Relationship with Universal Health Realty Income Trust and Other Related Party Transactions - Additional Information 4 (Detail) - USD ($)	3 Months Ended	12 Months Ended			24 Months Ended
	Dec. 31, 2013	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	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	$ 1,000,000	$ 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		50,000,000	78,000,000
Other (Income) Expense, Net | Premier, Inc.
Related Party Transaction [Line Items]
Unrealized gain (loss)			(14,000,000)	(14,000,000)	$ (28,000,000)
Dividend		$ 1,900,000	$ 1,800,000	$ 1,700,000