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Real Estate Acquisitions and Dispositions - Narrative (Details) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Aug. 31, 2023 USD ($) developmentSite | Feb. 28, 2023 USD ($) property Rate | Jun. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) lease developmentSite | Jun. 30, 2023 USD ($) | Mar. 31, 2023 USD ($) | Jun. 30, 2024 USD ($) developmentSite building shares | Jun. 30, 2023 USD ($) | Dec. 31, 2023 USD ($) property
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Business combinations |  |  | $ 200,000 |  | $ 200,000 |  | $ 200,000 | $ 3,000,000.0 |
Number of ground leases entered into | lease |  |  |  | 1 |  |  |  |  |
Number of wet slips and dry storage spaces leased | developmentSite |  |  |  | 8 |  |  |  |  |
Issuance of common stock and common OP units, net |  |  | 2,200,000 | $ 300,000 | (200,000) | $ 4,400,000 |  |  |
Asset impairments (see Note 16) |  |  | 11,600,000 |  | 6,500,000 |  | 32,300,000 | 8,900,000 |
Gain / (loss) on dispositions of properties |  |  | $ 2,500,000 |  | (600,000) |  | 7,900,000 | (2,200,000) |
Number of Properties Reacquired | property |  |  |  |  |  |  |  |  | 2
Real Estate Reacquired, Gain (Loss) |  |  |  |  |  |  |  |  | $ 0
UK Non-Operating Properties | Notes receivable from real estate developers and operators |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Weighted average interest rate | Rate |  | 11.90% |  |  |  |  |  |  |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | MH Operating Community |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Number of communities sold | developmentSite | 1 |  |  |  |  |  |  |  |
Number of sites sold | developmentSite | 155 |  |  |  |  |  |  |  |
Proceeds related to disposition of properties | $ 6,800,000 |  |  |  |  |  |  |  |
Assets held for sale |  |  |  |  | 6,800,000 |  |  | 6,800,000 |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | MH Operating Community | Asset Impairments |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Asset impairments (see Note 16) |  |  |  |  | 6,300,000 |  |  |  |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | MH Operating Community | Other Assets |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Assets held for sale |  |  |  |  | $ 13,100,000 |  |  | $ 13,100,000 |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | UK Non-Operating Properties |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Number of communities sold | property |  | 2 |  |  |  |  |  |  |
Consideration received |  | $ 111,500,000 |  |  |  |  |  |  |
Note receivable |  | $ 108,800,000 |  |  |  |  |  |  |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | UK Non-Operating Properties | Gain / (loss) on disposition of properties |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Release of foreign currency translation losses |  |  |  |  |  |  |  |  | 11,900,000
Disposal Group, Held-for-Sale, Not Discontinued Operations | UK Non-Operating Properties | Gain / (loss) on disposition of properties |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Gain / (loss) on dispositions of properties |  |  |  |  |  |  |  |  | $ 2,200,000
Marinas |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Payments to Acquire Buildings |  |  |  |  |  |  | $ 13,700,000 |  |
UNITED STATES |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Number of land parcels acquired | developmentSite |  |  |  |  |  |  | 2 |  |
Aggregate purchase price |  |  |  |  |  |  | $ 12,900,000 |  |
Number Of Buildings Acquired | building |  |  |  |  |  |  | 2 |  |
UNITED KINGDOM |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Number of land parcels acquired | developmentSite |  |  |  |  |  |  | 1 |  |
Aggregate purchase price |  |  |  |  |  |  | $ 9,600,000 |  |
Petosky | Common OP units |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Issuance of stock and units (in shares) | shares |  |  |  |  |  |  | 4,452 |  |
Issuance of common stock and common OP units, net |  |  |  |  |  |  | $ 600,000 |  |

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