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Accrued Compensation (Tables) | 12 Months Ended
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Dec. 31, 2017
Compensation Related Costs [Abstract] |
Schedule of Accrued Compensation | Accrued compensation consisted of the following at December 31, 2017 and 2016:
|  | December 31, |
|  | 2017 |  |  | 2016 |
Accrued vacation |  | $ | 290,000 |  |  | $ | 291,000 |
Accrued salaries |  |  | 278,000 |  |  |  | 264,000 |
Accrued bonuses |  |  | 61,000 |  |  |  | 487,000 |
Accrued commissions |  |  | 17,000 |  |  |  | 18,000 |
Total accrued compensation |  | $ | 646,000 |  |  | $ | 1,060,000 |

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