Segment Information (Schedule Of Net Sales And Assets By Geographic Region) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Net sales	$ 3,374.9	$ 3,408.0	$ 2,936.9
Long-lived assets	602.4	652.3
Corporate
Segment Reporting Information [Line Items]
Long-lived assets	11.6	15.6
United States
Segment Reporting Information [Line Items]
Net sales	1,990.4	1,858.1	1,862.7
Long-lived assets	310.3	324.4
Canada
Segment Reporting Information [Line Items]
Net sales	183.3	293.6	162.9
Long-lived assets	0.8	18.2
United Kingdom
Segment Reporting Information [Line Items]
Net sales	131.9	140.9	270.9
Continental Europe
Segment Reporting Information [Line Items]
Net sales	475.8	411.2	480.1
Long-lived assets	213.4	231.3
Other international
Segment Reporting Information [Line Items]
Net sales	593.5	704.2	$ 160.3
Long-lived assets	$ 66.3	$ 62.8