Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 04, 2026	Mar. 29, 2025
Accumulated Other Comprehensive Income Rollforward [Roll Forward]
Beginning balance	$ 8,378.7	$ 7,514.8
Current period other comprehensive income (loss)	(52.7)	255.4
Ending balance	8,379.7	7,819.8
Total
Accumulated Other Comprehensive Income Rollforward [Roll Forward]
Beginning balance	(907.9)	(1,527.9)
Current period other comprehensive income (loss)	(51.4)
Ending balance	(959.3)	$ (1,272.8)
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income Rollforward [Roll Forward]
Beginning balance	(908.6)
Current period other comprehensive income (loss)	(51.4)
Ending balance	(960.0)
Prior Pension and Post-Retirement Benefit Service Cost and Actuarial Gain (Loss)
Accumulated Other Comprehensive Income Rollforward [Roll Forward]
Beginning balance	0.7
Current period other comprehensive income (loss)	0.0
Ending balance	$ 0.7