Product Line Revenues from External Customers (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting Information [Line Items]
Net Sales	$ 1,033.1	$ 967.9	$ 898.0	$ 877.2	$ 896.0	$ 870.7	$ 877.4	$ 849.0	$ 3,776.2	$ 3,493.1	$ 3,394.8
Operating Segments | Consumer Domestic
Segment Reporting Information [Line Items]
Net Sales									2,854.9	2,677.8	2,581.6
Operating Segments | Consumer Domestic | Household Products
Segment Reporting Information [Line Items]
Net Sales									1,640.0	1,593.4	1,544.3
Operating Segments | Consumer Domestic | Personal Care Products
Segment Reporting Information [Line Items]
Net Sales									1,214.9	1,084.4	1,037.3
Operating Segments | Consumer International
Segment Reporting Information [Line Items]
Net Sales									621.1	525.2	501.0
Operating Segments | Specialty Products
Segment Reporting Information [Line Items]
Net Sales									$ 300.2	$ 290.1	$ 312.2