Quarterly report pursuant to Section 13 or 15(d)

Variable Interest Entities (Details)

v2.4.0.8
Variable Interest Entities (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Variable Interest Entity [Line Items]    
Variable Interest Entity, Consolidated, Carrying Amount, Assets $ 1,436,027 $ 796,896
Variable Interest Entity, Consolidated, Carrying Amount, Liabilities 945,002 644,051
Loans Held-for-investment, Mortgages [Member]
    
Variable Interest Entity [Line Items]    
Variable Interest Entity, Consolidated, Carrying Amount, Assets 1,428,890 792,390
Accrued Income Receivable [Member]
    
Variable Interest Entity [Line Items]    
Variable Interest Entity, Consolidated, Carrying Amount, Assets 7,137 4,506
Assets, Total [Member]
    
Variable Interest Entity [Line Items]    
Variable Interest Entity, Consolidated, Carrying Amount, Assets 1,436,027 796,896
Borrowings [Member]
    
Variable Interest Entity [Line Items]    
Variable Interest Entity, Consolidated, Carrying Amount, Liabilities 938,506 639,731
Accrued Liabilities [Member]
    
Variable Interest Entity [Line Items]    
Variable Interest Entity, Consolidated, Carrying Amount, Liabilities 2,933 1,596
Accounts Payable [Member]
    
Variable Interest Entity [Line Items]    
Variable Interest Entity, Consolidated, Carrying Amount, Liabilities 3,563 2,724
Liabilities, Total [Member]
    
Variable Interest Entity [Line Items]    
Variable Interest Entity, Consolidated, Carrying Amount, Liabilities $ 945,002 $ 644,051