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Property, Plant and Equipment
12 Months Ended
Dec. 31, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
(5)Property, Plant and Equipment

Property, plant and equipment consist of the following:

 
 
December 31,
 
 
 
2013
  
2012
 
 
 
  
 
Land
 
$
4,312
  
$
4,221
 
Buildings and improvements
  
108,460
   
92,307
 
Machinery and equipment
  
398,490
   
364,370
 
Furniture and fixtures
  
1,884
   
1,813
 
Construction in progress
  
16,808
   
21,382
 
Total
  
529,954
   
484,093
 
Accumulated depreciation
  
(357,988
)
  
(332,278
)
Net
 
$
171,966
  
$
151,815
 

Depreciation expense was $22,218, $21,528 and $22,822 for the years ended December 31, 2013, 2012 and 2011, respectively. Total capital expenditures in 2013 and 2012 were $41,600 and $29,407, respectively.