v3.26.1
Relationship with Universal Health Realty Income Trust, Other Related Party Transactions and Other Investments - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Related Party Transaction [Line Items]              
Net revenues $ 4,638,012 $ 4,283,816 $ 9,133,194 $ 8,383,536      
Acute Care Hospital Services              
Related Party Transaction [Line Items]              
Net revenues 2,609,999 2,403,837 $ 5,220,135 4,761,651      
Relationship with Universal Health Realty Income Trust              
Related Party Transaction [Line Items]              
Percentage of advisory fee on average invested real estate assets     0.70%   0.70% 0.70% 0.70%
Pre-tax share of income from the Trust 284 268 $ 584 568      
Dividends received from the Trust 591 583 1,200 1,200      
Carrying value of investment in Trust 3,800   3,800   $ 4,400    
Market value of investment in Trust $ 34,500   $ 34,500   $ 30,900    
Relationship with Universal Health Realty Income Trust | Other Related Party Transactions              
Related Party Transaction [Line Items]              
Trust outstanding shares held, percentage 5.70%   5.70%        
Relationship with Universal Health Realty Income Trust | Advisory Fee              
Related Party Transaction [Line Items]              
Net revenues $ 1,400 $ 1,400 $ 2,800 $ 2,800