Product Line Revenues from External Customers (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2019	Mar. 31, 2018
Segment Reporting Information [Line Items]
Net Sales	[1]	$ 1,044.7	$ 1,006.0
Operating Segments | Consumer Domestic
Segment Reporting Information [Line Items]
Net Sales	[1]	784.9	751.4
Operating Segments | Consumer Domestic | Household Products
Segment Reporting Information [Line Items]
Net Sales		443.3	413.0
Operating Segments | Consumer Domestic | Personal Care Products
Segment Reporting Information [Line Items]
Net Sales		341.6	338.4
Operating Segments | Consumer International
Segment Reporting Information [Line Items]
Net Sales	[1]	186.7	180.7
Operating Segments | Specialty Products
Segment Reporting Information [Line Items]
Net Sales	[1]	$ 73.1	$ 73.9

[1] Intersegment sales from Consumer International to Consumer Domestic, which are not reflected in the table, were $2.3 and $0.9 for the three months ended March 31, 2019 and March 31, 2018, respectively