Annual report pursuant to Section 13 and 15(d)

Accrued Liabilities (Details)

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Accrued Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Accrued Liabilities    
Salaries, wages, and commissions $ 34,584 $ 32,154
Insurance liabilities 22,007 22,506
Employee tax-related liabilities 12,603 1,546
Sales & property taxes 6,939 4,941
Deferred revenue 6,542 16,139
Customer rebates 6,191 5,816
Interest payable on long-term debt 3,924 3,966
Other 15,159 11,350
Total accrued liabilities 107,949 $ 98,418
FICA taxes deferred under the CARES Act $ 12,000