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INVENTORIES (Tables)
 6 Months Ended
Jun. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of inventory
Inventories as of June 30, 2019 and December 31, 2018, consisted of the following (in thousands):
 
June 30, 2019
 
December 31, 2018
Raw materials
$
1,421

 
$
803

Finished goods
12,446

 
12,542

Inventory reserves for obsolescence
(531
)
 
(524
)
Total
$
13,336

 
$
12,821