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Inventory (Tables)
6 Months Ended
Jun. 30, 2019
Inventory  
Schedule of Inventory

As of June 30, 

As of December 31, 

2019

2018

Raw materials

$

1,664

$

496

Work in process

848

671

Finished goods

7,441

6,650

Total inventory

$

9,953

$

7,817