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Accrued Expenses (Tables)
12 Months Ended
Dec. 31, 2012
Accrued Expenses

Accrued expenses consisted of the following at December 31, 2012 and 2011 (in thousands):

 

     2012      2011  

Salaries, wages, payroll taxes and benefits

   $ 55,430       $ 58,692   

Workers’ compensation liability

     68,441         66,121   

Property, sales, use and other taxes

     9,749         11,850   

Insurance, other than workers’ compensation

     10,419         6,012   

Accrued interest payable

     7,664         4,937   

Deferred revenue — current

     1,523         7,229   

2009 Performance Unit Awards

             3,640   

Other

     5,406         6,148   
  

 

 

    

 

 

 
   $ 158,632       $ 164,629