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v3.25.2

Relationship with Universal Health Realty Income Trust and Other Related Party Transactions - Additional Information (Detail) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Net revenues | $ 4,283,816,000 | $ 3,907,604,000 | $ 8,383,536,000 | $ 7,751,186,000 |  |  |
Acute Care Hospital Services |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Net revenues | 2,401,034,000 | 2,178,686,000 | $ 4,750,263,000 | 4,363,767,000 |  |  |
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 | 268,000 | 314,000 | $ 568,000 | 614,000 |  |  |
Dividends received from the Trust | 583,000 | 575,000 | 1,200,000 | 1,100,000 |  |  |
Carrying value of investment in Trust | 5,200,000 |  | 5,200,000 |  | $ 5,800,000 |  |
Market value of investment in Trust | $ 31,500,000 |  | $ 31,500,000 |  | $ 29,300,000 |  |
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 | $ 1,400,000 | $ 1,400,000 | $ 2,800,000 | $ 2,700,000 |  |  |

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