Intangible Assets and Goodwill - Carrying Amount of Goodwill (Details) $ in Millions	3 Months Ended
	Apr. 04, 2026 USD ($)
Goodwill Activity
Goodwill, beginning balance	$ 6,800
Goodwill acquired	71
Purchase accounting adjustments	7
Foreign currency	7
Goodwill, ending balance	6,885
Products and Systems Integration
Goodwill Activity
Goodwill, beginning balance	4,229
Goodwill acquired	0
Purchase accounting adjustments	9
Foreign currency	(1)
Goodwill, ending balance	4,237
Software and Services
Goodwill Activity
Goodwill, beginning balance	2,571
Goodwill acquired	71
Purchase accounting adjustments	(2)
Foreign currency	8
Goodwill, ending balance	$ 2,648