Financial Instruments - Losses (Gains) Recognized in the Income Statement - Non-designated Hedges (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 21, 2026	Mar. 22, 2025
Nondesignated Hedges
Derivative Instruments, Loss (Gain) [Line Items]
Losses/(Gains) Recognized in Income Statement(a)	$ (193)	$ 0
Nondesignated Hedges - Selling, General and Administrative Expenses
Derivative Instruments, Loss (Gain) [Line Items]
Losses/(Gains) Recognized in Income Statement(a)	(162)	9
Nondesignated Hedges - Cost of Sales
Derivative Instruments, Loss (Gain) [Line Items]
Losses/(Gains) Recognized in Income Statement(a)	(31)	(9)
Foreign Exchange Contract Losses/(Gains) Included in Cost of Sales \| Nondesignated Hedges - Cost of Sales
Derivative Instruments, Loss (Gain) [Line Items]
Losses/(Gains) Recognized in Income Statement(a)	0	0
Foreign Exchange Contract Losses/(Gains) Included in Selling, General and Administrative Expenses \| Nondesignated Hedges - Selling, General and Administrative Expenses
Derivative Instruments, Loss (Gain) [Line Items]
Losses/(Gains) Recognized in Income Statement(a)	(3)	11
Foreign exchange contracts \| Nondesignated Hedges
Derivative Instruments, Loss (Gain) [Line Items]
Losses/(Gains) Recognized in Income Statement(a)	(3)	11
Commodity Contract Losses/(Gains) Included in Cost of Sales \| Nondesignated Hedges - Cost of Sales
Derivative Instruments, Loss (Gain) [Line Items]
Losses/(Gains) Recognized in Income Statement(a)	(31)	(9)
Commodity Contract Losses/(Gains) Included in Selling, General and Administrative Expenses \| Nondesignated Hedges - Selling, General and Administrative Expenses
Derivative Instruments, Loss (Gain) [Line Items]
Losses/(Gains) Recognized in Income Statement(a)	(159)	(2)
Commodity Contracts [Member] \| Nondesignated Hedges
Derivative Instruments, Loss (Gain) [Line Items]
Losses/(Gains) Recognized in Income Statement(a)	$ (190)	$ (11)