Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2019

Payables And Accruals [Abstract]

Summary of Accrued Expenses

Accrued expenses consisted of the following at December 31, 2019 and 2018 (in thousands):

	2019		2018
Salaries, wages, payroll taxes and benefits	$	57,615	$	66,285
Workers’ compensation liability		81,112		83,772
Property, sales, use and other taxes		22,404		25,318
Insurance, other than workers’ compensation		9,218		9,531
Accrued interest payable		12,021		15,774
Other		37,480		35,266
Accrued liabilities	$	219,850	$	235,946