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Inventories (Tables)
12 Months Ended
Dec. 31, 2013
Inventory Disclosure [Abstract]  
Components of Inventories

Inventories consisted of the following (in thousands):

 

      December 31,  
     2013      2012  

Raw materials

   $ 13,101       $ 12,667   

Work-in-process

     4,472         4,193   

Finished goods

     8,121         9,322   
  

 

 

    

 

 

 
   $ 25,694       $ 26,182