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Segments of Business and Geographic Areas - Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Apr. 02, 2017 | Apr. 03, 2016
Sales by geographic area |  |
Sales | $ 17,766 | $ 17,482
Percentage Change In Sales By Geographic Area | 1.60% |
UNITED STATES |  |
Sales by geographic area |  |
Sales | $ 9,378 | 9,321
Percentage Change In Sales By Geographic Area | 0.60% |
Europe |  |
Sales by geographic area |  |
Sales | $ 3,858 | 3,847
Percentage Change In Sales By Geographic Area | 0.30% |
Western Hemisphere, excluding U.S. |  |
Sales by geographic area |  |
Sales | $ 1,454 | 1,331
Percentage Change In Sales By Geographic Area | 9.20% |
Asia-Pacific, Africa |  |
Sales by geographic area |  |
Sales | $ 3,076 | 2,983
Percentage Change In Sales By Geographic Area | 3.10% |
Medical Devices [Member] |  |
Sales by geographic area |  |
Sales | $ 6,293 | 6,109
Medical Devices [Member] | UNITED STATES |  |
Sales by geographic area |  |
Sales | $ 3,092 | $ 3,026

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