Business and Property Management Agreements with RMR (Details) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2024 USD ($) employee agreement	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) employee agreement	Jun. 30, 2023 USD ($)
Real Estate Properties [Line Items]
Number of employees \| employee	0		0
Net lease operating expenses	$ 4,958	$ 4,372	$ 9,681	$ 8,277
Amended And Restate Business Management Agreement \| RMR LLC
Real Estate Properties [Line Items]
Business management fees incurred	7,440	8,287	$ 15,197	16,672
RMR LLC
Real Estate Properties [Line Items]
Incentive fee calculation period			3 years
Net lease operating expenses	1,505	937	$ 2,989	1,882
Related party transaction amount	$ 1,334	909	$ 3,030	1,376
RMR LLC \| Amended And Restate Business Management Agreement
Real Estate Properties [Line Items]
Number of management service agreements \| agreement	2		2
Related party property management and construction management fee	$ 2,839	1,846	$ 6,019	3,258
Related party reimbursement expenses	$ 1,032	$ 1,116	$ 2,126	$ 2,119

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