Restructuring Activities - Restructuring Costs by Type and Income Statement Location (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost (credit)	$ 74	$ 84	$ (2)
Severance and Employee Benefit Costs | Cost of products sold
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost (credit)	1	12	0
Severance and Employee Benefit Costs | SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost (credit)	33	21	1
Severance and Employee Benefit Costs | Other expense/(income)
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost (credit)	0	1	0
Asset-Related Costs | Cost of products sold
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost (credit)	12	0	13
Other Costs | Cost of products sold
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost (credit)	14	1	(33)
Other Costs | SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost (credit)	14	49	34
Other Costs | Other expense/(income)
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost (credit)	$ 0	$ 0	$ (17)