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Inventory (Tables)
 6 Months Ended
Jun. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of Inventory Inventories as of June 30, 2019 and December 31, 2018 consist of the following:

 

In thousands

 

June 30, 2019

 

 

December 31, 2018

 

Raw materials

 

$

6,573

 

 

$

14,142

 

Work in process

 

 

3,845

 

 

 

8,590

 

Finished goods

 

 

36,008

 

 

 

35,357

 

Total inventory, gross

 

 

46,426

 

 

 

58,089

 

Inventory cost adjustment

 

 

(158

)

 

 

(287

)

Inventory

 

$

46,268

 

 

$

57,802