Segment and Geographic Information - Schedule of Reconciliation Of Our Condensed Consolidated Segment Operating Income To Condensed Consolidated Income (Loss) Before Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 02, 2026	Oct. 03, 2025	Oct. 02, 2026	Oct. 03, 2025
Segment Reporting [Line Items]
Consolidated operating income	$ 142.0	$ 150.5	$ 418.0	$ 375.8
Unallocated general corporate expenses	(517.1)	(470.6)	(1,562.3)	(1,404.0)
Amortization of purchased intangible assets	(43.7)	(43.6)	(131.0)	(128.5)
Acquisition / divestiture items	(13.1)	(1.3)	(42.9)	(12.9)
Stock-based compensation / deferred compensation	(33.1)	(36.6)	(121.1)	(114.9)
Restructuring and other costs	(30.7)	(22.2)	(53.4)	(42.9)
Total non-operating expense, net	(20.7)	(25.4)	(610.2)	(51.0)
Consolidated income (loss) before taxes	121.3	125.1	(192.2)	324.8
Operating segment
Segment Reporting [Line Items]
Consolidated operating income	296.6	285.2	870.2	765.5
Non-Segment
Segment Reporting [Line Items]
Unallocated general corporate expenses	$ (34.0)	$ (31.0)	$ (103.8)	$ (90.5)