Intangible Assets and Goodwill - Goodwill By Segment (Details) $ in Millions	6 Months Ended
Jul. 02, 2023 USD ($)
Goodwill [Roll Forward]
Goodwill Beginning of Period	$ 45,231
Goodwill, related to acquisitions	0
Goodwill, related to divestitures	0
Currency translation/Other	209
Goodwill End of Period	45,440
CONSUMER HEALTH
Goodwill [Roll Forward]
Goodwill Beginning of Period	9,184
Goodwill, related to acquisitions	0
Goodwill, related to divestitures	0
Currency translation/Other	(103)
Goodwill End of Period	9,081
PHARMACEUTICAL
Goodwill [Roll Forward]
Goodwill Beginning of Period	10,184
Goodwill, related to acquisitions	0
Goodwill, related to divestitures	0
Currency translation/Other	137
Goodwill End of Period	10,321
MedTech
Goodwill [Roll Forward]
Goodwill Beginning of Period	25,863
Goodwill, related to acquisitions	0
Goodwill, related to divestitures	0
Currency translation/Other	175
Goodwill End of Period	$ 26,038

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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