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Note 3 - Share-Based Compensation (Details) - Restricted Share Activity (Restricted Stock [Member], USD $)
3 Months Ended 6 Months Ended
Apr. 30, 2014
Jul. 31, 2014
Jan. 31, 2014
Restricted Stock [Member]
     
Note 3 - Share-Based Compensation (Details) - Restricted Share Activity [Line Items]      
Shares   12,000 0
Weighted Average Per Share Grant Date Fair Value   $ 1.59 $ 0
Granted 23,100 23,100  
Granted   $ 1.59  
Vested   (11,100)  
Vested   $ 1.59  
Forfeited   0  
Forfeited   $ 0