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- Definition

Represents the number of equal annual installments for vesting of common shares.

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No definition available.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Number of new stock issued during the period.

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Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders.

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Shareholders' Equity - Share Awards (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2025 USD ($) installment trustee shares	Dec. 31, 2024 USD ($) shares	Dec. 31, 2023 USD ($) shares	Dec. 31, 2022 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of trustees \| trustee	7
Unvested shares (in shares) \| shares	478,111	310,177	288,310	260,800
Estimated future compensation expense for the unvested shares \| $	$ 2,426
Weighted average period of which compensation expense will be recognized	24 months
Compensation expense \| $	$ 2,059	$ 1,920	$ 1,741
Shares available for issuance under the award plan \| shares	2,346,871
Trustees \| Common shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common shares granted (in shares) \| shares	28,875	23,316	20,000
Common shares granted \| $	$ 665	$ 630	$ 249
Related Party \| RMR LLC
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common shares granted (in shares) \| shares	386,988	204,915	188,350
Common shares granted \| $	$ 2,380	$ 992	$ 684
Related Party \| RMR LLC \| Officers and Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equal annual installments \| installment	5