Relationship with Universal Health Realty Income Trust and Other Related Party Transactions - Additional Information 4 (Detail) - USD ($)	3 Months Ended			12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2013	Dec. 31, 2024	Dec. 31, 2023
Chief Executive Officer
Related Party Transaction [Line Items]
Estimated payments to acquire life insurance policies	$ 28,000,000
Payments to acquire life insurance policies, net					$ 1,000,000
Trust Owned by CEO | Chief Executive Officer
Related Party Transaction [Line Items]
Estimated payments to acquire life insurance policies	9,000,000
Minimum | Chief Executive Officer
Related Party Transaction [Line Items]
Estimated death benefit proceeds	37,000,000
Premier, Inc. | Group Purchasing Organization Agreement | Restricted Stock
Related Party Transaction [Line Items]
Shares vesting period			7 years
Shares vesting period start year			2014
Shares vesting period end year			2020
Market value of retained vested shares	49,000,000				$ 50,000,000
Other (Income) Expense, Net | Premier, Inc.
Related Party Transaction [Line Items]
Dividend	$ 470,000	$ 470,000
Scenario Forecast | Chief Executive Officer
Related Party Transaction [Line Items]
Payments to acquire life insurance policies, net				$ 1,000,000