Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended						9 Months Ended
	Oct. 02, 2021	Jul. 03, 2021	Apr. 03, 2021	Sep. 26, 2020	Jun. 27, 2020	Mar. 28, 2020	Oct. 02, 2021	Sep. 26, 2020
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	$ 5,511.1	$ 5,558.0	$ 5,655.1	$ 5,910.4	$ 5,786.4	$ 5,803.8	$ 5,655.1	$ 5,803.8
OCI before reclassifications							(183.1)
Amounts reclassified from AOCI							(157.7)
Other comprehensive income (loss), net of tax	(252.9)	30.4	(118.3)	83.0	84.8	(103.5)	(340.8)	64.3
Balance, ending	5,182.4	5,511.1	5,558.0	5,820.3	5,910.4	5,786.4	5,182.4	5,820.3
Total AOCI
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	307.1	276.7	395.0	120.7	35.9	139.4	395.0	139.4
Other comprehensive income (loss), net of tax	(252.9)	30.4	(118.3)	83.0	84.8	(103.5)
Balance, ending	54.2	$ 307.1	276.7	$ 203.7	$ 120.7	$ 35.9	54.2	$ 203.7
Fair Value of Derivative Financial Instruments, net of tax
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning			(0.7)				(0.7)
OCI before reclassifications							(33.4)
Amounts reclassified from AOCI							2.3
Other comprehensive income (loss), net of tax							(31.1)
Balance, ending	(31.8)						(31.8)
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning			407.3				407.3
OCI before reclassifications							(147.5)
Amounts reclassified from AOCI							(160.0)
Other comprehensive income (loss), net of tax							(307.5)
Balance, ending	99.8						99.8
Post-Retirement and Pension Liability Adjustments, net of tax
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning			$ (11.6)				(11.6)
OCI before reclassifications							(2.2)
Amounts reclassified from AOCI							0.0
Other comprehensive income (loss), net of tax							(2.2)
Balance, ending	$ (13.8)						$ (13.8)