Goodwill and Indefinite-Lived Intangibles (Changes in the Carrying Amount of Goodwill and Indefinite-Lived Intangibles) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 28, 2024	Sep. 30, 2023
Goodwill [Roll Forward]
Goodwill, Beginning balance	$ 427.1	$ 485.0
Goodwill, Written off Related to Sale of Business Unit	0.0	(20.4)
Foreign currency translation effects	3.4	0.8
Goodwill, Ending balance	$ 430.5	$ 465.4