Restructuring and Related Charges (Schedule of Net Restructuring and Related Charges) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2024	Sep. 29, 2023	Sep. 27, 2024	Sep. 29, 2023
Restructuring Cost and Reserve
Total Restructuring And Related Expense			$ 10.5	$ 1.7
Restructuring and Related Costs, Non-cash Charges, Including Accelerated Depreciation			0.0	(0.8)
Total charges expected to be settled in cash	$ 0.1	$ (0.1)	10.5	0.9
Restructuring Fiscal 2018 Plan
Restructuring Cost and Reserve
Total Restructuring And Related Expense	0.0	(0.1)	0.0	1.7
Restructuring Fiscal 2021 Plan
Restructuring Cost and Reserve
Total Restructuring And Related Expense	$ 0.1	$ 0.0	$ 10.5	$ 0.0