Segment Net Sales and Income Before Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Segment Reporting Information [Line Items]
Net Sales	$ 841.8	[1]	$ 804.8	[1]	$ 2,432.1	[1]	$ 2,371.7	[1]
Income before Income Taxes	173.2	[2]	163.2	[2]	464.9	[2]	458.6	[2]
Operating Segments | Consumer Domestic
Segment Reporting Information [Line Items]
Net Sales	627.2	[1]	605.3	[1]	1,819.4	[1]	1,790.8	[1]
Income before Income Taxes	141.4	[2]	136.0	[2]	376.0	[2]	383.2	[2]
Operating Segments | Consumer International
Segment Reporting Information [Line Items]
Net Sales	136.2	[1]	134.5	[1]	396.6	[1]	396.5	[1]
Income before Income Taxes	15.0	[2]	15.5	[2]	47.5	[2]	53.0	[2]
Operating Segments | Specialty Products
Segment Reporting Information [Line Items]
Net Sales	78.4	[1]	65.0	[1]	216.1	[1]	184.4	[1]
Income before Income Taxes	13.4	[2]	9.8	[2]	33.5	[2]	21.0	[2]
Corporate
Segment Reporting Information [Line Items]
Net Sales	0	[1],[3]	0	[1],[3]	0	[1],[3]	0	[1],[3]
Income before Income Taxes	$ 3.4	[2],[3]	$ 1.9	[2],[3]	$ 7.9	[2],[3]	$ 1.4	[2],[3]

[1] Intersegment sales from Consumer International to Consumer Domestic were $0.3 and $0.7 for the quarters ended September 30, 2014 and September 30, 2013, respectively, and were $0.8 and $1.9 for the nine months ended September 30, 2014 and September 30, 2013, respectively.

[2] In determining Income before Income Taxes, interest expense, investment earnings and other income (expense) were allocated among segments based upon each segment’s relative operating profit.

[3] Corporate consists of equity in earnings (losses) of affiliates from Armand, ArmaKleen and Natronx.