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Goodwill and Other Intangible Assets - Summary of Carrying Amount of Net Intangible Assets by Class (Detail) (USD $)
In Millions, unless otherwise specified
Jul. 31, 2013
Oct. 31, 2012
Finite-Lived Intangible Assets [Line Items]    
Gross Intangible Assets $ 271.6 $ 271.8
Accumulated Amortization 89.0 73.2
Net Intangible Assets 182.6 198.6
Trademarks and Patents [Member]
    
Finite-Lived Intangible Assets [Line Items]    
Gross Intangible Assets 31.5 32.5
Accumulated Amortization 4.7 3.6
Net Intangible Assets 26.8 28.9
Non-compete Agreements [Member]
    
Finite-Lived Intangible Assets [Line Items]    
Gross Intangible Assets 14.7 14.4
Accumulated Amortization 12.4 11.1
Net Intangible Assets 2.3 3.3
Customer Relationships [Member]
    
Finite-Lived Intangible Assets [Line Items]    
Gross Intangible Assets 202.6 201.1
Accumulated Amortization 64.9 53.6
Net Intangible Assets 137.7 147.5
Other [Member]
    
Finite-Lived Intangible Assets [Line Items]    
Gross Intangible Assets 22.8 23.8
Accumulated Amortization 7.0 4.9
Net Intangible Assets $ 15.8 $ 18.9