Comprehensive Income (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 02, 2022	Apr. 03, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ 40,855	$ 34,517
Total other comprehensive items	(13)	245
Balance	41,018	35,068
Currency Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(2,065)
Other comprehensive items before reclassifications	(20)
Total other comprehensive items	(20)
Balance	(2,085)
Unrealized Losses on Hedging Instruments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(35)
Amounts reclassified from accumulated other comprehensive items	1
Total other comprehensive items	1
Balance	(34)
Pension and Other Postretirement Benefit Liability Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(229)
Other comprehensive items before reclassifications	3
Amounts reclassified from accumulated other comprehensive items	2
Total other comprehensive items	5
Balance	(224)
Accumulated Other Comprehensive Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(2,329)	(2,807)
Other comprehensive items before reclassifications	(17)
Amounts reclassified from accumulated other comprehensive items	3
Total other comprehensive items	(14)	245
Balance	$ (2,343)	$ (2,562)