Fair Values - Schedule of Range of Key Assumptions for Each Type of Loans Receivable (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Discount Rate	15.00%
Book Value	$ 40,665
Hotel [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Discount Rate	7.00%
Recovery Percentage	100.00%
Book Value Sensitivity to a 100 bp Discount Rate Increase	(1.40%)
Book Value	15,000
Office [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recovery Percentage	100.00%
Book Value Sensitivity to a 100 bp Discount Rate Increase	(0.30%)
Book Value	$ 25,700
Office [Member] | Minimum [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Discount Rate	6.00%
Office [Member] | Maximum [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Discount Rate	15.00%