Income Taxes (Schedule of Income (Loss) Before Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Jan. 01, 2022
Income Tax Disclosure [Abstract]
United States	$ (389.5)	$ 221.2	$ 61.7
Foreign	387.9	392.6	248.8
(Loss) Income before Taxes	$ (1.6)	$ 613.8	$ 310.5