Product Line Revenues from External Customers (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Net Sales	$ 1,074.4	$ 1,037.6	$ 1,027.9	$ 1,006.0	$ 1,033.1	$ 967.9	$ 898.0	$ 877.2	$ 4,145.9	$ 3,776.2	$ 3,493.1
Operating Segments | Consumer Domestic
Segment Reporting Information [Line Items]
Net Sales									3,129.9	2,854.9	2,677.8
Operating Segments | Consumer Domestic | Household Products
Segment Reporting Information [Line Items]
Net Sales									1,725.5	1,640.0	1,593.4
Operating Segments | Consumer Domestic | Personal Care Products
Segment Reporting Information [Line Items]
Net Sales									1,404.4	1,214.9	1,084.4
Operating Segments | Consumer International
Segment Reporting Information [Line Items]
Net Sales									709.5	621.1	525.2
Operating Segments | Specialty Products
Segment Reporting Information [Line Items]
Net Sales									$ 306.5	$ 300.2	$ 290.1