Quarterly report pursuant to Section 13 or 15(d)

INVESTMENTS IN RESIDENTIAL MORTGAGE LOANS - Schedule of Residential Mortgage Loans Outstanding by Loan Type, Excluding REO (Footnote) (Details)

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INVESTMENTS IN RESIDENTIAL MORTGAGE LOANS - Schedule of Residential Mortgage Loans Outstanding by Loan Type, Excluding REO (Footnote) (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Feb. 28, 2013
Mar. 31, 2016
Mortgage Loans on Real Estate [Line Items]    
Threshold period past due   60 days
Discount on borrowings, net of amortization   $ 8.7
Reverse Mortgage Loans [Member]    
Mortgage Loans on Real Estate [Line Items]    
Interest in reverse mortgage loans 70.00% 70.00%
Total unpaid principal balance   $ 0.4
Percentage of loans that have reached a termination event   60.00%
Non-Performing Loans [Member] | Ginnie Mae EBO [Member]    
Mortgage Loans on Real Estate [Line Items]    
UPB of Underlying Mortgages   $ 232.1
Maximum [Member] | Performing Loans [Member]    
Mortgage Loans on Real Estate [Line Items]    
Threshold period past due   30 days