INCOME TAXES - (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Income Tax Disclosure [Abstract]        
Income tax (benefit) expense $ (53) $ 83 $ 21 $ 125
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent 0.70% (0.80%) (0.10%) (0.40%)