Remaining Renewal Options and Terms for Hospital Facilities Leased from Trust (Detail) (USD $)	12 Months Ended
	Dec. 31, 2014
McAllen Medical Center
Property Subject to or Available for Operating Lease [Line Items]
Type of Facility	Acute Care
Annual Minimum Rent	$ 5,485,000
End of Lease Term	2016-12
Renewal Term (years)	15 years	[1]
Wellington Regional Medical Center
Property Subject to or Available for Operating Lease [Line Items]
Type of Facility	Acute Care
Annual Minimum Rent	3,030,000
End of Lease Term	2016-12
Renewal Term (years)	15 years	[2]
Southwest Healthcare System, Inland Valley Campus
Property Subject to or Available for Operating Lease [Line Items]
Type of Facility	Acute Care
Annual Minimum Rent	$ 2,648,000
End of Lease Term	2016-12
Renewal Term (years)	15 years	[2]

[1] We have three 5-year renewal options at existing lease rates (through 2031).

[2] We have one 5-year renewal option at existing lease rates (through 2021) and two 5-year renewal options at fair market value lease rates (2022 through 2031).