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Inventory (Tables)
12 Months Ended
Dec. 31, 2016
Inventory Disclosure [Abstract]  
Schedule of Inventory

Inventory consisted of the following:

 

     December 31,  

(in thousands)

   2016      2015  

Raw materials

   $ 9,658      $       7,506  

Work in process

     3,965        2,407  

Finished goods

     4,017        5,709  
  

 

 

    

 

 

 

Total Inventory

   $       17,640      $ 15,622