Relationship with Universal Health Services, Inc. ("UHS") and Related Party Transactions - Additional Information (Detail)		3 Months Ended					6 Months Ended		12 Months Ended
		Jun. 30, 2024 USD ($) Lease Time Hospital	Sep. 30, 2023 USD ($) ft²	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($) ft²	Mar. 31, 2022 USD ($) Subsidiary	Jun. 30, 2024 USD ($) Time Lease Bed Hospital Property RenewalOption	Jun. 30, 2023 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2021 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Jan. 31, 2022 ft²
Related Party Transaction [Line Items]
Number of bed facility | Bed							100
Annual advisory fee as percentage of average invested real estate assets		0.70%		0.70%			0.70%	0.70%
McAllen Medical Center
Related Party Transaction [Line Items]
Initial rent			$ 624,000
Rentable square feet | ft²			79,500
Payment to acquire business			$ 7,600,000
Percentage of lease guaranteed			100.00%
Aiken Regional Medical Center
Related Party Transaction [Line Items]
Monthly lease rent receivable		$ 4,100,000				$ 4,100,000	$ 4,100,000
Canyon Creek Behavioral Health
Related Party Transaction [Line Items]
Monthly lease rent receivable		$ 1,800,000				1,800,000	$ 1,800,000
Aiken Regional Medical Center and Canyon Creek Behavioral Health
Related Party Transaction [Line Items]
Lease expiration date										Dec. 31, 2033
Lease renewal term		5 years					5 years
Monthly lease rent receivable		$ 5,900,000				$ 5,900,000	$ 5,900,000
Lease payments expected		$ 1,400,000		$ 1,400,000
Term of lease										12 years
Number of term renewal options | Time		7					7
Forecast | Aiken Regional Medical Center and Canyon Creek Behavioral Health
Related Party Transaction [Line Items]
Lease payments expected									$ 5,400,000
Universal Health Services, Inc
Related Party Transaction [Line Items]
Number of acute care hospital leased | Hospital		3					3
Number of behavioral health care hospital leased | Hospital		3					3
Number of hospital facilities leased | Hospital							6
Number of medical office buildings and free standing emergency departments | Property							21
Financing receivable		$ 83,000,000					$ 83,000,000					$ 83,300,000
Lease revenue	[1]	$ 8,454,000		$ 8,236,000			$ 17,118,000	$ 16,023,000
Option to renew lease, notice period prior to termination date of current term							90 days
Number of ground leases | Lease		13					13
Aggregate lease payments for 2024		$ 571,000					$ 571,000
Aggregate lease payments for 2025		571,000					571,000
Aggregate lease payments for 2026		571,000					571,000
Aggregate lease payments for 2027		571,000					571,000
Aggregate lease payments for 2028		$ 571,000					$ 571,000
Aggregate lease payments for thereafter											$ 31,300,000
Percentage ownership of outstanding shares		5.70%					5.70%					5.70%
Percentage of lease guaranteed							52.00%
Universal Health Services, Inc | Minimum
Related Party Transaction [Line Items]
Remaining lease terms on ground leases							25 years
Universal Health Services, Inc | Maximum
Related Party Transaction [Line Items]
Remaining lease terms on ground leases							74 years
Universal Health Services, Inc | Acute Care Hospitals
Related Party Transaction [Line Items]
Number of hospitals operating lease terms of existing and renewal options | Hospital							3
Universal Health Services, Inc | Wellington Regional Medical Center
Related Party Transaction [Line Items]
Percentage of annual rental increase on cumulative and compound basis							2.50%
Renewal options term at fair market value lease rates							5 years
Renewal options at fair market value lease rates expiration year							2031
Universal Health Services, Inc | McAllen Medical Center
Related Party Transaction [Line Items]
Lease expiration date			Aug. 31, 2035
Term of lease			12 years
Universal Health Services, Inc | Clive, Iowa | Clive Behavioral Health
Related Party Transaction [Line Items]
Initial lease term on property							20 years
Lessee operating lease, existence of option to extend							true
Percentage of annual rental increase on cumulative and compound basis							2.75%
Option to renew lease, notice period prior to termination date of current term							270 days
Renewal option term							10 years
Operating Lease Additional Number Of Renewal Options At Fair Market Value Lease Rates | RenewalOption							2
Renewal options term at fair market value lease rates							10 years
Period to purchase respective leased facilities prior to end of lease term or renewal terms							270 days
Number of term renewal options | Time		5					5
Number of lease renewal option exercised | Time							3
Universal Health Services, Inc | Clive, Iowa | Clive Behavioral Health | Minimum
Related Party Transaction [Line Items]
Renewal options at fair market value lease rates expiration year							2071
Universal Health Services, Inc | Clive, Iowa | Clive Behavioral Health | Maximum
Related Party Transaction [Line Items]
Renewal options at fair market value lease rates expiration year							2090
Universal Health Services, Inc | Palm Beach, Florida | Wellington Regional Medical Center
Related Party Transaction [Line Items]
Monthly lease rent receivable										$ 6,600,000
Percentage of annual rental increase on cumulative and compound basis										2.50%
Operating lease renewal term		5 years					5 years
Universal Health Services, Inc | Subsidiary
Related Party Transaction [Line Items]
Number of wholly-owned subsidiaries | Subsidiary						2
Financing receivable		$ 83,000,000					$ 83,000,000					$ 83,300,000
Universal Health Services, Inc | Asset Purchase and Sale Agreement | Subsidiary
Related Party Transaction [Line Items]
Cash received for sale of real estate asset						$ 4,100,000
Universal Health Services, Inc | Asset Purchase and Sale Agreement | Subsidiary | Inland Valley Campus of Southwest Healthcare System | Wildomar, California
Related Party Transaction [Line Items]
Fair market value of real estate asset sold						79,600,000
Universal Health Services, Inc | Asset Purchase and Sale Agreement | Subsidiary | Aiken Regional Medical Center | Aiken, South Carolina
Related Party Transaction [Line Items]
Fair market value of real estate assets received						57,700,000
Universal Health Services, Inc | Asset Purchase and Sale Agreement | Subsidiary | Canyon Creek Behavioral Health | Temple, Texas
Related Party Transaction [Line Items]
Fair market value of real estate assets received						$ 26,000,000
Universal Health Services, Inc | Ground Lease and Master Flex-lease Agreement | Reno, Nevada | Sierra Medical Plaza I
Related Party Transaction [Line Items]
Cost of medical office building incurred					$ 30,000,000		30,000,000
Rentable square feet | ft²					86,000								86,000
Cost of medical office building					$ 35,000,000		35,000,000
Percentage of rentable square feet					68.00%			68.00%
Universal Health Services, Inc | Ground Lease and Master Flex-lease Agreement | Reno, Nevada | Sierra Medical Plaza I | Minimum
Related Party Transaction [Line Items]
Initial rent					$ 1,300,000			$ 1,300,000
Universal Health Services, Inc | Master Flex Lease Agreement | Reno, Nevada | Sierra Medical Plaza I
Related Party Transaction [Line Items]
Lease expiration date								Mar. 31, 2033
Lease renewal term				10 years				10 years
Term of lease					10 years
Universal Health Services of Delaware Inc
Related Party Transaction [Line Items]
Advisory fee		1,400,000		$ 1,300,000			2,700,000	$ 2,600,000
Average invested real estate assets		$ 782,000,000		$ 756,000,000			$ 773,000,000	$ 750,000,000
Catholic Health Initiatives Iowa
Related Party Transaction [Line Items]
Percentage of lease guaranteed							48.00%

[1] Includes bonus rental on McAllen Medical Center, a UHS acute care hospital facility of $758 and $730 for the three-month periods ended June 30, 2024 and 2023, respectively, and $1,541 and $1,495 for the six-month periods ended June 30, 2024 and 2023, respectively.