Segment, Geographic and Other Revenue Information - Revenues By Geographic Area (Parenthetical) (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Jul. 01, 2012		Jul. 03, 2011		Jul. 01, 2012		Jul. 03, 2011
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 15,057		$ 16,485		$ 29,942		$ 32,509
Developed Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	3,497	[1]	4,211	[1]	7,049	[1]	8,051	[1]
Euro [Member] | Developed Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 2,600		$ 3,200		$ 5,300		$ 6,000

[1] Developed Europe region includes the following markets: Western Europe, Finland and the Scandinavian countries. Revenues denominated in euros were $2.6 billion and $3.2 billion in the second quarter of 2012 and 2011, respectively, and $5.3 billion and $6.0 billion in the first six months of 2012 and 2011, respectively.