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Property, Plant and Equipment
12 Months Ended
Dec. 31, 2012
Property, Plant and Equipment

(1) Property, Plant and Equipment

Property, plant and equipment at December 31, 2012 and 2011 consists of the following:

 

     2012     2011     Estimated
useful lives
 

Land

   $ 2,458      $ 2,458     

Buildings and improvements

     12,537        10,172        10 to 30 years   

Machinery and equipment

     89,089        75,231        3 to 15 years   

Office furniture, fixtures and equipment

     8,400        7,884        3 to 10 years   

Automotive equipment

     312        282        3 to 6 years   

Construction in progress

     3,363        2,504     
  

 

 

   

 

 

   
     116,159        98,531     

Less accumulated depreciation

     (70,458     (62,994  
  

 

 

   

 

 

   
   $ 45,701      $ 35,537