Segment Net Sales and Income Before Income Taxes (Parenthetical) (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012		Sep. 30, 2013		Sep. 30, 2012
Segment Reporting Information [Line Items]
Net Sales	$ 804.8	[1]	$ 725.2	[1]	$ 2,371.7	[1]	$ 2,112.2	[1]
Intersegment Eliminations
Segment Reporting Information [Line Items]
Net Sales	$ 0.7		$ 0.1		$ 1.9		$ 1.9

[1] Intersegment sales from Consumer International to Consumer Domestic were $0.7 million and $0.1 million for the quarters ended September 30, 2013 and September 30, 2012, respectively, and were $1.9 million and $1.9 million for the nine months ended September 30, 2013 and September 30, 2012, respectively.