Goodwill and Identifiable Intangible Assets - Summarize of Identifiable Intangible Assets with Definite and Indefinite Useful Lives (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	$ 2,148.5	$ 2,112.6
Accumulated Amortization	(207.5)	(76.9)
Impairment	(801.3)
Net	1,139.7	2,035.7
Customer relationships [Member]
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	978.1	960.2
Accumulated Amortization	(112.7)	(36.6)
Impairment	(148.9)
Net	716.5	923.6
Trademarks and trade names [Member]
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	882.3	882.3
Accumulated Amortization	(0.9)	(0.8)
Impairment	(630.2)
Net	251.2	881.5
Technology [Member]
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	243.5	229.9
Accumulated Amortization	(79.1)	(33.4)
Impairment	(22.2)
Net	142.2	196.5
Contracts [Member]
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Gross Carrying Value	44.6	40.2
Accumulated Amortization	(14.8)	(6.1)
Net	$ 29.8	$ 34.1