Real Estate and Other Activities - Prospect - Additional Information) (Detail) $ in Thousands		1 Months Ended	3 Months Ended
	Oct. 05, 2022 USD ($) Facility	May 31, 2023 USD ($)	Mar. 31, 2025 USD ($) Facility	Dec. 31, 2024 USD ($)	Mar. 31, 2024 USD ($) Facility
Business Acquisition [Line Items]
Number of facilities sold | Facility			2		3
Revenues			$ 223,799		$ 271,316
Prospect [Member]
Business Acquisition [Line Items]
Recover of investments in Prospect			746,000
Revenues					7,000
Prospect [Member] | PHP Holdings [Member]
Business Acquisition [Line Items]
Asset backed loan outstanding		$ 75,000
Loan impairment charges				$ 400,000
Asset impairment charges			55,000
Change in fair value adjustments			18,000		$ 201,000
Capital Restructuring Costs			$ 654,000
Prospect [Member] | Prospect [Member] | Connecticut [Member]
Business Acquisition [Line Items]
Number of facilities sold | Facility	3
Excepted proceeds in cash	$ 355,000
Prospect [Member] | Minimum [Member] | Income Valuation Approach [Member] | Level 3 [Member]
Business Acquisition [Line Items]
Market capitalization rate			8.25%
Prospect [Member] | Maximum [Member] | Income Valuation Approach [Member] | Level 3 [Member]
Business Acquisition [Line Items]
Market capitalization rate			8.50%