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Fair Value Measurements (Schedule Of Financial Assets And Liabilities Measured At Fair Value On A Recurring Basis Using Level 2 Inputs) (Details) (Significant Observable Inputs (Level 2) [Member], USD $)
In Millions, unless otherwise specified
Jul. 31, 2012
Oct. 31, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair value of liabilities measured on a recurring basis $ 4.7 $ 5.0
Foreign Exchange Contracts [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair value of assets measured on a recurring basis 0.3 0.5
Fair value of liabilities measured on a recurring basis 0.4 0.4
Interest Rate Swaps [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair value of liabilities measured on a recurring basis $ 4.3 $ 4.6