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Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2013
Property Plant And Equipment [Abstract]  
Summary of Property and Equipment

Property and equipment consists of the following (in thousands):

 

     December 31,  
     2013     2012  

Land and improvements

   $ 24,240      $ 23,651   

Buildings

     42,763        39,834   

Machinery and equipment

     136,581        155,276   

Equipment under capital lease

     14,196        21,452   

Construction in progress

     14,115        9,906   
  

 

 

   

 

 

 
     231,895        250,119   

Less accumulated depreciation and amortization

     (88,834     (97,574
  

 

 

   

 

 

 

Property and equipment, net

   $ 143,061      $ 152,545