Restructuring Expenses and Operating Model Optimization Initiatives - Pre-tax Restructuring Expenses and Other Charges by Type (Details) - 2026 Restructuring Initiative - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 28, 2026	Jun. 28, 2026
Restructuring Cost and Reserve [Line Items]
Total pre-tax restructuring expenses and other charges	$ 69	$ 147
Employee-related costs
Restructuring Cost and Reserve [Line Items]
Total pre-tax restructuring expenses and other charges	29	77
IT and project-related costs
Restructuring Cost and Reserve [Line Items]
Total pre-tax restructuring expenses and other charges	$ 40	$ 70

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