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Inventories (Tables)
9 Months Ended
Sep. 30, 2018
Schedule of Inventories

Inventories consist of the following (amounts in thousands):

 

     September 30,
2018
     December 31,
2017
 

Raw Materials

   $ 24,349      $ 21,678  

Work-in-process

     6,278        4,756  

Finished products

     11,657        12,570  
  

 

 

    

 

 

 

Total

   $ 42,284      $ 39,004