Fair Value Measurement (Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) (USD $) In Millions	May 08, 2011		Aug. 29, 2010
Money Market Mutual Funds [Member] | Fair Value, Inputs, Level 1 [Member]
Fair value of assets measured on recurring basis	$ 189	[1]	$ 1,514	[1]
Money Market Mutual Funds [Member] | Fair Value, Inputs, Level 2 [Member]
Fair value of assets measured on recurring basis	0	[1]	0	[1]
U.S. Government and Agency Securities [Member] | Fair Value, Inputs, Level 1 [Member]
Fair value of assets measured on recurring basis	0		0
U.S. Government and Agency Securities [Member] | Fair Value, Inputs, Level 2 [Member]
Fair value of assets measured on recurring basis	1,164		1,229
Corporate Notes and Bonds [Member] | Fair Value, Inputs, Level 1 [Member]
Fair value of assets measured on recurring basis	0		0
Corporate Notes and Bonds [Member] | Fair Value, Inputs, Level 2 [Member]
Fair value of assets measured on recurring basis	9		11
FDIC Insured Corporate Bonds [Member] | Fair Value, Inputs, Level 1 [Member]
Fair value of assets measured on recurring basis	0		0
FDIC Insured Corporate Bonds [Member] | Fair Value, Inputs, Level 2 [Member]
Fair value of assets measured on recurring basis	211		139
Asset and Mortgage-Backed Securities [Member] | Fair Value, Inputs, Level 1 [Member]
Fair value of assets measured on recurring basis	0		0
Asset and Mortgage-Backed Securities [Member] | Fair Value, Inputs, Level 2 [Member]
Fair value of assets measured on recurring basis	14		23
Forward Foreign Exchange Contracts [Member] | Fair Value, Inputs, Level 1 [Member]
Fair value of assets measured on recurring basis	0	[2]	0	[2]
Fair value of liabilities measured on recurring basis	0	[2]	0	[2]
Forward Foreign Exchange Contracts [Member] | Fair Value, Inputs, Level 2 [Member]
Fair value of assets measured on recurring basis	1	[2]	1	[2]
Fair value of liabilities measured on recurring basis	(7)	[2]	(3)	[2]
Fair Value, Inputs, Level 1 [Member]
Fair value of assets measured on recurring basis	189		1,514
Fair Value, Inputs, Level 2 [Member]
Fair value of assets measured on recurring basis	$ 1,392		$ 1,400

[1] Included in cash and cash equivalents in the accompanying condensed consolidated balance sheets.

[2] The asset and the liability values are included in deferred income taxes and other current assets and other current liabilities, respectively, in the accompanying condensed consolidated balance sheets. See Note 1 for additional information on derivative instruments.