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Real Estate and Other Investments - Narrative (Details) $ in Thousands |  |  |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | --- | ---
Aug. 01, 2025 USD ($) property | Jul. 15, 2025 USD ($) | Feb. 14, 2025 USD ($) | Jun. 30, 2025 USD ($) property jointVenture state | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) property jointVenture state | Jun. 30, 2024 USD ($)
Real Estate |  |  |  |  |  |  |
Number of properties owned (property) |  |  |  | 341 |  | 341 |
Number of states in which properties are located | state |  |  |  | 34 |  | 34 |
Number of states | state |  |  |  |  |  | 5 |
Impairment of assets | $ |  |  |  | $ 30,993 | $ 6,545 | $ 69,465 | $ 18,687
Equity method investment distribution | $ |  |  |  |  |  | $ 17,000 | $ 0
AlerisLife Inc |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Equity method investment distribution | $ |  |  | $ 17,000 |  |  |  |
AlerisLife Inc |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Payments of dividends | $ |  |  | $ 50,000 |  |  |  |
Subsequent Event | AlerisLife Inc |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Equity method investment distribution | $ |  | $ 3,400 |  |  |  |  |
Subsequent Event | AlerisLife Inc |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Payments of dividends | $ |  | $ 10,000 |  |  |  |  |
Senior Secured Note Due 2026 | Subsequent Event |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Redemption of senior notes | $ | $ 90,588 |  |  |  |  |  |
Joint Venture |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of unconsolidated joint ventures | jointVenture |  |  |  | 2 |  | 2 |
Senior Living Communities |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of properties closed |  |  |  | 1 |  | 1 |
Medical Office |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of properties impaired |  |  |  | 10 |  | 10 |
Impairment of assets | $ |  |  |  | $ 13,794 |  | $ 52,266 |
Held for sale |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of properties owned (property) |  |  |  | 21 |  | 21 |
Held for sale | Subsequent Event |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of properties owned (property) | 49 |  |  |  |  |  |
Held for sale | Senior Secured Note Due 2026 |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of real estate properties under agreement |  |  |  | 2 |  | 2 |
Held for sale | Senior Secured Note Due 2026 | Subsequent Event |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of real estate properties under agreement | 11 |  |  |  |  |  |
Held for sale | Senior Living Communities |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of properties impaired |  |  |  | 10 |  | 10 |
Impairment of assets | $ |  |  |  |  |  | $ 17,199 |
Held for sale | Medical Office |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of properties owned (property) |  |  |  | 4 |  | 4 |
Held for sale | Medical Office | Subsequent Event |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |
Number of properties owned (property) | 7 |  |  |  |  |  |

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