CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015		Dec. 31, 2014
Income Statement [Abstract]
Net Sales	$ 3,493.1	$ 3,394.8		$ 3,297.6
Cost of sales	1,902.5	1,883.0		1,844.7
Gross Profit	1,590.6	1,511.8		1,452.9
Marketing expenses	427.2	417.5		416.9
Selling, general and administrative expenses	439.2	420.1		394.8
Income from Operations	724.2	674.2		641.2
Equity in earnings (losses) of affiliates	9.2	(5.8)		11.6
Investment earnings	1.7	1.5		2.3
Other income (expense), net	(1.5)	(4.0)		(2.8)
Interest expense	(27.7)	(30.5)		(27.4)
Income before Income Taxes	705.9	635.4		624.9
Income taxes	246.9	225.0		211.0
Net Income	$ 459.0	$ 410.4		$ 413.9
Weighted average shares outstanding - Basic	257.6	262.2		270.2
Weighted average shares outstanding - Diluted	262.1	267.2		275.0
Net income per share - Basic	$ 1.78	$ 1.57	[1],[2]	$ 1.53
Net income per share - Diluted	1.75	1.54	[1],[2]	1.51
Cash dividends per share	$ 0.71	$ 0.67		$ 0.62

[1] The second quarter of 2015 Income from Operations includes an $8.9 pre-tax charge or $0.03 per share to terminate an international defined benefit pension plan.

[2] The second quarter of 2015 Net Income includes a $17.0 or $0.06 per share impairment charge to write-off the remaining investment in Natronx.