Leases - Additional Information (Details) $ in Thousands	12 Months Ended
Dec. 31, 2025 USD ($) tenant property building	Dec. 31, 2024 USD ($) building property	Dec. 31, 2023 USD ($)
Lessor, Lease, Description [Line Items]
Operating Lease Average Remaining Lease Term	10 years
Variable revenue	$ 7,354	$ 7,737
Rental revenue	$ 147,682	138,410	$ 140,934
Weighted average remaining term	44 years
Lease Expense	$ 356	197
Interest expense on finance lease	202
Paid in cash	$ 272	$ 147
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Other Liabilities	Other Liabilities
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Other assets	Other assets
Buildings located on land that is subject to operating ground leases \| building	5	12
Number of properties acquired \| property		15
Number of tenants \| tenant	312
Number of facilities leased \| property	189
Lease liability	$ 13,438	$ 7,461
Concentration Risk, Customer	During this period there were no tenants with rental revenue that exceeded 10% of the Company’s rental revenue.
Bethesda Headquarters
Lessor, Lease, Description [Line Items]
Weighted average discount rate	5.90%

Description of risks that arise due to the volume of business transacted with a particular customer. At a minimum, the description informs financial statement users of the general nature of the risk, but excludes "Information about Major Customers" that may be disclosed elsewhere (for instance, segment disclosures).

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 20
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-20

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 18
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-18