v3.3.1.900
Accrued and Other Current Liabilities - Schedule of Accrued Liabilities (Detail) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Payables and Accruals [Abstract]    
Salaries & wages $ 19,955 $ 16,203
Incentive compensation 2,819 11,730
Income taxes 1,453 3,787
Interest 7,925 7,891
Vacation payable 5,801 6,112
Group medical 1,944 1,735
Transportations tax 892 907
Operating lease 814 1,227
Workers compensation 1,047 1,185
Other 2,109 2,035
Total accrued liabilities $ 44,759 $ 52,812