Real Estate and Loans Receivable - Summary of Loans (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Loans [Line Items]
Loans, Balance	$ 549,640	$ 527,893
Mortgage loans [Member]
Loans [Line Items]
Loans, Balance	388,650	368,650
Loans, Weighted Average Interest Rate	10.20%	10.00%
Acquisition loans [Member]
Loans [Line Items]
Loans, Balance	103,266	98,433
Loans, Weighted Average Interest Rate	14.50%	14.70%
Working capital and other loans [Member]
Loans [Line Items]
Loans, Balance	$ 57,724	$ 60,810
Loans, Weighted Average Interest Rate	10.90%	10.80%