Taxes On Earnings (Schedule Of Provision For Income Taxes On Earnings From Continuing Operations) (Details) (USD $) In Millions	12 Months Ended
Jul. 31, 2011	Aug. 01, 2010	Aug. 02, 2009
Taxes On Earnings
Currently payable, Federal	$ 215	$ 253	$ 145
Currently payable, State	27	46	12
Currently payable, Non-U.S.	78	45	46
Currently payable	320	344	203
Deferred, Federal	47	38	142
Deferred, State	(2)	1	9
Deferred, Non-U.S.	1	15	(7)
Deferred tax expense	46	54	144
Taxes on earnings	366	398	347
Earnings from continuing operations before income taxes, United States	944	1,051	976
Earnings from continuing operations before income taxes, Non-U.S.	224	191	103
Earnings before taxes	$ 1,168	$ 1,242	$ 1,079

The component of income tax expense for the period representing amounts paid or payable (or refundable) as determined by applying the provisions of enacted federal tax law to the domestic taxable Income or Loss from continuing operations.

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