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Business and Property Management Agreements with RMR-Schedule of Business Management Fees, Property Management Fees and Construction Supervision Fees Recognized (Details) - RMR LLC - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
Pursuant to business management agreement: |  |
Business management fees | $ 3,809 | $ 4,029
Incentive management fees | 2,407 | 849
Total | 6,216 | 4,878
Pursuant to property management agreement |  |
Property management fees | 1,264 | 1,538
Construction supervision fees | 226 | 366
Total | 1,490 | 1,904
Expense Reimbursement: |  |
Property level expenses | 3,791 | 3,728
Recognized amortization of the liability | 744 | 744
Amortization of liability related to property management and construction supervision fees | 199 | 199
General and Administrative Expense |  |
Expense Reimbursement: |  |
Property level expenses | 50 | 82
Operating Expense |  |
Expense Reimbursement: |  |
Property level expenses | $ 3,741 | $ 3,646

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- Definition A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 946 -SubTopic 830 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479168/946-830-55-10 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 220 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 21 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476153/220-40-55-21 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 48 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-48 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section 45 -Paragraph 3 -Subparagraph (k) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479105/946-220-45-3 Reference 5: 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)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479134/946-220-S99-1 + Details
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