Fair Value Measurements (Tables)

3 Months Ended

Dec. 01, 2011

Notes to Financial Statements [Abstract]

Assets measured at fair value on a recurring basis

Fair Value Measurements on a Recurring Basis

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

	December 1, 2011								September 1, 2011
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Money market(1)	$	1,488	$	—	$	—	$	1,488	$	1,462	$	—	$	—	$	1,462
Certificates of deposit(1)	—		149		—		149		—		155		—		155
Marketable equity investments(2)	41		12		—		53		37		15		—		52
Assets held for sale(2)	—		—		32		32		—		—		35		35
	$	1,529	$	161	$	32	$	1,722	$	1,499	$	170	$	35	$	1,704

⁽¹⁾  Included in cashand equivalents.

⁽²⁾  Included in other noncurrent assets.

Estimated fair value and carrying value of debt instruments

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

	December 1, 2011				September 1, 2011
	Fair Value		Carrying Value		Fair Value		Carrying Value
Convertible debt instruments (Level 1)	$	1,082	$	965	$	1,216	$	1,049
Convertible debt instruments (Level 2)	737		629		629		529
Other debt instruments	530		525		436		423