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Other Assets and Accounts Payable and Other Liabilities - Schedule of Accounts Payable and Other Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Schedule Of Accrued Liabilities [Line Items]    
Accounts payable $ 1,143 $ 1,181
Rent payable 1,032 1,289
Accrued interest payable 308 662
Income and payroll taxes payable 3,011 1,947
Guarantee liability 1,084 1,084
Settlement payable 4,467  
Deferred income 498 1,761
Mandatorily redeemable equity interests 86 3,149
Other general accrued expenses 1,451 5,643
Accounts payable and other liabilities $ 13,080 $ 16,716