Schedule IV - Schedule of Mortgage Loan on Real Estate (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013
Mortgage Loans on Real Estate [Line Items]
Prior Liens		[1]
Face Amount of Mortgages	388,650
Carrying Amount of Mortgages	388,650	[2]
Principal Amount of Loans Subject to Delinquent Principal or Interest		[3]
Long-Term First Mortgage Loan [Member]
Mortgage Loans on Real Estate [Line Items]
Periodic Payment Terms	Payable in monthly installments of interest plus principal payable in full at maturity
Long-Term First Mortgage Loan [Member] | Desert Valley Hospital [Member]
Mortgage Loans on Real Estate [Line Items]
Interest rate	10.70%
Final Maturity Date	2022
Prior Liens		[1]
Face Amount of Mortgages	70,000
Carrying Amount of Mortgages	70,000	[2]
Principal Amount of Loans Subject to Delinquent Principal or Interest		[3]
Long-Term First Mortgage Loan [Member] | Desert Valley Hospital [Member]
Mortgage Loans on Real Estate [Line Items]
Interest rate	11.30%
Final Maturity Date	2022
Prior Liens		[1]
Face Amount of Mortgages	20,000
Carrying Amount of Mortgages	20,000	[2]
Principal Amount of Loans Subject to Delinquent Principal or Interest		[3]
Long-Term First Mortgage Loan [Member] | Chino Valley Medical Center [Member]
Mortgage Loans on Real Estate [Line Items]
Interest rate	10.70%
Final Maturity Date	2022
Prior Liens		[1]
Face Amount of Mortgages	50,000
Carrying Amount of Mortgages	50,000	[2]
Principal Amount of Loans Subject to Delinquent Principal or Interest		[3]
Long-Term First Mortgage Loan [Member] | Paradise Valley Hospital [Member]
Mortgage Loans on Real Estate [Line Items]
Interest rate	10.30%
Final Maturity Date	2022
Prior Liens		[1]
Face Amount of Mortgages	25,000
Carrying Amount of Mortgages	25,000	[2]
Principal Amount of Loans Subject to Delinquent Principal or Interest		[3]
Long-Term First Mortgage Loan [Member] | Ernest Mortgage Loan [Member]
Mortgage Loans on Real Estate [Line Items]
Interest rate	9.20%	[4]
Final Maturity Date	2032	[4]
Prior Liens		[1],[4]
Face Amount of Mortgages	100,000	[4]
Carrying Amount of Mortgages	100,000	[2],[4]
Principal Amount of Loans Subject to Delinquent Principal or Interest		[3],[4]
Long-Term First Mortgage Loan [Member] | Centinela Hospital Medical Center [Member]
Mortgage Loans on Real Estate [Line Items]
Interest rate	10.50%
Final Maturity Date	2022
Prior Liens		[1]
Face Amount of Mortgages	100,000
Carrying Amount of Mortgages	100,000	[2]
Principal Amount of Loans Subject to Delinquent Principal or Interest		[3]
Long-Term First Mortgage Loan [Member] | Olympia Medical Center [Member]
Mortgage Loans on Real Estate [Line Items]
Interest rate	11.00%
Final Maturity Date	2024
Prior Liens		[1]
Face Amount of Mortgages	20,000
Carrying Amount of Mortgages	20,000	[2]
Principal Amount of Loans Subject to Delinquent Principal or Interest		[3]
Long-Term First Mortgage Loan [Member] | Denham Springs LTACH [Member]
Mortgage Loans on Real Estate [Line Items]
Interest rate	6.00%
Final Maturity Date	2014
Prior Liens		[1]
Face Amount of Mortgages	3,650
Carrying Amount of Mortgages	3,650	[2]
Principal Amount of Loans Subject to Delinquent Principal or Interest		[3]

[1] There were no prior liens on loans as of December 31, 2013.

[2] The aggregate cost for Federal income tax purposes is $388,650.

[3] The mortgage loan was not delinquent with respect to principal or interest.

[4] Mortgage loans on four properties.