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Note 12 - Stock Based Compensation (Tables)
 12 Months Ended
Mar. 31, 2017
Notes Tables  
Share-based Compensation, Stock Options, Activity [Table Text Block]
   
2017
    
2016
  
   
# of Shares
    
Weighted
Average
Exercise
Price
    
# of Shares
    
Weighted
Average
Exercise
Price
  
                                 
Outstanding, beginning of year
    
3,000,000
    $
0.20
     
600,000
    $
0.01
 
                                 
Issued
    
-
    $
-
     
3,000,000
     $
0.20
  
                                 
Exercised
    
-
    $
-
     
-
    $
-
 
                                 
Expired
    
-
    $
-
     
(600,000
 )   $
(0.01
 )
                                 
Outstanding, end of year
    
3,000,000
    $
0.20
     
3,000,000
    $
0.20
 
                                 
Exercisable, end of year
    
3,000,000
    $
0.20
     
3,000,000
    $
0.20