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%