Segment, Geographic and Other Revenue Information - Revenues By Geographic Area (Parenthetical) (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
Developed Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	3,592	[1]	3,884	[1]
Euro [Member] | Developed Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 2,600		$ 2,900

[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.