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Accrued Payroll Costs
9 Months Ended
Sep. 30, 2017
Payables and Accruals [Abstract]  
Accrued Payroll Costs
Accrued Payroll Costs
Accrued payroll costs consisted of the following (in thousands):
 
September 30, 2017
 
December 31, 2016
Payroll and benefits
$
43,254

 
$
37,409

Health insurance liabilities
4,183

 
2,790

Payroll taxes
2,466

 
2,640

Workers’ compensation liabilities
1,232

 
1,298

Total Accrued payroll costs
$
51,135

 
$
44,137