Accrued Liabilities

12 Months Ended

Dec. 31, 2020

Payables and Accruals [Abstract]

Accrued Liabilities

10.Accrued Liabilities

Accrued liabilities at December 31, 2020 and 2019 consisted of the following:

	December 31, 2020		December 31, 2019
Accrued salaries, wages and benefits	$	15,071	$	7,323
Accrual for insurance claims liabilities		60,365		3,714
Sales taxes		5,909		3,021
Property taxes		908		389
Sale-leaseback arrangement		676		482
Accounting and audit fees		344		267
Interest		22		76
Equipment purchase		461		—
Other accrued expenses		881		1,694
Total accrued liabilities	$	84,637	$	16,966