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Inventories (Tables)
 12 Months Ended
Dec. 31, 2018
Inventories  
Schedule of inventories

 

 

 

 

 

 

 

December 31, 

 

(In thousands)

    

2017

 

Raw materials

 

$

11,729

 

Work-in-process

 

 

66

 

Finished goods

 

 

5,035

 

Total inventories

 

$

16,830