(Schedule of Fair Value of Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Millions	Dec. 30, 2022	Dec. 31, 2021
Assets:
Debt and equity securities held in rabbi trusts	$ 36.6	$ 38.7
Other Assets, Fair Value Disclosure	25.5	36.5
Total assets at fair value	62.1	75.2
Liabilities:
Deferred compensation liabilities	26.0	36.9
Contingent consideration	7.3	27.3
Total liabilities at fair value	33.3	64.2
Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets:
Debt and equity securities held in rabbi trusts	24.8	24.9
Other Assets, Fair Value Disclosure	25.5	36.5
Total assets at fair value	50.3	61.4
Liabilities:
Deferred compensation liabilities	0.0	0.0
Contingent consideration	0.0	0.0
Total liabilities at fair value	0.0	0.0
Significant Other Observable Inputs (Level 2)
Assets:
Debt and equity securities held in rabbi trusts	11.8	13.8
Other Assets, Fair Value Disclosure	0.0	0.0
Total assets at fair value	11.8	13.8
Liabilities:
Deferred compensation liabilities	26.0	36.9
Contingent consideration	0.0	0.0
Total liabilities at fair value	26.0	36.9
Significant Unobservable Inputs (Level 3)
Assets:
Debt and equity securities held in rabbi trusts	0.0	0.0
Other Assets, Fair Value Disclosure	0.0	0.0
Total assets at fair value	0.0	0.0
Liabilities:
Deferred compensation liabilities	0.0	0.0
Contingent consideration	7.3	27.3
Total liabilities at fair value	$ 7.3	$ 27.3