Other Non-Operating Interest (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Component Of Other Expense Income Nonoperating [Line Items]
Foreign Currency Transaction Gain Loss Before Tax	$ 0	$ (5.9)	$ 2.6
Income Loss From Joint Venture	8.8	4.8	6.8
Other Non Operating Income Expense Other	(1.5)	(1.3)	(2.3)
Other non-operating income (expense), net	26.5	10.4	13.5
Legacy Tax Liabilities	$ 19.2	$ 12.8	$ 6.4