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Inventories (Tables)
6 Months Ended
Jun. 30, 2020
Inventory Disclosure [Abstract]  
Summary of inventories Inventories consist of the following:
June 30,
2020
December 31,
2019
Raw materials$2,363  $1,538  
Work-in-progress2,770  4,619  
Finished goods85,586  107,214  
$90,719  $113,371