Fair Value of Financial Instruments - Summary of Fair Value Information of Financial Instruments (Parenthetical) (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) Health_Center	Dec. 31, 2023 USD ($)
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Mortgage loans	$ 119,912	$ 309,315
Investments in unconsolidated real estate joint ventures	1,156,397	1,474,455
Investments in unconsolidated operating entities	439,578	1,778,640
Shareholder Loan [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Mortgage loans	7,900	162,400
Investments in unconsolidated real estate joint ventures	315,500	323,800
Loans [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Investments in unconsolidated operating entities	39,700	526,900
Other loans	$ 104,000	$ 289,600
Fair Value, Recurring | Colombia [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Number of facilities acquired | Health_Center	3