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Inventory (Tables)
12 Months Ended
Dec. 31, 2019
Inventory Disclosure [Abstract]  
Schedule of Inventory
Inventory consists of the following:
 
December 31,
(in thousands)
2019
 
2018
Raw materials and supplies
$
4,429

 
$
3,667

Finished goods
1,309

 
3,656

Total inventory
$
5,738

 
$
7,323