Quarterly report pursuant to Section 13 or 15(d)

INVESTMENTS IN CONSUMER LOANS - Carrying Value of Performing Loans (Details)

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INVESTMENTS IN CONSUMER LOANS - Carrying Value of Performing Loans (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Loans Receivable [Roll Forward]      
Purchases $ 586,154 $ 319  
Proceeds from repayments (21,277) (17,825)  
Accretion of loan discount and premium amortization, net 545,386 $ 331,915  
Performing Loans [Member]      
Loans Receivable [Roll Forward]      
Purchases     $ 176,200
Consumer Portfolio Segment [Member] | Performing Loans [Member]      
Loans Receivable [Roll Forward]      
Beginning balance 1,482,954    
Purchases 0    
Additional fundings 27,240    
Proceeds from repayments (174,319)    
Accretion of loan discount and premium amortization, net 2,774    
Gross charge-offs (40,139)    
Additions to the allowance for loan losses, net (1,806)    
Ending balance $ 1,296,704   $ 1,482,954