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Investments, Acquisitions and Assets Held for Sale - Narrative (Details) |  |  |  | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 04, 2025 USD ($) property | Jun. 01, 2025 USD ($) property | May 30, 2025 USD ($) property | Sep. 30, 2025 USD ($) seniorHousingCommunity | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) seniorHousingCommunity | Sep. 30, 2024 USD ($) | Dec. 31, 2024 USD ($) | Jul. 01, 2024 seniorHousingCommunity | Apr. 30, 2024 seniorHousingCommunity
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Number of senior housing communities | seniorHousingCommunity |  |  |  | 97 |  | 97 |  |  |  |
Ownership percent |  |  |  | 0.51 |  | 0.51 |  |  | 0.51 |
Investment in unconsolidated entity |  |  |  | $ 9,269,000 |  | $ 9,269,000 |  | $ 10,943,000 |  |
Return of investment in unconsolidated entity |  |  |  |  |  | 589,000 | $ 10,360,000 |  |  |
Impairments |  |  |  | $ 0 |  | 0 |  |  |  |
Property, plant and equipment acquired |  |  |  |  |  | $ 24,373,000 | 17,936,000 |  |  |
Number of properties, held-for-sale | seniorHousingCommunity |  |  |  | 1 |  | 1 |  |  |  |
Impairment of assets held for sale |  |  |  | $ 4,733,000 | $ 0 | $ 4,733,000 | $ 0 |  |  |
Disposal Group, Held-for-Sale, Not Discontinued Operations |  |  |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Impairment of assets held for sale |  |  |  | $ 4,700,000 |  | $ 4,700,000 |  |  |  |
2025 Mortgage Loan | Mortgage debt |  |  |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Note principal amount |  |  | $ 9,000,000 |  |  |  |  |  |  |
Senior Housing Communities |  |  |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Ownership percentage |  |  |  | 32.71% |  | 32.71% |  |  |  |
AmTrust |  |  |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Venture ownership percentage |  |  |  | 67.29% |  | 67.29% |  |  |  |
Senior Housing Communities |  |  |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Number of assets acquired | seniorHousingCommunity |  |  |  |  |  |  |  |  |  | 4
Investment in unconsolidated entity |  |  |  | $ 9,300,000 |  | $ 9,300,000 |  |  |  |
Return of investment in unconsolidated entity |  |  |  |  |  | $ 600,000 |  |  |  |
Tarpon Springs, Florida Senior Living Community |  |  |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Number of assets acquired | property |  |  | 1 |  |  |  |  |  |  |
Purchase price |  |  | $ 11,000,000 |  |  |  |  |  |  |
Transaction costs |  |  | 300,000 |  |  |  |  |  |  |
Property, plant and equipment acquired |  |  | 9,900,000 |  |  |  |  |  |  |
Payments to acquire intangible assets |  |  | 1,600,000 |  |  |  |  |  |  |
Below market lease, acquired |  |  | $ 200,000 |  |  |  |  |  |  |
Alpharetta, Geogria Senior Living Community |  |  |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Number of assets acquired | property |  | 1 |  |  |  |  |  |  |  |
Purchase price |  | $ 11,000,000 |  |  |  |  |  |  |  |
Transaction costs |  | 200,000 |  |  |  |  |  |  |  |
Property, plant and equipment acquired |  | 9,100,000 |  |  |  |  |  |  |  |
Payments to acquire intangible assets |  | 2,100,000 |  |  |  |  |  |  |  |
Below market lease, acquired |  | $ 100,000 |  |  |  |  |  |  |  |
Mansfield, Texas Senior Living Community |  |  |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Number of assets acquired | property | 1 |  |  |  |  |  |  |  |  |
Purchase price | $ 15,600,000 |  |  |  |  |  |  |  |  |
Transaction costs | 100,000 |  |  |  |  |  |  |  |  |
Property, plant and equipment acquired | 14,200,000 |  |  |  |  |  |  |  |  |
Payments to acquire intangible assets | $ 1,500,000 |  |  |  |  |  |  |  |  |
Consolidated Properties |  |  |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Number of senior housing communities | seniorHousingCommunity |  |  |  | 4 |  | 4 |  |  | 4 |

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