Existing Lease Terms and Renewal Options for Each of UHS Hospital Facilities (Detail)	12 Months Ended
	Dec. 31, 2017 USD ($)
McAllen Medical Center
Operating Leased Assets [Line Items]
Annual Minimum Rent	$ 5,485,000
End of Lease Term	2021-12
Renewal Term (years)	10 years	[1]
Wellington Regional Medical Center
Operating Leased Assets [Line Items]
Annual Minimum Rent	$ 3,030,000
End of Lease Term	2021-12
Renewal Term (years)	10 years	[2]
Southwest Healthcare System, Inland Valley Campus
Operating Leased Assets [Line Items]
Annual Minimum Rent	$ 2,648,000
End of Lease Term	2021-12
Renewal Term (years)	10 years	[2]

[1] UHS has two 5-year renewal options at existing lease rates (through 2031).

[2] UHS has two 5-year renewal options at fair market value lease rates (2022 through 2031).