INCOME TAXES - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|---|---|---|---|
| Deferred tax assets: | |||
| Net operating loss carryforwards | $ 24,234 | $ 6,144 | |
| Accrued expenses | 1,767 | 1,934 | |
| Interest expense | 4,038 | 1,033 | |
| Other | 2,712 | 451 | |
| Total deferred tax assets | 32,751 | 9,562 | |
| Less valuation allowance | (24,786) | (8,675) | $ 0 |
| Net deferred tax assets | 7,965 | 887 | |
| Deferred tax liabilities: | |||
| Fixed assets | 8,357 | 1,046 | |
| Net deferred tax liabilities | $ (392) | $ (159) |