Goodwill and Identifiable Intangible Assets - Summarize of Identifiable Intangible Assets with Definite and Indefinite Useful Lives (Detail) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	$ 2,142.5	$ 2,148.5
Accumulated Amortization	(294.5)	(207.5)
Accumulated Impairment	(801.3)	(801.3)
Net Carrying Value	1,046.7	1,139.7
Customer relationships
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	970.3	978.1
Accumulated Amortization	(158.8)	(112.7)
Accumulated Impairment	(148.9)	(148.9)
Net Carrying Value	662.6	716.5
Trademarks and trade names
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	881.5	882.3
Accumulated Amortization	(0.1)	(0.9)
Accumulated Impairment	(630.2)	(630.2)
Net Carrying Value	251.2	251.2
Technology
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	246.7	243.5
Accumulated Amortization	(115.7)	(79.1)
Accumulated Impairment	(22.2)	(22.2)
Net Carrying Value	108.8	142.2
Contracts
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	44.0	44.6
Accumulated Amortization	(19.9)	(14.8)
Net Carrying Value	$ 24.1	$ 29.8