Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2018

Payables and Accruals [Abstract]

Schedule of accrued liabilities

Accrued liabilities at June 30, 2018 and December 31, 2017 consisted of the following:

	June 30, 2018		December 31, 2017
Accrued salaries, wages and benefits	$	8,683	$	9,632
Accrual for insurance liabilities	5,128		5,233
Property taxes	1,121		513
Capital lease liability	996		—
Sales taxes	1,865		1,836
Interest	28		46
Other accrued expenses	397		613
Total accrued liabilities	$	18,218	$	17,873