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Inventories (Tables)
 6 Months Ended
Jun. 30, 2017
Inventories  
Schedule of inventories

 

Inventories consist of the following, in thousands:

 

 

June 30,

 

December 31,

 

 

 

2017

 

2016

 

 

 

(unaudited)

 

 

 

Raw materials

 

$
2,972

 

$
2,091

 

Work in process

 
8,646

 
8,874

 

Finished goods

 
5,005

 
5,836

 

 

 

 

 

 

 

 

 

$
16,623

 

$
16,801