Accumulated Other Comprehensive Loss - Changes in AOCI by Component (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 03, 2022	Apr. 04, 2021
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 7,622.0	$ 3,228.6
Other comprehensive income before reclassifications	(21.3)	10.5
Amounts reclassified from AOCI	(0.6)	(5.3)
Other comprehensive income (loss)	(21.9)	5.2
Ending balance	7,832.4	3,336.3
Foreign Currency Translation
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(129.0)	(84.6)
Other comprehensive income before reclassifications	(32.6)	1.0
Amounts reclassified from AOCI	0.0	0.0
Other comprehensive income (loss)	(32.6)	1.0
Ending balance	(161.6)	(83.6)
Cash Flow Hedges and Other
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(3.4)	2.3
Other comprehensive income before reclassifications	11.3	9.5
Amounts reclassified from AOCI	(4.8)	(9.6)
Other comprehensive income (loss)	6.5	(0.1)
Ending balance	3.1	2.2
Pension and Postretirement Benefits
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(297.6)	(347.8)
Other comprehensive income before reclassifications	0.0	0.0
Amounts reclassified from AOCI	4.2	4.3
Other comprehensive income (loss)	4.2	4.3
Ending balance	(293.4)	(343.5)
Total
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(430.0)	(430.1)
Other comprehensive income (loss)	(21.9)	5.2
Ending balance	$ (451.9)	$ (424.9)