Annual report pursuant to Section 13 and 15(d)

Fair Value, Option, Non Accrual Status of Loans (Details)

v3.3.1.900
Fair Value, Option, Non Accrual Status of Loans (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Fair Value, Option, Quantitative Disclosures [Line Items]        
Residential mortgage loans held-for-sale $ 811,431 $ 535,712 $ 544,581 $ 58,607
Residential mortgage loans held-for-investment in securitization trusts 3,173,727 1,744,746    
Collateralized borrowings in securitization trusts, at fair value 2,000,110 1,209,663    
Loan Held-for-Sale, Residential Mortgages, Unpaid Principal [Member]        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Residential mortgage loans held-for-sale 812,661 534,101    
Fair Value, Option, Loans Held as Assets, Aggregate Amount in Nonaccrual Status 30,438 26,405    
Fair Value, Option, Loans Held as Assets, 90 Days or More Past Due 26,702 25,263    
Loans Held-for-Sale, Residential Mortgages [Member]        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Residential mortgage loans held-for-sale 811,431 535,712    
Fair Value, Option, Loans Held as Assets, Aggregate Amount in Nonaccrual Status 25,771 20,574    
Fair Value, Option, Loans Held as Assets, 90 Days or More Past Due 22,470 19,675    
Loan Held-for-Investment, Residential Mortgages, Unpaid Principal [Member]        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Residential mortgage loans held-for-investment in securitization trusts 3,143,515 1,699,748    
Fair Value, Option, Loans Held as Assets, Aggregate Amount in Nonaccrual Status 860 0    
Fair Value, Option, Loans Held as Assets, 90 Days or More Past Due 860 0    
Loans Held-for-Investment, Residential Mortgages [Member]        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Residential mortgage loans held-for-investment in securitization trusts 3,173,727 1,744,746    
Fair Value, Option, Loans Held as Assets, Aggregate Amount in Nonaccrual Status 868 0    
Fair Value, Option, Loans Held as Assets, 90 Days or More Past Due 868 0    
Collateralized Borrowings, Unpaid Principal [Member]        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Collateralized borrowings in securitization trusts, at fair value 2,023,239 1,218,589    
Borrowings [Member]        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Collateralized borrowings in securitization trusts, at fair value $ 2,000,110 $ 1,209,663