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Segments of Business and Geographic Areas - Operating Profit by Segment of Business (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Apr. 03, 2022 | Apr. 04, 2021
Segment Reporting Information [Line Items] |  |
Worldwide income before tax | $ 5,862 | $ 7,429
Percentage Change in Operating Income Loss | (21.10%) |
Amount prepaid and due to manufacturers | $ 900 |
Restructuring charges | 70 | 53
PHARMACEUTICAL | bermekimab |  |
Segment Reporting Information [Line Items] |  |
In-process research and development expense | 600 |
MedTech |  |
Segment Reporting Information [Line Items] |  |
Restructuring charges | 100 | 100
Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Total Segment Operating Income | $ 6,087 | 7,640
Percentage Change in Operating Income Loss | (20.30%) |
Operating Segments | CONSUMER HEALTH |  |
Segment Reporting Information [Line Items] |  |
Total Segment Operating Income | $ 686 | 842
Business Exit Costs | $ 102 | 0
Percentage Change in Operating Income Loss | (18.50%) |
Amortization | $ 100 | 100
Operating Segments | PHARMACEUTICAL |  |
Segment Reporting Information [Line Items] |  |
Total Segment Operating Income | $ 3,924 | 5,169
Percentage Change in Operating Income Loss | (24.10%) |
Amortization | $ 800 | 900
Gain (loss) on disposition of assets | 600 |
Unrealized gain (loss) on securities | 400 |
Operating Segments | MedTech |  |
Segment Reporting Information [Line Items] |  |
Total Segment Operating Income | $ 1,477 | 1,629
Percentage Change in Operating Income Loss | (9.30%) |
Amortization | $ 300 | 300
Corporate, Non-Segment |  |
Segment Reporting Information [Line Items] |  |
Total Segment Operating Income | $ 123 | $ 211

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