Financial Instruments and Fair Value Measurements (Schedule of Fair Value of Assets and Liabilities Measured on a Recurring Basis) (Details) - USD ($) $ in Millions	Sep. 29, 2023	Dec. 30, 2022
Assets:
Cash Flow Hedge Derivative Instrument Assets at Fair Value	$ 25.1
Other Assets, Fair Value Disclosure	16.3	$ 25.5
Assets, Fair Value Disclosure	82.1	62.1
Level 1 | Indemnification Agreement
Liabilities:
Restricted Cash and Cash Equivalents	62.2	57.2
Recurring
Assets:
Rabbi Trust Investments, Fair Value Disclosure	40.7	36.6
Liabilities:
Deferred Compensation Liability, Fair Value	18.9	26.0
Contingent consideration and acquired contingent liabilities	0.0	7.3
Total liabilities at fair value	18.9	33.3
Recurring | Level 1
Assets:
Rabbi Trust Investments, Fair Value Disclosure	27.1	24.8
Cash Flow Hedge Derivative Instrument Assets at Fair Value	0.0
Other Assets, Fair Value Disclosure	16.3	25.5
Assets, Fair Value Disclosure	43.4	50.3
Liabilities:
Deferred Compensation Liability, Fair Value	0.0	0.0
Contingent consideration and acquired contingent liabilities	0.0	0.0
Total liabilities at fair value	0.0	0.0
Recurring | Level 2
Assets:
Rabbi Trust Investments, Fair Value Disclosure	13.6	11.8
Cash Flow Hedge Derivative Instrument Assets at Fair Value	25.1
Other Assets, Fair Value Disclosure	0.0	0.0
Assets, Fair Value Disclosure	38.7	11.8
Liabilities:
Deferred Compensation Liability, Fair Value	18.9	26.0
Contingent consideration and acquired contingent liabilities	0.0	0.0
Total liabilities at fair value	18.9	26.0
Recurring | Level 3
Assets:
Rabbi Trust Investments, Fair Value Disclosure	0.0	0.0
Cash Flow Hedge Derivative Instrument Assets at Fair Value	0.0
Other Assets, Fair Value Disclosure	0.0	0.0
Assets, Fair Value Disclosure	0.0	0.0
Liabilities:
Deferred Compensation Liability, Fair Value	0.0	0.0
Contingent consideration and acquired contingent liabilities	0.0	7.3
Total liabilities at fair value	$ 0.0	$ 7.3