Segment Information - Corporate Related Expenses and Assets (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 04, 2026	Mar. 29, 2025
Segment Reporting Information [Line Items]
Capital expenditures	$ 62	$ 37
Depreciation expense	53	44
Products and Systems Integration
Segment Reporting Information [Line Items]
Capital expenditures	25	15
Depreciation expense	23	22
Software and Services
Segment Reporting Information [Line Items]
Capital expenditures	37	22
Depreciation expense	$ 30	$ 22