Lease Accounting - Components of the "Lease Revenue - UHS facilities" and "Lease Revenue - Non-related Parties" Captions (Detail) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Universal Health Services, Inc
Leases Disclosure [Line Items]
Lease revenue	[1]	$ 8,248	$ 8,274	$ 25,366	$ 24,297
Universal Health Services, Inc | Base Rents
Leases Disclosure [Line Items]
Lease revenue		6,785	6,620	20,645	19,400
Universal Health Services, Inc | Bonus Rents
Leases Disclosure [Line Items]
Lease revenue	[2]	765	725	2,306	2,219
Universal Health Services, Inc | Tenant Reimbursements
Leases Disclosure [Line Items]
Lease revenue		698	929	2,415	2,678
Non-Related Parties
Leases Disclosure [Line Items]
Lease revenue		14,342	13,926	43,188	40,955
Non-Related Parties | Base Rents
Leases Disclosure [Line Items]
Lease revenue		11,034	10,542	33,078	31,256
Non-Related Parties | Tenant Reimbursements
Leases Disclosure [Line Items]
Lease revenue		$ 3,308	$ 3,384	$ 10,110	$ 9,699

[1] Includes bonus rental on McAllen Medical Center, a UHS acute care hospital facility of $765 and $725 for the three-month periods ended September 30, 2024 and 2023, respectively, and $2,306 and $2,219 for the nine-month periods ended September 30, 2024 and 2023, respectively.

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