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Accrued Salaries and Benefits (Tables) | 12 Months Ended
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Dec. 31, 2018
Employee Related Liabilities Current [Abstract] |
Schedule of Accrued Salaries and Benefits | Accrued salaries and benefits consisted of the following at December 31:
|  | 2018 |  |  | 2017 |
Accrued paid time off and leave |  | $ | 11,708 |  |  | $ | 11,904 |
Accrued salaries |  |  | 13,335 |  |  |  | 9,343 |
Accrued bonuses, liability-classified awards and commissions |  |  | 13,214 |  |  |  | 16,909 |
Accrued payroll taxes and withholdings |  |  | 765 |  |  |  | 2,557 |
Accrued medical |  |  | 3,136 |  |  |  | 3,720 |
Other |  |  | 1,945 |  |  |  | 1,212 |
Total accrued salaries and benefits |  | $ | 44,103 |  |  | $ | 45,645 |

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