v3.26.1
Basis of Presentation and Significant Accounting Policies - Additional Information (Detail)
$ in Millions
 1 Months Ended 3 Months Ended 6 Months Ended
Nov. 30, 2017
Jun. 30, 2026
USD ($)
Hospital
SurgeryCenter
EndoscopyCenter
State
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Hospital
SurgeryCenter
EndoscopyCenter
State
Jun. 30, 2025
USD ($)
Summary Of Significant Accounting Policies [Line Items]          
Number of owned and operated hospitals | Hospital   190   190  
Number of freestanding surgery centers | SurgeryCenter   118   118  
Number of freestanding endoscopy centers | EndoscopyCenter   30   30  
Number of facilities locations | State   19   19  
General and administrative expense   $ 148 $ 130 $ 281 $ 256
Total uncompensated care   15,076 11,625 28,688 22,618
Estimated cost of total uncompensated care   1,445 1,116 2,697 2,171
Charity care amount   5,318 4,112 10,831 7,756
Estimated costs of charity care   $ 511 $ 395 $ 1,018 $ 745
Inpatient Services [Member]          
Summary Of Significant Accounting Policies [Line Items]          
Performance obligations for inpatient/ outpatient services satisfied period       Our performance obligations for inpatient services are generally satisfied over periods that average approximately five days, and revenues are recognized based on charges incurred in relation to total expected charges.  
Maximum [Member]          
Summary Of Significant Accounting Policies [Line Items]          
Percentage of income of federal poverty level eligible for charity care 400.00%        
Maximum [Member] | Outpatient Services [Member]          
Summary Of Significant Accounting Policies [Line Items]          
Performance obligations for inpatient/ outpatient services satisfied period       Our performance obligations for outpatient services are generally satisfied over a period of less than one day.