Segment, Geographic and Other Revenue Information - Revenues By Geographic Area (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Apr. 01, 2012		Apr. 03, 2011
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 15,405		$ 16,502
Percentage Change in Revenue	(7.00%)
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	5,954		7,024
Percentage Change in Revenue	(15.00%)
Developed Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	3,592	[1]	3,884	[1]
Percentage Change in Revenue	(8.00%)	[1]
Developed Rest Of World [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	2,635	[2]	2,546	[2]
Percentage Change in Revenue	3.00%	[2]
Emerging Markets [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 3,224	[3]	$ 3,048	[3]
Percentage Change in Revenue	6.00%	[3]

[1] Developed Europe region includes the following markets: Western Europe, Finland and the Scandinavian countries. Revenues denominated in euros were $2.6 billion in the first quarter of 2012 and $2.9 billion in the first quarter of 2011.

[2] Developed Rest of World region includes the following markets: Australia, Canada, Japan, New Zealand and South Korea.

[3] Emerging Markets region includes, but is not limited to, the following markets: Asia (excluding Japan and South Korea), Latin America, Middle East, Africa, Central and Eastern Europe and Turkey.