Carrying Amount of Goodwill (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013
Goodwill [Line Items]
Balance December 31, 2012	$ 1,213.8
Acquisition purchase price allocation adjustment	10.0
Balance March 31, 2013	1,223.8
Consumer Domestic
Goodwill [Line Items]
Balance December 31, 2012	1,146.4
Acquisition purchase price allocation adjustment	10.0
Balance March 31, 2013	1,156.4
Consumer International
Goodwill [Line Items]
Balance December 31, 2012	47.2
Acquisition purchase price allocation adjustment	0
Balance March 31, 2013	47.2
Specialty Products
Goodwill [Line Items]
Balance December 31, 2012	20.2
Acquisition purchase price allocation adjustment	0
Balance March 31, 2013	$ 20.2