SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Detail Textuals) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Sep. 30, 2017 |
Sep. 30, 2016 |
Sep. 30, 2017 |
Sep. 30, 2016 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Accounting Policies [Abstract] | ||||||
| Operating loss | $ (2,462) | $ (2,197) | $ (6,147) | $ (12,031) | $ 22,800 | |
| Cash used in operations | (785) | (803) | 500 | |||
| Accumulated deficit | (58,800) | (58,800) | (48,271) | |||
| Cash and cash equivalents | 6,575 | $ 2,872 | 6,575 | $ 2,872 | 9,285 | $ 9,285 |
| Long-term debt | 15,745 | 15,745 | 16,160 | |||
| Cash held in escrow | $ 200 | $ 200 | $ 200 | |||