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CONSUMER LOANS RECEIVABLE - Narrative (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2019
Dec. 31, 2018
Average contractual interest rate 14.10% 14.00%
Escrow liability $ 6,057 $ 5,951
Number of years historical loss rate considers for calculation 3 years  
Repossessed assets $ 1,477 $ 1,175
Minimum    
Consumer loans receivable term 5 years  
Maximum    
Consumer loans receivable term 25 years