Lease Accounting - Components of the "Lease Revenue - UHS facilities" and "Lease Revenue - Non-related Parties" Captions (Detail) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Universal Health Services, Inc
Leases Disclosure [Line Items]
Lease revenue	[1]	$ 8,236	$ 7,394	$ 16,023	$ 14,820
Universal Health Services, Inc | Base Rents
Leases Disclosure [Line Items]
Lease revenue		6,506	6,112	12,780	12,201
Universal Health Services, Inc | Bonus Rents
Leases Disclosure [Line Items]
Lease revenue	[2]	730	643	1,494	1,321
Universal Health Services, Inc | Tenant Reimbursements
Leases Disclosure [Line Items]
Lease revenue		1,000	639	1,749	1,298
Non-Related Parties
Leases Disclosure [Line Items]
Lease revenue		13,668	12,933	27,029	25,828
Non-Related Parties | Base Rents
Leases Disclosure [Line Items]
Lease revenue		10,480	10,109	20,714	20,244
Non-Related Parties | Tenant Reimbursements
Leases Disclosure [Line Items]
Lease revenue		$ 3,188	$ 2,824	$ 6,315	$ 5,584

[1] Includes bonus rental on McAllen Medical Center, a UHS acute care hospital facility of $730 and $643 for the three-month periods ended June 30, 2023 and 2022, respectively, and $1,495 and $1,321 for the six-month periods ended June 30, 2023 and 2022, respectively.

[2] Consists of bonus rental earned in connection with McAllen Medical Center.