Real Estate and Other Activities - Re-tenanting Activity - Additional Information (Detail) $ in Millions		1 Months Ended	3 Months Ended					9 Months Ended
	Oct. 01, 2025 USD ($)	Oct. 31, 2026	Jun. 30, 2026	Dec. 31, 2025	Sep. 30, 2025 USD ($) Property	Jun. 30, 2025 USD ($)	Mar. 31, 2025 USD ($) Property	Sep. 30, 2025 USD ($) Property	Sep. 18, 2024 Property
Steward [Member]
Business Combination [Line Items]
Number of properties									23
Retenanting Activity [Member]
Business Combination [Line Items]
Number of properties									23
Number of operators									6
Number of leased facilities							18
Short term working capital loan to operators | $					$ 130.0			$ 130.0
Rent due from new operators | $					1.2			$ 1.2
Cash rent from operators | $					$ 12.0	$ 11.0	$ 3.4
Percentage of net book value of total assets re-tenanted or sold								3.00%
Retenanting Activity [Member] | Subsequent Event [Member]
Business Combination [Line Items]
Rent paid by new operators | $	$ 4.0
Retenanting Activity [Member] | Steward [Member]
Business Combination [Line Items]
Number of controled properties					5			5
Forecast [Member] | Retenanting Activity [Member]
Business Combination [Line Items]
Percentage of contractual rent		100.00%	79.00%	58.00%