EQUITY-BASED AWARDS - LTIP Units (Details) - 2013 Long-Term Incentive Plan [Member] - LTIP units [Member] - $ / shares |
9 Months Ended | 12 Months Ended | |
|---|---|---|---|
Dec. 31, 2013 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Number of LTIP units | |||
| Outstanding unvested at beginning of year (in shares) | 0 | 509,166 | 287,600 |
| Granted (in shares) | 406,600 | 6,000 | 378,550 |
| Vested (in shares) | (119,000) | (278,901) | (156,984) |
| Unvested at end of year (in shares) | 287,600 | 236,265 | 509,166 |
| Weighted Average Grant-Date Fair Value | |||
| Outstanding unvested at beginning of year (in dollars per share) | $ 0.00 | $ 10.07 | $ 9.28 |
| Granted (in dollars per share) | 9.28 | 13.00 | 10.37 |
| Vested (in dollars per share) | 9.28 | 9.84 | 9.35 |
| Unvested at end of year (in dollars per share) | $ 9.28 | $ 10.41 | $ 10.07 |