Debt (Schedule Of Debt) (Details) - USD ($) $ in Millions	Dec. 29, 2023	Dec. 30, 2022
Debt Instrument [Line Items]
2024	$ 530.4
Unamortized discount and issuance costs	(13.8)	$ (5.0)
Total debt	3,066.6	1,520.0
Less: Short-term debt	530.4
Less: Short-term debt		300.0
Long-term debt	$ 2,536.2	1,220.0
Uncommitted Facilities, floating rate
Debt Instrument [Line Items]
Effective interest rate	5.06%
2024	$ 130.4	0.0
Revolving Credit Facility | Line of Credit
Debt Instrument [Line Items]
Effective interest rate	6.71%
Debt, gross	$ 150.0	225.0
Senior Notes, 4.15%, due June 2023 | Senior Notes
Debt Instrument [Line Items]
Fixed rate	4.15%
Debt, gross	$ 0.0	300.0
Senior Notes, 4.75%, due December 2024 | Senior Notes
Debt Instrument [Line Items]
Fixed rate	4.75%
Effective interest rate	4.95%
Debt, gross	$ 400.0	400.0
Senior Notes, 4.90%, due June 2028 | Senior Notes
Debt Instrument [Line Items]
Fixed rate	4.90%
Effective interest rate	5.04%
Debt, gross	$ 600.0	600.0
Senior Notes, 6.10%, due March 2033 | Senior Notes
Debt Instrument [Line Items]
Fixed rate	6.10%
Effective interest rate	6.13%
Debt, gross	$ 800.0	0.0
Term Loan, due April 2026 | Unsecured Debt | Line of Credit
Debt Instrument [Line Items]
Effective interest rate	6.99%
Debt, gross	$ 500.0	0.0
Term Loan, due April 2028 | Unsecured Debt | Line of Credit
Debt Instrument [Line Items]
Effective interest rate	7.12%
Debt, gross	$ 500.0	$ 0.0