INCOME TAXES - Additional Information (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] | ||||
| Effective Income Tax Rate Reconciliation, Percent | (40.10%) | 17.90% | 33.00% | 154.90% |
| Income tax expense (benefit) | $ (1,003) | $ 1,540 | $ 10,965 | $ 9,624 |