DEBT OBLIGATIONS - Mortgage Payable current (Details) - USD ($) |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Mortgages Payable | ||
| Unamortized deferred financing costs | $ (936,000) | $ (506,000) |
| Mortgages payable, net | 394,898,000 | 331,055,000 |
| Mortgages payable | ||
| Mortgages Payable | ||
| Mortgages payable, gross | 399,192,000 | 334,428,000 |
| Unamortized deferred financing costs | (4,294,000) | (3,373,000) |
| Mortgages payable, net | $ 394,898,000 | 331,055,000 |
| Other assets | ||
| Mortgages Payable | ||
| Unamortized deferred financing costs incurred with no related mortgage debt | $ 35,000 |