v3.26.1
Fair Value of Financial Instruments - Additional Information (Detail) - Fair Value, Recurring [Member] - Colombia [Member]
$ in Millions
6 Months Ended
Jun. 30, 2026
USD ($)
Health_Center
Jun. 30, 2025
USD ($)
Health_Center
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]    
Number of facilities acquired | Health_Center 3 3
Springstone Inc and International Joint Venture [Member]    
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]    
Unfavorable fair market value adjustments on investment | $ $ 9 $ 173