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INVENTORIES (Tables)
 6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Schedule of inventory
Inventories as of June 30, 2018 and December 31, 2017, consisted of the following (in thousands):
 
June 30, 2018
 
December 31, 2017
Raw materials
$
485

 
$
879

Finished goods
10,354

 
9,072

Inventory reserves for obsolescence
(562
)
 
(566
)
Total
$
10,277

 
$
9,385