NOTES PAYABLE - Information regarding notes payable (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Debt Type [Line Items]    
Notes payable $ 1,000 $ 15,412
Joint Venture note    
Debt Type [Line Items]    
Notes payable 9,412
FHLB advances    
Debt Type [Line Items]    
Notes payable $ 1,000 $ 6,000