Real Estate and Other Activities - Re-tenanting Activity - Additional Information (Detail) $ in Millions	3 Months Ended		9 Months Ended		25 Months Ended
	Sep. 30, 2026 USD ($) Property	Sep. 30, 2025 USD ($)	Sep. 30, 2026 USD ($) Property	Sep. 30, 2025 USD ($)	Sep. 30, 2026 USD ($) Property
Other Re-tenanting Activity [Member]
Business Combination [Line Items]
Number of properties | Property	23		23		23
Number of operators | Property	6		6		6
Number of leased facilities | Property			18
Cash rent received from operators	$ 22.0	$ 12.0	$ 76.4	$ 26.4
Percentage of annual revenues	1.00%		1.00%		1.00%
Working capital loans	$ 175.0		$ 175.0		$ 175.0
HSA due to ongoing revenue cycle management issues	12.0				150.0
Working capital loan repaid	9.0		9.0		9.0
Working capital loan charges of impaired loans due from insight/tenor		$ 3.0	30.0
HSA [Member]
Business Combination [Line Items]
Cash rent receivable from operators	$ 10.0		$ 10.0		$ 10.0