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Inventory (Tables)
 12 Months Ended
Dec. 31, 2019
Inventory [Line Items]  
Schedule of Inventory
The components of inventories consisted of the following (in thousands):  
 
December 31, 2019
 
December 31, 2018
Raw materials
$
1,321

 
$
—

Work in process
662

 
—

Finished goods
193

 
—

Inventory
$
2,176

 
$
—