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v3.20.4

Accrued Expenses (Tables) | 12 Months Ended
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Dec. 31, 2020
Payables and Accruals [Abstract] |
Schedule of Accrued Liabilities | Accrued expenses at December 31, 2020 and 2019, consisted of the following (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2020 |  | 2019
Payroll and related liabilities | ​ | $ | 41,023 | ​ | $ | 39,781
Current portion of contingent liabilities | ​ |  | 18,833 | ​ |  | 28,621
Advances from employees | ​ |  | 259 | ​ |  | 286
Accrued rebates payable | ​ | ​ | 9,532 | ​ | ​ | 9,202
Other accrued expenses | ​ |  | 42,297 | ​ |  | 27,294
​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | 111,944 | ​ | $ | 105,184

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