v3.26.1
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 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Pursuant to business management agreement:        
Business management fees $ 4,901 $ 3,741 $ 9,178 $ 7,550
Incentive management fees 9,993 4,148 16,621 6,555
Total 14,894 7,889 25,799 14,105
Pursuant to property management agreement        
Property management fees 985 1,192 1,987 2,456
Construction supervision fees 307 208 632 434
Total 1,292 1,400 2,619 2,890
Expense reimbursement:        
Total 2,323 3,368 4,684 7,159
Recognized amortization of the liability 743 743 1,487 1,487
Amortization of liability related to property management and construction supervision fees 199 199 398 398
Income Statement Location [Axis]: us-gaap:GeneralAndAdministrativeExpense        
Expense reimbursement:        
Other expenses 44 50 88 100
Income Statement Location [Axis]: us-gaap:OperatingCostsAndExpenses        
Expense reimbursement:        
Property level expenses $ 2,279 $ 3,318 $ 4,596 $ 7,059