Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE (Assets and Liabilities Fair Value Recurring Basis) (Details 1)

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FAIR VALUE (Assets and Liabilities Fair Value Recurring Basis) (Details 1)
Jun. 30, 2016
USD ($)
contract
security
Dec. 31, 2015
USD ($)
Apr. 30, 2010
security
Derivative assets:      
Real estate securities, available-for-sale - pledged as collateral $ 452,815,000 $ 105,963,000  
Derivative assets total 243,000 127,000  
Derivative liabilities:      
Derivative liabilities total $ 2,566,000 $ 684,000  
Other | Unlevered real estate securities      
Derivative liabilities:      
Number of securities (in securities) | security 12    
Outstanding Face Amount $ 37,540,000    
Excluded from face amount of unlevered real estate securities $ 183,500,000    
Non-Agency RMBS      
Derivative liabilities:      
Number of securities (in securities) | contract 1    
Outstanding Face Amount $ 4,000,000    
CDO      
Derivative liabilities:      
Number of securities (in securities) 2   2
Outstanding Face Amount $ 14,768,000    
FNMA/FHLMC      
Derivative liabilities:      
Number of securities (in securities) | contract 12    
Outstanding Face Amount $ 428,881,000    
Non-consolidated CDO Securities      
Derivative liabilities:      
Outstanding Face Amount 0    
Carrying Value      
Derivative assets:      
Real estate securities, available-for-sale - pledged as collateral 452,815,000    
Non-hedge derivative assets 243,000    
Derivative liabilities:      
TBAs, not treated as hedges 2,566,000    
Carrying Value | Measured on a Recurring Basis      
Derivative assets:      
Real estate securities, available-for-sale - pledged as collateral 452,815,000    
Derivative assets total 243,000    
Derivative liabilities:      
Derivative liabilities total 2,566,000    
Carrying Value | Measured on a Recurring Basis | Not designated as hedging instrument      
Derivative assets:      
Non-hedge derivative assets 72,000    
Derivative liabilities:      
TBAs, not treated as hedges 2,566,000    
Carrying Value | Measured on a Recurring Basis | Not designated as hedging instrument | Interest rate cap      
Derivative assets:      
Non-hedge derivative assets 171,000    
Carrying Value | Measured on a Recurring Basis | Non-Agency RMBS      
Derivative assets:      
Real estate securities, available-for-sale: 3,078,000    
Carrying Value | Measured on a Recurring Basis | CDO      
Derivative assets:      
Real estate securities, available-for-sale: 9,910,000    
Carrying Value | Measured on a Recurring Basis | FNMA/FHLMC      
Derivative assets:      
Real estate securities, available-for-sale: 12,988,000    
Estimated Fair Value      
Derivative assets:      
Real estate securities, available-for-sale - pledged as collateral 452,815,000    
Non-hedge derivative assets 243,000    
Derivative assets total 243,000    
Derivative liabilities:      
TBAs, not treated as hedges 2,566,000    
Derivative liabilities total 2,566,000    
Estimated Fair Value | Not designated as hedging instrument      
Derivative assets:      
Non-hedge derivative assets 72,000    
Derivative liabilities:      
TBAs, not treated as hedges 2,566,000    
Estimated Fair Value | Not designated as hedging instrument | Interest rate cap      
Derivative assets:      
Non-hedge derivative assets 171,000    
Estimated Fair Value | Non-Agency RMBS      
Derivative assets:      
Real estate securities, available-for-sale: 3,078,000    
Estimated Fair Value | CDO      
Derivative assets:      
Real estate securities, available-for-sale: 9,910,000    
Estimated Fair Value | FNMA/FHLMC      
Derivative assets:      
Real estate securities, available-for-sale: 12,988,000    
Estimated Fair Value | Level 2 Market Quotations (Observable)      
Derivative assets:      
Real estate securities, available-for-sale - pledged as collateral 452,815,000    
Derivative assets total 243,000    
Derivative liabilities:      
Derivative liabilities total 2,566,000    
Estimated Fair Value | Level 2 Market Quotations (Observable) | Not designated as hedging instrument      
Derivative assets:      
Non-hedge derivative assets 72,000    
Derivative liabilities:      
TBAs, not treated as hedges 2,566,000    
Estimated Fair Value | Level 2 Market Quotations (Observable) | Not designated as hedging instrument | Interest rate cap      
Derivative assets:      
Non-hedge derivative assets 171,000    
Estimated Fair Value | Level 2 Market Quotations (Observable) | Non-Agency RMBS      
Derivative assets:      
Real estate securities, available-for-sale: 0    
Estimated Fair Value | Level 2 Market Quotations (Observable) | CDO      
Derivative assets:      
Real estate securities, available-for-sale: 0    
Estimated Fair Value | Level 2 Market Quotations (Observable) | FNMA/FHLMC      
Derivative assets:      
Real estate securities, available-for-sale: 0    
Estimated Fair Value | Level 3 Market Quotations (Unobservable)      
Derivative assets:      
Real estate securities, available-for-sale - pledged as collateral 0    
Derivative assets total 0    
Derivative liabilities:      
Derivative liabilities total 0    
Estimated Fair Value | Level 3 Market Quotations (Unobservable) | Not designated as hedging instrument      
Derivative assets:      
Non-hedge derivative assets 0    
Derivative liabilities:      
TBAs, not treated as hedges 0    
Estimated Fair Value | Level 3 Market Quotations (Unobservable) | Not designated as hedging instrument | Interest rate cap      
Derivative assets:      
Non-hedge derivative assets 0    
Estimated Fair Value | Level 3 Market Quotations (Unobservable) | Non-Agency RMBS      
Derivative assets:      
Real estate securities, available-for-sale: 3,078,000    
Estimated Fair Value | Level 3 Market Quotations (Unobservable) | CDO      
Derivative assets:      
Real estate securities, available-for-sale: 9,910,000    
Estimated Fair Value | Level 3 Market Quotations (Unobservable) | FNMA/FHLMC      
Derivative assets:      
Real estate securities, available-for-sale: 12,988,000    
Estimated Fair Value | Level 3 Internal Pricing Models      
Derivative assets:      
Real estate securities, available-for-sale - pledged as collateral 0    
Derivative assets total 0    
Derivative liabilities:      
Derivative liabilities total 0    
Estimated Fair Value | Level 3 Internal Pricing Models | Not designated as hedging instrument      
Derivative assets:      
Non-hedge derivative assets 0    
Derivative liabilities:      
TBAs, not treated as hedges 0    
Estimated Fair Value | Level 3 Internal Pricing Models | Not designated as hedging instrument | Interest rate cap      
Derivative assets:      
Non-hedge derivative assets 0    
Estimated Fair Value | Level 3 Internal Pricing Models | Non-Agency RMBS      
Derivative assets:      
Real estate securities, available-for-sale: 0    
Estimated Fair Value | Level 3 Internal Pricing Models | CDO      
Derivative assets:      
Real estate securities, available-for-sale: 0    
Estimated Fair Value | Level 3 Internal Pricing Models | FNMA/FHLMC      
Derivative assets:      
Real estate securities, available-for-sale: $ 0