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EARNINGS (LOSS) PER SHARE | 12 Months Ended
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Dec. 31, 2015
Earnings Per Share [Abstract] |
EARNINGS (LOSS) PER SHARE |
| 14. | EARNINGS (LOSS) PER SHARE
Basic earnings (loss) per share is computed based on the weighted average number of common shares outstanding. The calculation of diluted earnings (loss) per share adds dilutive stock options computed using the treasury stock method as follows:
|  | 2015 |  |  | 2014 |  |  | 2013 |
Basic weighted average common shares outstanding |  |  | 28,065,000 |  |  |  | 27,833,000 |  |  |  | 27,679,000 |
Plus dilutive stock options using treasury stock method |  |  | - |  |  |  | 266,000 |  |  |  | - |
Diluted weighted average common shares outstanding |  |  | 28,065,000 |  |  |  | 28,099,000 |  |  |  | 27,679,000 |
For the years ended December 31, 2015, 2014 and 2013, common stock equivalents excluded from the calculation of weighted average shares because they were antidilutive are as follows:
|  | 2015 |  |  | 2014 |  |  | 2013 |
Stock options |  |  | 2,343,022 |  |  |  | 1,355,195 |  |  |  | 2,531,202 |
Unvested shares of restricted common stock |  |  | 100,000 |  |  |  | - |  |  |  | - |
Total |  |  | 2,443,022 |  |  |  | 1,355,195 |  |  |  | 2,531,202 |

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