SIGNIFICANT ACCOUNTING POLICIES - SUMMARY OF INVENTORY (Details) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||
| Raw materials | $ 4,521 | $ 5,110 |
| Finished goods | 3,048 | 2,080 |
| Gross inventories | 7,569 | 7,190 |
| Less: reserve for obsolescence | (1,411) | (1,233) |
| Inventories, net | $ 6,158 | $ 5,957 |