INTANGIBLE ASSETS (Details) - Patent licensing fee - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Intangible assets | ||
| Useful life | 15 years | |
| Intangible assets - gross | $ 200 | $ 200 |
| Accumulated amortization | (122) | (104) |
| Total | $ 78 | $ 96 |