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Accrued Payroll Costs
3 Months Ended
Mar. 31, 2017
Payables and Accruals [Abstract]  
Accrued Payroll Costs
Accrued Payroll Costs
Accrued payroll costs consisted of the following (in thousands):
 
March 31, 2017
 
December 31, 2016
Payroll and benefits
$
38,322

 
$
37,409

Health insurance liabilities
3,735

 
2,790

Payroll taxes
2,263

 
2,640

Workers’ compensation liabilities
1,283

 
1,298

 
$
45,603

 
$
44,137