Segments of Business and Geographic Areas (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 30, 2014	Mar. 31, 2013
Sales by segment of business
Total	$ 18,115	$ 17,505
Percentage Change In Sales By Segment Of Business	3.50%
United States
Sales by segment of business
Total	8,204	8,025
Percentage Change In Sales By Segment Of Business	2.20%
International
Sales by segment of business
Total	9,911	9,480
Percentage Change In Sales By Segment Of Business	4.50%
Consumer
Sales by segment of business
Total	3,557	3,675
Percentage Change In Sales By Segment Of Business	(3.20%)
Consumer | United States
Sales by segment of business
Total	1,309	1,348
Percentage Change In Sales By Segment Of Business	(2.90%)
Consumer | International
Sales by segment of business
Total	2,248	2,327
Percentage Change In Sales By Segment Of Business	(3.40%)
Pharmaceutical
Sales by segment of business
Total	7,498	6,768
Percentage Change In Sales By Segment Of Business	10.80%
Pharmaceutical | United States
Sales by segment of business
Total	3,740	3,471
Percentage Change In Sales By Segment Of Business	7.70%
Pharmaceutical | International
Sales by segment of business
Total	3,758	3,297
Percentage Change In Sales By Segment Of Business	14.00%
Medical Devices and Diagnostics
Sales by segment of business
Total	7,060	7,062
Percentage Change In Sales By Segment Of Business	0.00%
Medical Devices and Diagnostics | United States
Sales by segment of business
Total	3,155	3,206
Percentage Change In Sales By Segment Of Business	(1.60%)
Medical Devices and Diagnostics | International
Sales by segment of business
Total	$ 3,905	$ 3,856
Percentage Change In Sales By Segment Of Business	1.30%