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Segments of Business and Geographic Areas (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 29, 2013 | Sep. 30, 2012 | Sep. 29, 2013 | Sep. 30, 2012
Sales by segment of business |  |  |  |
Total | $ 17,575 | $ 17,052 | $ 52,957 | $ 49,666
Percentage Change In Sales By Segment Of Business | 3.10% |  | 6.60% |
United States [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 7,925 | 7,791 | 23,896 | 22,370
Percentage Change In Sales By Segment Of Business | 1.70% |  | 6.80% |
International [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 9,650 | 9,261 | 29,061 | 27,296
Percentage Change In Sales By Segment Of Business | 4.20% |  | 6.50% |
Consumer [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 3,611 | 3,581 | 10,944 | 10,795
Percentage Change In Sales By Segment Of Business | 0.80% |  | 1.40% |
Consumer [Member] | United States [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 1,225 | 1,214 | 3,899 | 3,843
Percentage Change In Sales By Segment Of Business | 0.90% |  | 1.50% |
Consumer [Member] | International [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 2,386 | 2,367 | 7,045 | 6,952
Percentage Change In Sales By Segment Of Business | 0.80% |  | 1.30% |
Pharmaceutical [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 7,036 | 6,402 | 20,829 | 18,826
Percentage Change In Sales By Segment Of Business | 9.90% |  | 10.60% |
Pharmaceutical [Member] | United States [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 3,549 | 3,288 | 10,397 | 9,408
Percentage Change In Sales By Segment Of Business | 7.90% |  | 10.50% |
Pharmaceutical [Member] | International [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 3,487 | 3,114 | 10,432 | 9,418
Percentage Change In Sales By Segment Of Business | 12.00% |  | 10.80% |
Medical Devices and Diagnostics [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 6,928 | 7,069 | 21,184 | 20,045
Percentage Change In Sales By Segment Of Business | (2.00%) |  | 5.70% |
Medical Devices and Diagnostics [Member] | United States [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | 3,151 | 3,289 | 9,600 | 9,119
Percentage Change In Sales By Segment Of Business | (4.20%) |  | 5.30% |
Medical Devices and Diagnostics [Member] | International [Member] |  |  |  |
Sales by segment of business |  |  |  |
Total | $ 3,777 | $ 3,780 | $ 11,584 | $ 10,926
Percentage Change In Sales By Segment Of Business | (0.10%) |  | 6.00% |

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