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Inventory, Net (Tables)
9 Months Ended
Sep. 30, 2019
Inventory, Net [Abstract]  
Schedule of Inventory

Inventories are stated at the lower of cost or market. Inventories consisted of the following:

September 30, 2019

    

December 31, 2018

(in thousands)

Work-in-process

$

9,289

$

7,019

Finished goods

 

59

 

89

Inventory, net

$

9,348

$

7,108