Fair Value Measurements (Tables)

12 Months Ended

Aug. 30, 2012

Table Text Block [Abstract]

Assets measured at fair value on a recurring basis

Assets measured at fair value on a recurring basis were as follows:

As of	2012								2011
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds	$	2,159	$	—	$	—	$	2,159	$	1,462	$	—	$	—	$	1,462
Commercial paper	—		29		—		29		—		—		—		—
Certificates of deposit	—		27		—		27		—		155		—		155
Government securities	—		5		—		5		—		—		—		—
	2,159		61		—		2,220		1,462		155		—		1,617
Short-term investments:
Government securities	—		51		—		51		—		—		—		—
Corporate bonds	—		31		—		31		—		—		—		—
Commercial paper	—		10		—		10		—		—		—		—
Asset-backed securities	—		4		—		4		—		—		—		—
Certificates of deposit	—		4		—		4		—		—		—		—
	—		100		—		100		—		—		—		—
Long-term marketable investments:
Corporate bonds	—		203		—		203		—		—		—		—
Government securities	—		88		—		88		—		—		—		—
Asset-backed securities	—		73		—		73		—		—		—		—
Marketable equity securities	5		5		—		10		37		15		—		52
	5		369		—		374		37		15		—		52
Noncurrent assets:
Assets held for sale	—		—		25		25		—		—		35		35
	—		—		25		25		—		—		35		35
	$	2,164	$	530	$	25	$	2,719	$	1,499	$	170	$	35	$	1,704

Estimated fair value and carrying value of debt instruments

The estimated fair value and carrying value of debt instruments (carrying value excludes the equity components of the 2014 Notes, the 2027 Notes, the 2031 Notes, and the 2032 Notes classified in equity) were as follows:

As of	2012				2011
	Fair Value		Carrying Value		Fair Value		Carrying Value
Convertible notes	$	2,669	$	2,321	$	1,845	$	1,578
Other notes	56		58		—		—