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Note 10 - Employee Benefits (Tables)
12 Months Ended
Oct. 31, 2014
Notes Tables  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Nonvested shares                 
 
Shares
   
Weighted-
average grant
date fair value
 
Balance at October 31, 2013
    594,518     $ 3.95  
Granted
    363,034       3.87  
Vested
    (133,613 )     3.96  
Forfeited
    (48,879 )     3.91  
Balance at October 31, 2014
    775,060     $ 3.91