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Accrued Expenses (Tables) | 12 Months Ended
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Dec. 31, 2018
Payables and Accruals [Abstract] |
Schedule of Accrued Liabilities | Accrued expenses at December 31, 2018 and 2017, consisted of the following (in thousands):
| 2018 |  | 2017
Payroll and related liabilities | $ | 37,396 |  |  | $ | 30,225 |
Current portion of contingent liabilities | 23,760 |  |  | 289 |
Advances from employees | 540 |  |  | 796 |
Other accrued expenses | 34,477 |  |  | 27,622 |
Total | $ | 96,173 |  |  | $ | 58,932 |

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