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INVENTORIES (Tables)
 3 Months Ended
Mar. 31, 2018
Inventory Disclosure [Abstract]  
Schedule of inventory
Inventories consisted of the following:
(In thousands)
March 31,
2018
 
December 31,
2017
Raw materials
$
5,229

 
$
5,163

Finished goods
3,346

 
3,276

Gross inventories
8,575

 
8,439

Less: reserve for obsolescence
(1,866
)
 
(1,913
)
Net inventories
$
6,709

 
$
6,526