Fair Value of Financial Instruments - Additional Information (Detail) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2026 USD ($) Health_Center	Sep. 30, 2025 USD ($) Health_Center
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Favorable fair market value adjustments on investment	$ 2.2	$ 13.0	$ 11.0	$ 34.0
Fair Value, Recurring [Member] | Aevis [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Favorable fair market value adjustments on investment			$ 11.0
Fair Value, Recurring [Member] | Colombia [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Number of facilities acquired | Health_Center			3	3
Fair Value, Recurring [Member] | Colombia [Member] | Springstone Inc and International Joint Venture [Member]
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]
Net unfavorable fair market value adjustment on investment			$ 1.0
Unfavorable fair market value adjustments on investment			$ 12.0	$ 167.0