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Accrued Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Accrued Liabilities, Current [Abstract]    
Accrued salaries, wages and benefits $ 9,879 $ 15,071
Accrued liabilities expected to be covered by insurance 19,818 60,365
Sales taxes 5,113 5,909
Property taxes 1,047 908
Sale-leaseback arrangement 743 676
Accounting and audit fees 413 344
Interest 23 22
Equipment purchase   461
Other accrued expenses 1,558 881
Total accrued liabilities $ 38,594 $ 84,637