Selected Financial Information Relating To Company's Segments (Parenthetical) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Segment Reporting Information [Line Items]
Net Sales	[1]	$ 1,027.9	$ 898.0	$ 2,033.9	$ 1,775.2
Consumer International
Segment Reporting Information [Line Items]
Pension settlement charge				39.2
Intersegment sales
Segment Reporting Information [Line Items]
Net Sales		$ 1.7	$ 1.3	$ 2.6	$ 2.7

[1] Intersegment sales from Consumer International to Consumer Domestic, which are not reflected in the table, were $1.7 and $1.3 for the three months ended June 30, 2018 and June 30, 2017, respectively, and were $2.6 and $2.7 for the six months ended June 30, 2018 and June 30, 2017, respectively.