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Inventory (Tables)
 9 Months Ended
Sep. 30, 2019
Inventory  
Summary of inventory

Inventory consists of the following (in thousands):

 

 

 

 

 

 

 

 

 

 

September 30, 2019

 

December 31, 2018

 

Raw materials

 

$

5,419

 

$

1,546

 

Work in process

 

 

2,402

 

 

2,331

 

Finished goods

 

 

3,340

 

 

2,068

 

Total

 

$

11,161

 

$

5,945