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Note 2 - Stock Compensation (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Jan. 31, 2014
Jan. 31, 2013
Note 2 - Stock Compensation (Details) [Line Items]    
Allocated Share-based Compensation Expense $ 3.5 $ 1.1
Employee Stock Option [Member]
   
Note 2 - Stock Compensation (Details) [Line Items]    
Allocated Share-based Compensation Expense $ 1.0 $ 0.7