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Stock Options and Incentive Compensation Compensation Expense (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
12 Months Ended 3 Months Ended 12 Months Ended
Oct. 31, 2012
Oct. 31, 2011
Oct. 31, 2012
Restricted Stock [Member]
Oct. 31, 2012
Restricted Stock [Member]
Oct. 31, 2011
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures     80,257    
Allocated Share-based Compensation Expense $ 730 $ 799   $ 24  
Decrease in Basic and Diluted Earnings Per Share $ 0.03        
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized $ 620 $ 1,191     $ 793