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Note 5 - Inventories, Net
 12 Months Ended
Dec. 31, 2018
Notes to Financial Statements  
Inventory Disclosure [Text Block]
NOTE
5—INVENTORIES,
NET
 
Inventories consist of the following:
 
    December 31,
2018		   December 31,
2017
Finished goods   $
544
     $
340
  
Raw materials    
1,274
      
829
  
Reserve    
(10
 )    
(59
 )
Inventories, net   $
1,808
     $
1,110