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Inventories (Tables)
12 Months Ended
Dec. 31, 2017
Composition of Inventories, Net

Inventories, net consisted of the following at December 31, 2017 and 2016:

 

     2017      2016  
     (in thousands)  

Raw material

   $ 62,668      $ 58,530  

Work-in-process

     19,464        22,946  

Finished Goods

     25,393        54,482  
  

 

 

    

 

 

 
   $ 107,525      $ 135,958