Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2018

Payables and Accruals [Abstract]

Schedule of accrued liabilities

Accrued liabilities at December 31, 2018 and 2017 consisted of the following:

	2018		2017
Accrued salaries, wages and benefits	$	6,492	$	9,632
Accrual for insurance liabilities	5,680		5,233
Property taxes	924		513
Capital lease liability	3,045		—
Sales taxes	2,178		1,836
Interest	—		46
Other accrued expenses	521		613
	$	18,840	$	17,873