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Segments of Business and Geographic Areas - Sales By Segment Of Business (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 01, 2017 | Oct. 02, 2016 | Oct. 01, 2017 | Oct. 02, 2016
Segment Reporting Information [Line Items] |  |  |  |
Gain (Loss) on Sale of Assets and Asset Impairment Charges |  |  | $ 527 | $ 276
Sales by segment of business |  |  |  |
Sales | $ 19,650 | $ 17,820 | $ 56,255 | 53,784
Percentage Change In Sales By Segment Of Business | 10.30% |  | 4.60% |
United States |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 10,290 | 9,381 | $ 29,394 | 28,274
Percentage Change In Sales By Segment Of Business | 9.70% |  | 4.00% |
International |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 9,360 | 8,439 | $ 26,861 | 25,510
Percentage Change In Sales By Segment Of Business | 10.90% |  | 5.30% |
Consumer |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 3,356 | 3,261 | $ 10,062 | 9,875
Percentage Change In Sales By Segment Of Business | 2.90% |  | 1.90% |
Consumer | United States |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 1,285 | 1,291 | $ 4,186 | 4,033
Percentage Change In Sales By Segment Of Business | (0.50%) |  | 3.80% |
Consumer | International |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 2,071 | 1,970 | $ 5,876 | 5,842
Percentage Change In Sales By Segment Of Business | 5.10% |  | 0.60% |
Pharmaceutical |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 9,695 | 8,400 | $ 26,575 | 25,232
Percentage Change In Sales By Segment Of Business | 15.40% |  | 5.30% |
Pharmaceutical | United States |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 5,816 | 5,042 | $ 15,698 | 15,123
Percentage Change In Sales By Segment Of Business | 15.40% |  | 3.80% |
Pharmaceutical | International |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 3,879 | 3,358 | $ 10,877 | 10,109
Percentage Change In Sales By Segment Of Business | 15.50% |  | 7.60% |
Medical Devices |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 6,599 | 6,159 | $ 19,618 | 18,677
Percentage Change In Sales By Segment Of Business | 7.10% |  | 5.00% |
Medical Devices | United States |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 3,189 | 3,048 | $ 9,510 | 9,118
Percentage Change In Sales By Segment Of Business | 4.60% |  | 4.30% |
Medical Devices | International |  |  |  |
Sales by segment of business |  |  |  |
Sales | $ 3,410 | $ 3,111 | $ 10,108 | $ 9,559
Percentage Change In Sales By Segment Of Business | 9.60% |  | 5.70% |

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