Accounts Payable and Accrued Liabilities (Tables)

3 Months Ended

Mar. 31, 2016

Payables and Accruals [Abstract]

Accounts Payable and Accrued Liabilities

Accounts payable and accrued liabilities as of March 31, 2016 and December 31, 2015 were as follows (in thousands):

	March 31, 2016		December 31, 2015
Trade accounts payable	$	46,686	$	48,501
Payroll and payroll liabilities	19,593		14,914
Accrued contract costs	17,238		17,571
Self-insurance accrual	12,115		12,128
Other accrued liabilities	17,262		14,595
Total accounts payable and accrued liabilities	$	112,894	$	107,709