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Goodwill and Identifiable Intangible Assets - Summarize of Identifiable Intangible Assets with Definite and Indefinite Useful Lives (Detail) (USD $)
In Millions, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]    
Gross Carrying Value $ 2,129.4 $ 2,148.5
Accumulated Amortization (268.3) (207.5)
Accumulated Impairment (801.3) (801.3)
Net Carrying Value 1,059.8 1,139.7
Customer relationships [Member]
   
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]    
Gross Carrying Value 958.8 978.1
Accumulated Amortization (146.6) (112.7)
Accumulated Impairment (148.9) (148.9)
Net Carrying Value 663.3 716.5
Trademarks and trade names [Member]
   
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]    
Gross Carrying Value 881.9 882.3
Accumulated Amortization (0.5) (0.9)
Accumulated Impairment (630.2) (630.2)
Net Carrying Value 251.2 251.2
Technology [Member]
   
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]    
Gross Carrying Value 244.3 243.5
Accumulated Amortization (102.8) (79.1)
Accumulated Impairment (22.2) (22.2)
Net Carrying Value 119.3 142.2
Contracts [Member]
   
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]    
Gross Carrying Value 44.4 44.6
Accumulated Amortization (18.4) (14.8)
Accumulated Impairment      
Net Carrying Value $ 26.0 $ 29.8