Fair Value of Financial Instruments - Additional Information (Detail)	3 Months Ended			6 Months Ended
	Jun. 30, 2024 USD ($)	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Jun. 30, 2024 USD ($) Health_Center	Jun. 30, 2023 USD ($)	Dec. 31, 2023
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Real estate impairment charges	$ 500,000,000	$ 225,000,000	$ 79,000,000
PHP Holdings [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Discount rate on investment	23.00%			23.00%		11.00%
Discount for lack of marketability percentage on Springstone equity investment	9.00%			9.00%		8.00%
Springstone Inc and International Joint Venture [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Unfavorable fair market value adjustment on investment				$ (585,000,000)	$ (6,000,000)
Steward's Equity [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Equity investments percentage				9.90%
Working capital and other secured loans				$ 430,000,000
Wrote down, equity interest value				$ 0
Steward's Equity [Member] | Equity Securities [Member] | International Joint Venture [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Remaining equity investment percentage				90.10%
Fair Value, Recurring [Member] | Colombia [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Number of facilities acquired | Health_Center				3
Maximum [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Market capitalization percentage				10.00%
Minimum [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Market capitalization percentage				7.00%
Minimum [Member] | Steward's Equity [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Impairment charges and negative fair value adjustments of equity		$ 600,000,000
Level 3 [Member] | Maximum [Member] | Discount Rate [Member] | Steward's Equity [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Investments measurement input	0.16			0.16
Level 3 [Member] | Weighted Average [Member] | Discount Rate [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Investments measurement input	0.1503			0.1503
Level 3 [Member] | Minimum [Member] | Discount Rate [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Investments measurement input	0.15			0.15