Spanish Main(8) Spanish Main MH & RV Resort [Member] Spanish Main MH & RV Resort [Member] Franchise agreements and other intangible assets Franchise Agreements and Other Intangible Assets [Member] Franchise Agreements and Other Intangible Assets Unsecured Term Loan Facility Unsecured Term Loan Facility [Member] Unsecured Term Loan Facility Great Island Safe Harbor Great Island [Member] Safe Harbor Great Island Amortization of ROU assets Finance Lease, Right-of-Use Asset, Amortization Segment Reporting Segment Reporting Disclosure [Text Block] Port Royal Landing Safe Harbor Port Royal Landing [Member] Safe Harbor Port Royal Landing Net change in cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Secured Debt Secured Debt [Member] Equity Component [Domain] Equity Component [Domain] Wood Farm Wood Farm [Member] Wood Farm Brady Mountain Safe Harbor Brady Mountain [Member] Safe Harbor Brady Mountain Lakeland(8) Lakeland [Member] Lakeland Text Block [Abstract] Sale of consolidated affiliates Temporary Equity, Sale of Subsidiary Temporary Equity, Sale of Subsidiary Entity Current Reporting Status Entity Current Reporting Status Country Village Estates Country Village [Member] Country Village [Member] Forest Springs Forest Springs [Member] Forest Springs NOI Operating Income (Loss) Income / (loss) before provision for income taxes Income (Loss) from Subsidiaries, before Tax Lessor Accounting Lessor, Leases [Policy Text Block] Gross deferred tax liabilities Deferred Tax Liabilities, Gross Thereafter Financial Liability, to be Paid, after Year Five Financial Liability, to be Paid, after Year Five Series D preferred OP units Series D Preferred OP Units [Member] Series D Preferred OP Units [Member] Estimate of Fair Value Measurement Estimate of Fair Value Measurement [Member] Distributions of income from nonconsolidated affiliates Distributions from Affiliate Distributions from affiliate Haverstraw Safe Harbor Haverstraw [Member] Safe Harbor Haverstraw Brentwood Estates Brentwood Estates [Member] Brentwood Estates [Member] Sun Retreats Geneva on the Lake Sun Retreats Geneva on the Lake [Member] Sun Retreats Geneva on the Lake Collateralized Mortgage Backed Securities Collateralized Mortgage-Backed Securities [Member] Net book value Pledged Assets, Real Estate, Not Separately Reported Pledged Assets, Not Separately Reported, Real Estate Sun Retreats Cape Cod Sun Retreats Cape Cod [Member] Sun Retreats Cape Cod Southern Charm Southern Charm [Member] Southern Charm Sun Outdoors Old Orchard Beach Downtown Sun Outdoors Old Orchard Beach Downtown [Member] Sun Outdoors Old Orchard Beach Downtown Real estate reacquired, note receivable settlement, value Real Estate Reacquired, Note Receivable Settlement, Value Real Estate Reacquired, Note Receivable Settlement, Value Additions to building and land acquired in settlement Property, Plant and Equipment, Additions Realized losses Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Variable Rate [Domain] Variable Rate [Domain] Alpine Meadows Alpine [Member] Alpine [Member] Bristol Safe Harbor Bristol [Member] Safe Harbor Bristol Statistical Measurement [Domain] Statistical Measurement [Domain] Jetstream NASA Jetstream NASA [Member] Jetstream NASA Pevensey Bay Pevensey Bay [Member] Pevensey Bay MH MH [Member] MH Variable Interest Entity, Primary Beneficiary Variable Interest Entity, Primary Beneficiary [Member] Revolving Credit Facility Revolving Credit Facility [Member] Effect of exchange rate changes on cash, cash equivalents and restricted cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations 5.5% Senior Unsecured Notes Due 2029 5.5% Senior Unsecured Notes Due 2029 [Member] 5.5% Senior Unsecured Notes Due 2029 Computer hardware and software Computer Equipment [Member] Sites Sites, Wet Slips and Dry Storage Spaces Sites, Wet Slips and Dry Storage Spaces Number of Units in Real Estate Property Number of mortgage term loans Number of Collateralized Term Loans Number of Collateralized Term Loans Sun Outdoors Garden City Utah Sun Outdoors Garden City Utah [Member] Sun Outdoors Garden City Utah Bluebonnet Lake Bluebonnet Lake [Member] Bluebonnet Lake Notional amount, terminated Derivative, Notional Amount, Terminated Derivative, Notional Amount, Terminated Schedule of Goodwill [Table] Schedule of Goodwill [Table] Geographical [Axis] Geographical [Axis] Investment property Real Estate Investment Property, at Cost Income Taxes Income Tax Disclosure [Text Block] Wymberly Wymberly [Member] Wymberly [Member] Park Holidays Cash Deposit Park Holidays Cash Deposit [Member] Park Holidays Cash Deposit Accounting for Leases Lessee, Leases [Policy Text Block] Investment in property Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Jellystone Park™ at Mammoth Cave Jellystone Park at Mammoth Cave [Member] Jellystone Park at Mammoth Cave Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Business Acquisition [Line Items] Business Acquisition [Line Items] Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Payment of contingent liability Payment for Contingent Consideration Liability, Financing Activities Broadview Estates Broadview Estates [Member] Broadview Estates [Member] Pecan Park Pecan Park [Member] Pecan Park [Member] Secured debt Total Secured Debt Mortgage loans payable (see Note 9; Note 8 at VIEs) Secured Debt All Marina Properties Excluding Marinas Headquarters and Other All Marina Properties Excluding Marinas Headquarters And Other [Member] All Marina Properties Excluding Marinas Headquarters And Other Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Hedging Relationship [Axis] Hedging Relationship [Axis] Home costs and selling Cost of Homes Sold Cost of Homes Sold Land Land Sun Outdoors Yellowstone North Sun Outdoors Yellowstone North [Member] Sun Outdoors Yellowstone North Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Leases Lessor, Operating Leases [Text Block] Wildwood Community Wildwood Community [Member] Wildwood Community [Member] Stratford Safe Harbor Stratford [Member] Safe Harbor Stratford Second Terminated Lease Second Terminated Lease [Member] Second Terminated Lease Net income (loss) Net loss attributable to SUI common shareholders Net Income (Loss) All Properties Excluding Corporate Headquarters All Properties Excluding Corporate Headquarters [Member] All Properties Excluding Corporate Headquarters [Member] Derivative Contract Type [Domain] Derivative Contract [Domain] Schedule of Notional Amounts of Outstanding Derivative Positions Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Leases Lessee, Operating Leases [Text Block] Sun Outdoors Islamorada Sun Outdoors Islamorada [Member] Sun Outdoors Islamorada Acquired Finite-Lived Intangible Assets [Line Items] Acquired Finite-Lived Intangible Assets [Line Items] Liabilities and Other Equity Liabilities and Equity [Abstract] Adjustment for accumulated foreign currency translation loss reclassified into earnings Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax Acquisitions - Finance lease liabilities Lease Obligation Incurred New Beach New Beach [Member] New Beach Other assets, net Other assets, net Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Assets (Liabilities) Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Assets (Liabilities) Menifee Development Menifee Development [Member] Menifee Development Sun Retreats Nantahala Sun Retreats Nantahala [Member] Sun Retreats Nantahala Blueberry Hill Blueberry Hill [Member] Blueberry Hill [Member] Number of ground leases terminated Number Of Terminated Ground Leases Number Of Terminated Ground Leases Additional Information for Finance and Operating Leases Leases, Additional Information [Table Text Block] Leases, Additional Information Number of housing sites sold Number Of Housing Sites Sold Number Of Housing Sites Sold Income Tax Contingency [Table] Income Tax Contingency [Table] Vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Acquired intangible assets weighted average amortization period Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Series F preferred OP units Series F Preferred OP Units [Member] Series F Preferred OP Units Goodwill Goodwill, beginning balance Goodwill, ending balance Goodwill Pine Trace Pine Trace [Member] Pine Trace [Member] Ashbourne Heights Ashbourne Heights [Member] Ashbourne Heights Measurement Basis [Axis] Measurement Basis [Axis] Asset Acquisition [Domain] Asset Acquisition [Domain] Maximum maturities of contracts Maximum Length of Time Hedged in Cash Flow Hedge Issuance of third party equity interests in consolidated entities Temporary Equity, Issuance of Third Party Equity Interest in Consolidated Entities Temporary Equity, Issuance of Third Party Equity Interest in Consolidated Entities Fair Value Measurement [Domain] Fair Value Measurement [Domain] Forecast [Member] Forecast [Member] Cost Capitalized Subsequent to Acquisition (Improvements), Land SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Land Dawlish Sands Dawlish Sands [Member] Dawlish Sands Harbors View Safe Harbor Harbors View [Member] Safe Harbor Harbors View Debt term Debt Instrument, Term Lake Juliana Landings Lake Juliana Landings [Member] Lake Juliana Landings Solar Energy Project LLC Sun Energy Project LLC [Member] Sun Energy Project LLC Share of capital stock issued (in shares) Common and Preferred Stock, Shares Authorized Common and Preferred Stock, Shares Authorized Share-based Payment Arrangement, Noncash Expense [Abstract] Share-Based Payment Arrangement, Noncash Expense [Abstract] River Pines River Pines [Member] River Pines [Member] Schedule of Future Minimum Operating Lease Payments Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Operating loss carryforwards after tax Operating Loss Carryforwards, After Tax Operating Loss Carryforwards, After Tax Lincoln Estates Lincoln Estates [Member] Lincoln Estates [Member] Sakonnet Safe Harbor Sakonnet [Member] Safe Harbor Sakonnet Preferred OP units to common OP unit conversion ratio (in shares) Temporary Equity, Preferred to Common Unit Conversion Ratio Temporary Equity, Preferred to Common Unit Conversion Ratio Cash paid for interest on mandatorily redeemable debt Distributions on Mandatorily Redeemable Securities Schedule of Change in Marketable Securities Fair Value, by Balance Sheet Grouping [Table Text Block] Sun Retreats Sherkston Shores Sun Retreats Sherkston Shores [Member] Sun Retreats Sherkston Shores Net proceeds from senior unsecured notes offering Proceeds from Debt, Net of Issuance Costs Number of consolidated joint venture properties disposed Number of Consolidated Joint Venture Properties Number of Consolidated Joint Venture Properties Number of shares issued under plan (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Detroit River Safe Harbor Detroit River [Member] Safe Harbor Detroit River Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] UK MH Operating Community UK MH Operating Community [Member] UK MH Operating Community Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Sylvan Crossing Sylvan Crossing [Member] Sylvan Crossing Winchelsea Sands Winchelsea Sands [Member] Winchelsea Sands Sun Outdoors Arches Gateway Sun Outdoors Arches Gateway [Member] Sun Outdoors Arches Gateway Use of Estimates Use of Estimates, Policy [Policy Text Block] Airplane Usage Airplane Usage [Member] Airplane Usage [Member] Entity File Number Entity File Number Sun Outdoors Mystic Sun Outdoors Mystic [Member] Sun Outdoors Mystic Marinas Headquarters and Other Fixed Assets Marinas Headquarters And Other [Member] Marinas Headquarters And Other Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Hannah Village Hannah Village [Member] Hannah Village [Member] Derivative term Derivative, Term of Contract 2026 Long-Term Debt, Maturity, Year Three Total Redeemable Equity Interests [Member] Redeemable Equity Interests Citrus Hill Citrus Hill RV Resort [Member] Citrus Hill RV Resort [Member] Auditor Firm ID Auditor Firm ID Other Intangible Asset Amortization Expense Amortization of Intangible Assets Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Sun Retreats Turkey Point Sun Retreats Turkey Point [Member] Sun Retreats Turkey Point Shady Pines Shady Pines [Member] Shady Pines Change in other liabilities Increase (Decrease) in Other Operating Liabilities Grand Bay Grand Bay [Member] Grand Bay [Member] Rainbow Rainbow [Member] Rainbow 5.7% notes, issued in January 2023 and due in January 2033(1) Senior Unsecured Notes - January 2033 Maturity [Member] Senior Unsecured Notes - January 2033 Maturity Accrued expenses and accounts payable (see Note 8 at VIEs) Accrued expenses and accounts payable Accounts Payable and Accrued Liabilities Sun Outdoors Cape Charles Sun Outdoors Cape Charles [Member] Sun Outdoors Cape Charles Variable lease cost Variable Lease, Cost Denominator Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Bayfront Marina Bayfront Marina [Member] Bayfront Marina Notes receivable from real estate developers and operators Notes Receivable, Fair Value Disclosure Distributions in excess of accumulated earnings Accumulated Distributions in Excess of Net Income [Member] Dispositions Disposition of Investment Disposition of Investment Revolving borrowings Total Due Long-Term Debt Sun Retreats Fort Myers Beach Sun Retreats Fort Myers Beach [Member] Sun Retreats Fort Myers Beach The Colony The Colony [Member] The Colony [Member] Percentage of gross income Minimum Percent of Income From Qualifying Sources to Allow For Real Estate Investment Trust Classification Minimum Percent of Income From Qualifying Sources to Allow For Real Estate Investment Trust Classification Holiday Park Estates Holiday Park Estates [Member] Holiday Park Estates Sandy Bay Sandy Bay [Member] Sandy Bay Wisdom Dock Safe Harbor Wisdom Dock [Member] Safe Harbor Wisdom Dock Distributions Payments of Ordinary Dividends Expected period of recognition for unrecognized share-based compensation costs Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Comprehensive Income / (Loss) attributable to SUI Comprehensive loss attributable to SUI Comprehensive Income (Loss), Net of Tax, Attributable to Parent Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Inventory of manufactured homes, boat parts and retail related items Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Liabilities, Inventory Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Liabilities, Inventory Domestic Domestic Tax Authority [Member] Transient RV Sites Transient RV site [Member] Transient RV site [Member] Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Northville Crossing Northville Crossing [Member] Northville Crossing [Member] Financial Liabilities Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] Hamlin Hamlin [Member] Hamlin [Member] Subsequent Event [Table] Subsequent Event [Table] Alta Laguna Alta Laguna [Member] Alta Laguna [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Percentage of REIT taxable income Required Minimum Percent of Taxable Income Distributed to Stock Holders Required Minimum Percent of Taxable Income Distributed to Stock Holders Subsequent Event Subsequent Event [Member] Other adjustments Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Other Adjustments Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Other Adjustments Operating loss carryforwards Operating Loss Carryforwards Total Shareholders' Equity Total Permanent Equity [Member] Total Permanent Equity The Sands RV & Golf Course The Sands RV & Golf Course [Member] The Sands RV & Golf Course Issuance of common stock and common OP units, net (in shares) Common OP Units Issued (in shares) Stock Issued During Period, Shares, New Issues Asset impairments SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Other Deduction Stoneridge Villas Stoneridge Villas [Member] Stoneridge Villas Jellystone Park™ at Quarryville Jellystone Park At Quarryville [Member] Jellystone Park At Quarryville [Member] Solent Breezes Solent Breezes [Member] Solent Breezes Class of Stock [Line Items] Class of Stock [Line Items] Hillcrest Hillcrest [Member] Hillcrest [Member] Federal provision / (benefit) at statutory tax rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Westport Safe Harbor Westport [Member] Safe Harbor Westport Investment carrying value Beginning balance Ending Balance Equity Method Investments Oak Island Village Oak Island Village [Member] Oak Island Village [Member] Mystic Safe Harbor Mystic [Member] Safe Harbor Mystic Southern Pines Southern Pines [Member] Southern Pines [Member] Exchange Rate Conversion Of Stock, Exchange Rate Conversion Of Stock, Exchange Rate Financial Instrument [Axis] Financial Instrument [Axis] June 2021 Sales Agreement June 2021 Sales Agreement [Member] June 2021 Sales Agreement Advertising Costs Advertising Cost [Policy Text Block] Parking Garages 812930 Parking Lots and Garages [Member] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Brookside Village Brookside Village, Kentwood, MI [Member] Brookside Village, Kentwood, MI [Member] Deferred Deferred Foreign Income Tax Expense (Benefit) Segments [Domain] Segment [Domain] Segments [Domain] Consolidation Items [Domain] Consolidation Items [Domain] Contingent consideration liability Asset Acquisition, Contingent Consideration, Liability Issuance and costs of common stock, OP units and preferred OP units, net Proceeds from (Repurchase of) Equity Sand le Mere Sand le Mere [Member] Sand le Mere Leases [Abstract] Leases [Abstract] Emeryville Safe Harbor Emeryville [Member] Safe Harbor Emeryville Deferred Tax Assets Components of Deferred Tax Assets [Abstract] Franchise agreements and other intangible assets Franchise Rights [Member] Properties Securing Debt Properties securing debt [Member] Properties securing debt [Member] Disposal Group Name [Domain] Disposal Group Name [Domain] Riverside Drive Park Riverside Drive Park [Member] Riverside Drive Park Interest Rate Swap and Forward Swap Contracts Interest Rate Swap and Forward Swap Contracts [Member] Interest Rate Swap and Forward Swap Contracts King's Lake King's Lake [Member] King's Lake [Member] Sun Retreats Ipperwash Sun Retreats Ipperwash [Member] Sun Retreats Ipperwash Temporary Equity Increase (Decrease) in Temporary Equity [Roll Forward] Collateralized Receivables Collateralized Receivables [Member] Collateralized receivables [Member] Additional consideration transferred for vacation rental units Asset Acquisition, Consideration Transferred, Other Assets Release of foreign currency translation Disposal Group, Including Discontinued Operation, Foreign Currency Translation Gains (Losses) Class of Stock [Domain] Class of Stock [Domain] Saralake Estates Saralake Estates [Member] Saralake Estates [Member] Customer [Domain] Customer [Domain] Others Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount Waters Edge Waters Edge [Member] Waters Edge Vista Del Lago Vista del Lago [Member] Vista del Lago [Member] Catastrophic event-related charges, net Catastrophic event-related charges, net Loss from Catastrophes Pheasant Ridge Pheasant Ridge Property [Member] Pheasant Ridge Property Schedule of Error Corrections and Prior Period Adjustments Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] Real Estate and Accumulated Depreciation, Name of Property [Domain] Name of Property [Domain] Oak Creek Oak Creek [Member] Oak Creek [Member] Issuance of Series L preferred OP units Noncontrolling Interest, Increase from Subsidiary Equity Issuance Blue Star Blue Star [Member] Blue Star River Haven River Haven [Member] River Haven [Member] Inventory of manufactured homes, boat parts and retail related items Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory Restatement of Prior Quarterly 2023 Financial Statements (Unaudited) Reclassification, Error Correction [Policy Text Block] Reclassification, Error Correction Port Royal Safe Harbor Port Royal [Member] Safe Harbor Port Royal Walden Safe Harbor Walden [Member] Safe Harbor Walden Rancho Mirage Rancho Mirage [Member] Rancho Mirage [Member] Vizcaya Lakes Vizcaya Lakes [Member] Vizcaya Lakes [Member] UK Non-Operating Properties UK Non-Operating Properties [Member] UK Non-Operating Properties Oak Crest Oak Crest [Member] Oak Crest [Member] Regency Heights Regency Heights [Member] Regency Heights [Member] Plan Name [Axis] Plan Name [Axis] Tax Characterization of Dividends Paid [Axis] Tax Characterization of Dividends Paid [Axis] Tax Characterization of Dividends Paid [Axis] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Cumulative translation adjustment Equity Method Investment, Cumulative Translation Adjustment Equity Method Investment, Cumulative Translation Adjustment Cutler Estates Cutler Estates [Member] Cutler Estates [Member] Earnings (loss) per share: Earnings Per Share [Abstract] Schedule of Variable Interest Entities Schedule of Variable Interest Entities [Table Text Block] Golden Sands Golden Sands [Member] Golden Sands Consideration transferred, loaned amount Asset Acquisition, Consideration Transferred, Financial Liabilities Asset Acquisition, Consideration Transferred, Financial Liabilities Rudgate Clinton Rudgate Clinton [Member] Rudgate Clinton [Member] Series C preferred OP units Series C preferred OP units [Member] Series C preferred OP units [Member] Safe Harbor Marinas Safe Harbor Marinas [Member] Safe Harbor Marinas Vallecito Vallecito [Member] Vallecito [Member] Other intangible assets, net Other Intangible Assets, Net 2028 Lessor, Operating Lease, Payment to be Received, Year Five Meadowbrook Estates Meadowbrook Estates [Member] Meadowbrook Estates [Member] Alberta Alberta [Member] Alberta Countryside Village of Lake Lanier Countryside Lake Lanier [Member] Countryside Lake Lanier [Member] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Other expense, net Other expense, net Other Nonoperating Income (Expense) Entity Filer Category Entity Filer Category Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Minimal cost of investment method, percentage Cost Method Investment, Policy, Maximum Percentage Of Ownership Cost Method Investment, Policy, Maximum Percentage Of Ownership Proceeds from secured borrowing Proceeds from Issuance of Secured Debt Statement [Table] Statement [Table] Current Fiscal Year End Date Current Fiscal Year End Date Jellystone Park™ at Larkspur Jellystone Park at Larkspur [Member] Jellystone Park at Larkspur [Member] Convertible debt - Aspen Preferred OP Units January 2024 Convertible debt - Aspen Preferred OP Units January 2024 [Member] Convertible debt - Aspen Preferred OP Units January 2024 [Member] Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Number of real estate assets securing note Number of Real Estate Assets Securing Note Number of Real Estate Assets Securing Note Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Fox Run Fox Run [Member] Fox Run Early lease termination Early Termination of Lease Early Termination of Lease Vesting Type [Axis] Vesting Type [Axis] Vesting Type [Axis] Ocean View Ocean View [Member] Ocean View Sun Outdoors Bend Sun Outdoors Bend [Member] Sun Outdoors Bend Hideaway Bay Safe Harbor Hideaway Bay [Member] Safe Harbor Hideaway Bay Schedule of Goodwill Schedule of Goodwill [Table Text Block] Preferred shares outstanding (in shares) Preferred Stock, Shares Outstanding Common OP units Common OP Units [Member] Common OP Units [Member] Lease Description [Axis] Lease Description [Axis] Lease Description Cabrillo Isle and Emerald Coast Cabrillo Isle and Emerald Coast [Member] Cabrillo Isle and Emerald Coast Other amortization and accretion Other Depreciation and Accretion Other Depreciation and Accretion Beechwood Beechwood [Member] Beechwood [Member] Purchase price Payments to Acquire Additional Interest in Subsidiaries Issuance of notes and other receivables in relation to disposition of properties Noncash or Part Noncash Divestiture, Amount of Consideration Received, Note Receivable Noncash or Part Noncash Divestiture, Amount of Consideration Received, Note Receivable (Gain) / loss on remeasurement of notes receivable (see Note 4) Gain (Loss) On Remeasurement Of Note Receivable Gain (Loss) On Remeasurement Of Note Receivable Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Depreciation and Amortization Depreciation, Depletion, and Amortization [Policy Text Block] Carroll Island Safe Harbor Carroll Island [Member] Safe Harbor Carroll Island Shadow Wood Village Shadow Wood Village [Member] Shadow Wood Village [Member] Outer Banks Outer Banks [Member] Outer Banks Restricted Stock Restricted Stock [Member] Sun Outdoors Rehoboth Bay Sun Outdoors Rehoboth Bay [Member] Sun Outdoors Rehoboth Bay Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Stonebridge Stonebridge, San Antonio, TX [Member] Stonebridge, San Antonio, TX [Member] Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Federal Federal Income Tax Expense (Benefit), Continuing Operations [Abstract] Sweetwater Sweetwater [Member] Sweetwater Lines of credit - deferred financing costs Debt Issuance Costs, Line of Credit Arrangements, Net Preceding trading days, threshold Temporary Equity, Threshold, Preceding Trading Days Temporary Equity, Threshold, Preceding Trading Days Forest Meadows Forest Meadows [Member] Forest Meadows [Member] Cash and escrow Payments to Acquire Productive Assets Sunset Ridge (TX) Sunset Ridge (TX) [Member] Sunset Ridge Marina customers for storage, service and lease payments, net Other Receivables, Storage And Lease Payments, Marina Other Receivables, Storage And Lease Payments, Marina Tranquility MHC Tranquility MHC [Member] Tranquility MHC Cash Settlement Received Proceeds from Hedge, Financing Activities Fixed Interest Rate Debt Instrument, Interest Rate, Effective Percentage Total identifiable assets and liabilities assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Total Cash Paid on Lease Liabilities Operating and Financing, Payments Operating and Financing, Payments Yacht Haven Safe Harbor Yacht Haven [Member] Safe Harbor Yacht Haven 2027 Lessee, Operating Lease, Liability, to be Paid, Year Four Share-based compensation Share-Based Payment Arrangement, Noncash Expense Candlelight Manor Candlelight Manor [Member] Candlelight Manor [Member] Foreign Foreign Tax Authority [Member] City Area Code City Area Code Sun Retreats Lancaster County Sun Retreats Lancaster County [Member] Sun Retreats Lancaster County Earnings / (Loss) Per Share Earnings Per Share [Text Block] Incremental costs that exceeded the applicable deductible Change in Estimated Insurance Recoveries, Gross Change in Estimated Insurance Recoveries, Gross Bel Air Estates & Sunrise Estates Bel Air Estates & Sunrise Estates [Member] Bel Air Estates & Sunrise Estates The Hideaway The Hideaway [Member] The Hideaway [Member] Ownership interest Equity Method Investment, Ownership Percentage Document Fiscal Year Focus Document Fiscal Year Focus Document Financial Statement Restatement Recovery Analysis [Flag] Document Financial Statement Restatement Recovery Analysis [Flag] Colony in the Wood Colony In The Wood [Member] Colony In The Wood [Member] St. Clair Place St. Clair Place [Member] St. Clair Place [Member] Site improvements Land Improvements [Member] Dispositions and other Real Estate, Dispositions and Other Real Estate, Dispositions and Other Birch Hill Estates Birch Hill Estates [Member] Birch Hill Estates Other state taxes - flow through subsidiaries Income Tax Expense (Benefit), Other State Tax, Flow Through Subsidiaries Income Tax Expense (Benefit), Other State Tax, Flow Through Subsidiaries Number of investment shares sold Number of Shares Sold, Investment Number of Shares Sold, Investment Net Income / (Loss) Net Income / (Loss) Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Thereafter Lessor, Operating Lease, Payment to be Received, after Year Five Shelburne Shipyard Safe Harbor Shelburne Shipyard [Member] Safe Harbor Shelburne Shipyard Insurance Settlement Insurance Settlement [Member] Operating expenses / Cost of sales Operating Expenses and Cost of Sales Operating Expenses and Cost of Sales Operating lease, ROU asset, net Operating Lease, Right-of-Use Asset Tax provision / (benefit) - taxable subsidiaries, percentage Income Tax Expense (Benefit), Taxable Subsidiaries, Percent Income Tax Expense (Benefit), Taxable Subsidiaries, Percent Less: Imputed interest Operating and Finance, Liability, Undiscounted Excess Amount Operating and Finance, Liability, Undiscounted Excess Amount Real Estate Operator Real Estate Operator [Member] Real Estate Operator Current Current Foreign Tax Expense (Benefit) Seaview Seaview [Member] Seaview Plymouth Safe Harbor Plymouth [Member] Safe Harbor Plymouth NG Sun LLC and Other Stand-Alone Joint Ventures NG Sun LLC and Other Stand-Alone Joint Ventures [Member] NG Sun LLC and Other Stand-Alone Joint Ventures Temporary Equity Temporary Equity [Policy Text Block] Temporary Equity Net Income / (Loss) Attributable to SUI Common Shareholders - Diluted Net Income (Loss) Available to Common Stockholders, Diluted Number of sites affected Number of Sites that Sustained Significant Damage Number of Sites that Sustained Significant Damage Cider Mill Village Cider Mill Village [Member] Cider Mill Village [Member] Birchington Vale Birchington Vale [Member] Birchington Vale Sun Retreats Adirondack Gateway Sun Retreats Adirondack Gateway [Member] Sun Retreats Adirondack Gateway Repayments of notes and other receivables Repayment of Notes and Other Receivables The cash inflow associated with principal collections from a borrowing supported by a written promise to pay an obligation. Thunderhill Estates Thunderhill Estates [Member] Thunderhill Estates [Member] Business Combination Business Combinations [Abstract] Walden Woods II Walden Woods II [Member] Walden Woods II Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Transaction costs Business Acquisition, Transaction Costs Proceeds from sale of marketable securities Proceeds from Sale and Maturity of Marketable Securities Common stock, shares authorized (in shares) Common Stock, Shares Authorized Land improvements and buildings Land, Buildings and Improvements [Member] Contributions from noncontrolling interest Proceeds from Noncontrolling Interests Lakeside Crossing Lakeside Crossing [Member] Lakeside Crossing [Member] Number of properties reacquired Number of Properties Reacquired Number of Properties Reacquired UK Headquarters and Other United Kingdom Headquarters [Member] United Kingdom Headquarters Baker Acres Baker Acres [Member] Baker Acres [Member] Clear Water Clear Water Mobile [Member] Clear Water Mobile [Member] Saddle Oak Club Saddle Oak Club [Member] Saddle Oak Club [Member] Aspen preferred OP units Aspen Preferred OP Units [Member] Aspen Preferred OP Units [Member] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Acquisitions - Deferred tax liabilities Noncash or Part Noncash Acquisition, Value of Deferred Tax Liabilities Assumed Noncash or Part Noncash Acquisition, Value of Deferred Tax Liabilities Assumed Sun Outdoors Rocky Mountains Sun Outdoors Rocky Mountains [Member] Sun Outdoors Rocky Mountains Fair Value of Shares Vested Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Foreign Currency Translation Foreign Currency Translation [Abstract] Lease Description [Domain] Lease Description [Domain] Lease Description [Domain] Allocation of income to restricted stock awards Dilutive Securities, Effect on Basic Earnings Per Share, Options and Restrictive Stock Units Jarrett Bay Boatworks Jarrett Bay Boatworks [Member] Jarrett Bay Boatworks Drawn period Financing Receivable, Period Drawn Financing Receivable, Period Drawn Deferred Taxes Income Tax, Policy [Policy Text Block] Other Liabilities (Contingent Consideration) Contingent Consideration Liability [Member] Contingent Consideration Liability Pine Acre Trails Pine Acre Trails [Member] Pine Acre Trails Pebble Creek Pebble Creek [Member] Pebble Creek [Member] Chisholm Point Chisholm Point [Member] Chisholm Point [Member] Schedule of Notes and Other Receivables Schedule of notes and other receivables [Table Text Block] Schedule of notes and other receivables [Table Text Block] Change in fair value measurement Investment, Fair Value Adjustment Investment, Fair Value Adjustment NG Sun LLC NG Sun LLC [Member] NG Sun LLC [Member] Entity Registrant Name Entity Registrant Name Solar Energy Project III LLC Solar Energy Project III LLC [Member] Solar Energy Project III LLC Sunset Ridge Sunset Ridge [Member] Sunset Ridge [Member] Other adjustments Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Other Adjustments Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Other Adjustments Non-U.S. income taxed at other than the U.S. Federal statutory tax rate, percentage Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Two Loss on remeasurement of contingent liabilities Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability Deferred Tax Liabilities Components of Deferred Tax Liabilities [Abstract] Total noncontrolling interests Total noncontrolling interests Equity, Attributable to Noncontrolling Interest Kings Point Safe Harbor Kings Point [Member] Safe Harbor Kings Point Sun Outdoors Key Largo Sun Outdoors Key Largo [Member] Sun Outdoors Key Largo Borrowings on lines of credit Proceeds from Lines of Credit Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Income Before Other Items Loss before other items Income (Loss) From Continuing Operations Before Other Items And Taxes Income (Loss) From Continuing Operations Before Other Items And Taxes Realized gains / (losses) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Sun Retreats Wild Acres Sun Retreats at Wild Acres [Member] Sun Retreats at Wild Acres Emerald Coast Safe Harbor Emerald Coast [Member] Safe Harbor Emerald Coast Palm Key Village Palm Key Village [Member] Palm Key Village [Member] Finite-lived intangible assets, gross carrying amount Finite-Lived Intangible Assets, Gross Suncoast Gateway Suncoast Gateway [Member] Suncoast Gateway [Member] Rolling Hills Rolling Hills [Member] Rolling Hills [Member] Payments for deferred financing costs, net of prepaid return Payments of Financing Costs DisclosureofVariableInterestEntities [Abstract] Disclosure of Variable Interest Entities [Abstract] DisclosureofVariableInterestEntities [Abstract] Fiddler's Cove Safe Harbor Fiddler's Cove [Member] Safe Harbor Fiddler's Cove Lessor, Lease, Description [Line Items] Lessor, Lease, Description [Line Items] 2.3% notes, issued in October 2021 and due in November 2028 Senior Unsecured Notes - November 2028 Maturity [Member] Senior Unsecured Notes - November 2028 Maturity Total identifiable assets acquired net of liabilities assumed Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Accumulated Depreciation Beginning balance Ending balance SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation Charlevoix Estates Charlevoix Estates [Member] Charlevoix Estates 2025 Financial Liability, to be Paid, Year Two Financial Liability, to be Paid, Year Two Corporate Headquarters and Other Fixed Assets Corporate Headquarters [Member] Corporate Headquarters [Member] Lake San Marino RV Park Lake San Marino RV Park [Member] Lake San Marino RV Park Intangibles related to acquisitions Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets Legal Entity [Axis] Legal Entity [Axis] Sun Retreats Arran Lake Sun Retreats Arran Lake [Member] Sun Retreats Arran Lake Series E preferred OP units Series E Preferred OP Units [Member] Series E Preferred OP Units Sun Outdoors North Moab Sun Outdoors North Moab [Member] Sun Outdoors North Moab Lost Dutchman Lost Dutchman [Member] Lost Dutchman Operating lease Operating Lease, Weighted Average Discount Rate, Percent Senior unsecured notes Senior Notes Interest income (expense) Interest Income (Expense), Net Equity Interest Type [Axis] Equity Interest Type [Axis] Acquisitions Business Combinations Policy [Policy Text Block] Finance lease Finance Lease, Weighted Average Remaining Lease Term Net Deferred Tax Liability Deferred Tax Liabilities, Net Tower Marine Safe Harbor Tower Marine [Member] Safe Harbor Tower Marine 2025 Operating and Finance, Liability, Payments, Due Year Two Operating and Finance, Liability, Payments, Due Year Two Weighted average common shares outstanding - diluted (in shares) Diluted weighted average common shares and securities Weighted Average Number of Shares Outstanding, Diluted Shelter Island Safe Harbor Shelter Island Boatyard [Member] Safe Harbor Shelter Island Boatyard Traveler's World Travelers World [Member] Travelers World RV Resort [Member] Issuance price (in dollars per share) Temporary Equity, Issuance Price Temporary Equity, Issuance Price Brookside Manor Brookside Manor [Member] Brookside Manor Woodlands at Church Lake Woodlands at Church Lake [Member] Woodlands at Church Lake [Member] Podickory Point Safe Harbor Podickory Point [Member] Safe Harbor Podickory Point Indian Creek RV Resort Indian Creek Park [Member] Indian Creek Park Sales agreement Available Proceeds from Forward Sale Transaction Available Proceeds from Forward Sale Transaction Egelcraft Egelcraft [Member] Egelcraft [Member] Total Assets Total assets Assets Schedule of Conversions of Stock Schedule of Conversions of Stock [Table Text Block] Thereafter Finance Lease, Liability, to be Paid, after Year Five Fort Dupont Fort Dupont [Member] Fort Dupont Three Gardens Three Gardens [Member] Three Gardens [Member] Hidden River Hidden River RV Resort [Member] Hidden River RV Resort [Member] Share-based compensation - amortization and forfeitures APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Property operating and maintenance Cost of Other Property Operating Expense 2028 Long-Term Debt, Maturity, Year Five Pine Ridge Pine Ridge [Member] Pine Ridge [Member] Distribution rate Debt Instrument, Interest Rate During Period Acquisitions - Deferred liability Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Deferred Liability Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Deferred Liability Sale Leaseback Transaction [Line Items] Sale Leaseback Transaction [Line Items] Farmwood Village Farmwood Village [Member] Farmwood Village [Member] Buttonwood Bay Buttonwood Bay [Member] Buttonwood Bay [Member] Royale Holdings Group Hold Co Limited Royale Holdings Group Hold Co Limited [Member] Royale Holdings Group Hold Co Limited Sun Outdoors Association Island Sun Outdoors Association Island [Member] Sun Outdoors Association Island Sun Retreats New Point Sun Retreats New Point [Member] Sun Retreats New Point Millwood Millwood [Member] Millwood [Member] Tax Characterization of Dividends Paid [Domain] Tax Characterization of Dividends Paid [Domain] Tax Characterization of Dividends Paid [Domain] Scenario [Axis] Scenario [Axis] Deferred operating loss carryforwards after tax NOL carryforwards Deferred Tax Assets, Operating Loss Carryforwards Debt Instrument [Line Items] Debt Instrument [Line Items] Weighted average common shares outstanding - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Peninsula Yacht Club Safe Harbor Peninsula Yacht Club [Member] Safe Harbor Peninsula Yacht Club Sun Outdoors San Diego Bay Sun Outdoors San Diego Bay [Member] Sun Outdoors San Diego Bay Tanglewood Village Tanglewood Village [Member] Tanglewood Village Lazy J Ranch Lazy J Ranch [Member] Lazy J Ranch [Member] Contingent consideration expense Business Combination, Incremental Contingent Consideration Expense Business Combination, Incremental Contingent Consideration Expense Safe Harbor and Park Holidays Safe Harbor and Park Holidays [Member] Safe Harbor and Park Holidays Sun Retreats Crystal River Sun Retreats Crystal River [Member] Sun Retreats Crystal River Southern Hills / Northridge Place Southern Hills [Member] Southern Hills [Member] Meadow Lake Meadow Lake Estates [Member] Meadow Lake Estates [Member] Related Party Transaction [Axis] Related Party Transaction [Axis] Walden Woods I Walden Woods I [Member] Walden Woods [Member] Rudgate Manor Rudgate Manor [Member] Rudgate Manor [Member] Schedule of Debt and Lines of Credit Schedule of Debt [Table Text Block] Sun Retreats Blue Mountains Sun Retreats Blue Mountains [Member] Sun Retreats Blue Mountains Jellystone Park™ at Natural Bridge Jellystone Park at Natural Bridge [Member] Jellystone Park at Natural Bridge Real Estate and Accumulated Depreciation, Description of Property [Axis] Name of Property [Axis] Green Harbor Safe Harbor Green Harbor [Member] Safe Harbor Green Harbor Jellystone Park™ at Maryland Jellystone Park At Maryland [Member] Jellystone Park At Maryland [Member]