SHAREHOLDERS' EQUITY (Details) - $ / shares |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding | |||
| Outstanding - beginning of year | 354,000 | 339,750 | 398,893 |
| Granted | 50,000 | 167,500 | 86,000 |
| Exercised | (2,333) | ||
| Expired | (3,000) | (4,000) | |
| Forfeited | (93,250) | (153,250) | (138,810) |
| Outstanding - end of period | 307,750 | 354,000 | 339,750 |
| Exercisable - end of period | 165,625 | 174,000 | 130,688 |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | |||
| Outstanding - beginning of year | $ 6.30 | $ 6.73 | $ 7.95 |
| Granted | 2.73 | 4.92 | 6.82 |
| Exercised | 3.65 | ||
| Expired | 9.22 | 9.00 | |
| Forfeited | 5.43 | 5.74 | 10.28 |
| Outstanding - end of period | 5.96 | 6.30 | 6.73 |
| Exercisable - end of period | $ 7.20 | $ 7.16 | $ 7.71 |