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v3.21.1

(Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Payables and Accruals [Abstract] |  |
Employee related expenses | $ 1,203 | $ 1,048
Accrued equipment | 0 | 55
Accrued professional fees | 698 | 1,129
Accrued royalties | 2,564 | 2,624
Accrued freight and delivery charges | 2,249 | 2,901
Accrued real estate tax | 1,808 | 1,637
Accrued utilities | 835 | 748
Sales tax liability | 1,027 | 1,386
Other accrued liabilities | 1,942 | 1,614
Total accrued liabilities | $ 12,326 | $ 13,142

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