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Inventories (Tables)
 12 Months Ended
Dec. 31, 2012
Inventories

Inventories consisted of the following (in thousands):

 

     December 31,  
     2012      2011  

Raw materials

    $ 12,667       $ 17,736   

Work-in-process

      4,193         3,418   

Finished goods

      9,322         6,944   
  

 

 

     

 

 

  
   $ 26,182       $ 28,098