Other Non-Operating Interest (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Component of Other Expense Income Nonoperating [Line Items]
Foreign Currency	$ 1.0	$ 7.4
Income Loss From Joint Venture	1.8	1.7
Other Non Operating Income Expense Other	(0.4)	(0.3)
Other non-operating income (expense), net	$ 2.4	$ 8.8