Fair Value Measurements (Tables)

6 Months Ended

Mar. 01, 2012

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:

	March 1, 2012								September 1, 2011
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Money market(1)	$	1,520	$	—	$	—	$	1,520	$	1,462	$	—	$	—	$	1,462
Certificates of deposit(1)	—		2		—		2		—		155		—		155
Marketable equity investments(2)	4		10		—		14		37		15		—		52
Assets held for sale(2)	—		—		30		30		—		—		35		35
	$	1,524	$	12	$	30	$	1,566	$	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:

	March 1, 2012				September 1, 2011
	Fair Value		Carrying Value		Fair Value		Carrying Value
Convertible debt instruments (Level 1)	$	951	$	837	$	1,216	$	1,049
Convertible debt instruments (Level 2)	1,184		776		629		529
Other debt instruments	713		702		436		423