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Benefit Plans 4 (Details) (USD $)
In Millions, except Share data, unless otherwise specified
12 Months Ended
Oct. 31, 2013
Oct. 31, 2012
Oct. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 2,934,860    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value $ 0.94    
Stock Issued During Period, Shares, Other   550,355 353,543
Stock Issued During Period, Value, Other   $ 0.6 $ 0.7
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 970,917    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period 53,192    
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number 5,036,104    
Restricted Stock Awards, Weighted Average Remaining Life 2 years 8 months    
Restricted Stock Awards Outstanding, Intrinsic Value 6.2    
Nonvested Stock Options [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 0 years 5 months    
Restricted Stock or Unit Expense 0.1    
Restricted Stock [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 2 years 8 months    
Restricted Stock or Unit Expense $ 4.8