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Note 6 - Options Outstanding (Tables)
 3 Months Ended
Jun. 30, 2017
Notes Tables  
Share-based Compensation, Stock Options, Activity [Table Text Block]
   
June 30, 2017
    
March 31, 2017
  
   
# of Shares
    
Weighted
Average
Exercise
Price
    
# of Shares
    
Weighted
Average
Exercise
Price
  
                                 
Outstanding, beginning of period
    
3,000,000
    $
0.20
     
3,000,000
    $
0.20
 
                                 
Issued
    
-
    $
-
     
-
    $
-
 
                                 
Exercised
    
-
    $
-
     
-
    $
-
 
                                 
Expired
    
-
    $
-
     
-
    $
-
 
                                 
Outstanding, end of period
    
3,000,000
    $
0.20
     
3,000,000
    $
0.20
 
                                 
Exercisable, end of period
    
3,000,000
    $
0.20
     
3,000,000
    $
0.20