Taxes on Earnings Schedule of Activity Related to Unrecognized Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
Jul. 28, 2024	Jul. 30, 2023	Jul. 31, 2022
Income Tax Disclosure [Abstract]
Unrecognized Tax Benefits	$ 15	$ 14	$ 22
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions	2	0	4
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	0	0	(10)
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions	2	2	1
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities	0	0	(2)
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations	(2)	(1)	(1)
Unrecognized Tax Benefits	$ 17	$ 15	$ 14

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Amount of unrecognized tax benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 217
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482663/740-10-55-217

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
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-Paragraph 15A
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-Topic 740
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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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