Acquisition (Allocation Of Total Consideration To The Assets Acquired And Liabilities Assumed Based On The Estimated Fair Value Of SeaMicro) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Mar. 23, 2012
Business Acquisition [Line Items]
Cash		$ 293
Vested portion of the replacement		19
Total purchase consideration		312
Tangible assets acquired		24
Total assets acquired		126
Liabilities assumed		8
Deferred tax liabilities		36	36
Total liabilities assumed		44
Goodwill, Period Increase (Decrease)	230
Developed Technology [Member]
Business Acquisition [Line Items]
Identified intangible assets, amortizable		86
In-Process Research And Development [Member]
Business Acquisition [Line Items]
Identified intangible assets, not amortizable		11
Customer Relationships [Member]
Business Acquisition [Line Items]
Identified intangible assets, amortizable		4
Trade Name [Member]
Business Acquisition [Line Items]
Identified intangible assets, amortizable		1
Computing Solutions [Member]
Business Acquisition [Line Items]
Goodwill, Period Increase (Decrease)	$ 230