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Note 6 - Intangible Asset, Net (Tables)
 12 Months Ended
Dec. 31, 2016
Notes Tables  
Schedule of Other Assets [Table Text Block]
 
 
December 31,
 
 
 
201
6
 
 
201
5
 
                 
Beginning balance of IP
   $
480
     $
480
  
                 
Accumulated amortization
    
(480
)
    
(480
)
                 
Ending balance of IP
   $
-
     $
-