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Senior Living Community Management Agreements - Narrative (Details) - Affiliated Entity $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2025 USD ($) community | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) community | Sep. 30, 2024 USD ($) community | Nov. 03, 2025 community | Sep. 03, 2025 community operator
Third Party Managers |  |  |  |  |  |
Number of operators | operator |  |  |  |  |  | 7
Five Star |  |  |  |  |  |
Property management agreement expense | $ | $ 10,877 | $ 10,611 | $ 33,251 | $ 31,462 |  |
Related party transaction capitalized amount | $ | 431 | 551 | 1,530 | 1,409 |  |
Five Star | Operating Expense |  |  |  |  |  |
Property management agreement expense | $ | $ 10,446 | 10,060 | $ 31,721 | $ 30,053 |  |
Senior Living Communities | Third Party Managers |  |  |  |  |  |
Number of properties transitioned | community | 21 |  | 21 |  |  |
Number of communities managed | community |  |  | 132 | 111 |  |
Property management agreement expense | $ | $ 6,812 | $ 5,858 | $ 19,116 | $ 17,341 |  |
Incentive fee expense | $ |  |  | $ 351 |  |  |
Senior Living Communities | Third Party Managers | Subsequent Event |  |  |  |  |  |
Number of properties transitioned | community |  |  |  |  | 85 |
Senior Living Communities | Five Star |  |  |  |  |  |
Number of properties agreed to transition | community |  |  |  |  |  | 116
Number of communities managed | community |  |  | 97 | 119 |  |

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- Definition Amount of expense for incentive fee based on performance under arrangement to manage operations, including, but not limited to, investment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07(2)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479134/946-220-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 850 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483326/850-10-50-1 + Details
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