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INVENTORIES (Tables)
 6 Months Ended
Jun. 30, 2018
INVENTORIES  
Schedule of inventories

 

(in thousands)

 

As of June 30, 2018

 

As of December 31, 2017

 

Raw materials

 

$
20,455

 

$
19,929

 

Work in process

 
12,125

 
8,996

 

Finished goods

 
33,859

 
40,213

 

 

 

 

 

 

 

Total inventories

 

$
66,439

 

$
69,138