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Inventory (Tables)
3 Months Ended
Mar. 31, 2015
Schedule of Inventory

Inventories consist of the following (in thousands):

 

     March 31, 2015      December 31, 2014  

Raw materials

   $ 8,600       $ 5,225   

Work in process

     4,934         4,757   

Finished goods

     2,649         3,751   
  

 

 

    

 

 

 

Total inventory

$ 16,183    $ 13,733