Segment, Geographic and Other Revenue Information - Revenues By Geographic Area (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 30, 2014		Mar. 31, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 11,353		$ 12,410
Percentage Change in Revenue	(9.00%)
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	4,275		4,914
Percentage Change in Revenue	(13.00%)
Developed Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	2,795	[1]	2,804	[1]
Percentage Change in Revenue	0.00%	[1]
Developed Rest Of World [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	1,728	[2]	2,032	[2]
Percentage Change in Revenue	(15.00%)	[2]
Emerging Markets [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 2,555	[3]	$ 2,660	[3]
Percentage Change in Revenue	(4.00%)	[3]

[1] Developed Europe region includes the following markets: Western Europe, Finland and the Scandinavian countries. Revenues denominated in euros were $2.2 billion in the first quarter of 2014 and $2.1 billion in the first quarter of 2013.

[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, the Middle East, Eastern Europe, Africa, Turkey and Central Europe.