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Long-Term Debt - Summary of Long-Term Debt (Detail) (USD $)
In Millions, unless otherwise specified
Oct. 31, 2013
Oct. 31, 2012
Debt Instrument [Line Items]    
Carrying amount of long-term debt $ 1,217.2 $ 1,200.3
Less current portion (10.0) (25.0)
Long-term debt 1,207.2 1,175.3
Amended Credit Agreement [Member]
   
Debt Instrument [Line Items]    
Carrying amount of long-term debt 222.9  
Less current portion (10.0)  
Long-term debt 212.9  
2010 Credit Agreement [Member]
   
Debt Instrument [Line Items]    
Carrying amount of long-term debt   255.0
Senior Notes Due 2017 [Member]
   
Debt Instrument [Line Items]    
Carrying amount of long-term debt 301.8 302.3
Senior Notes Due 2019 [Member]
   
Debt Instrument [Line Items]    
Carrying amount of long-term debt 244.4 243.6
Senior Notes Due 2021 [Member]
   
Debt Instrument [Line Items]    
Carrying amount of long-term debt 272.9 256.0
Amended Receivables Facility [Member]
   
Debt Instrument [Line Items]    
Carrying amount of long-term debt 140.0  
Prior Receivables Facility [Member]
   
Debt Instrument [Line Items]    
Carrying amount of long-term debt   110.0
Other Long-Term Debt [Member]
   
Debt Instrument [Line Items]    
Carrying amount of long-term debt $ 35.2 $ 33.4