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Inventories
9 Months Ended
Sep. 30, 2013
Inventory Disclosure [Abstract]  
Inventories

Note 5. Inventories

The components of inventories were as follows:

 

     September 30,      December 31,  
     2013      2012  
     (in thousands)  

Raw materials

   $ 14,792       $ 16,422   

Work in process

     23,025         19,234   
  

 

 

    

 

 

 

Inventories

   $ 37,817       $ 35,656