Goodwill and Other Intangible Assets - Changes in Intangible Assets Other Than Goodwill (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Goodwill and Other Intangible Assets [Roll Forward]
Amortizing Intangible Assets, Beginning Balance	$ 1,027.6	$ 1,163.7
Amortizing Intangible Assets, Additions	19.1	37.8
Impairment of Intangible Assets, Finite-lived	(150.3)	0
Amortization of Intangible Assets	(164.5)	(174.6)	(156.7)
Disposal of Intangible Asset	0	0
Finite-Lived Intangible Assets, Other Charges	(1.9)	0.7
Amortizing Intangible Assets, Ending Balance	730.0	1,027.6	1,163.7
Other Non-Amortizing Intangible Assets, Beginning Balance	2,958.1	3,199.5
Other Non-Amortizing Intangible Assets, Impairment	(199.6)	(242.0)
Indefinite-lived Intangible Assets, Other Charges	(0.8)	0.6
Other Non-Amortizing Intangible Assets, Ending Balance	2,757.7	2,958.1	3,199.5
Intangible assets other than goodwill, Beginning Balance	3,985.7	4,363.2
Increase (Decrease) in Intangible Assets, Current	19.1	37.8
Impairment of Intangible Assets (Excluding Goodwill)	349.9	242.0
Intangible Assets, Other Charges	(2.7)	1.3
Intangible assets other than goodwill, Ending Balance	$ 3,487.7	$ 3,985.7	$ 4,363.2