Pension And Postretirement Benefits (Schedule of Estimated Future Benefit Payments) (Details) $ in Millions	Jul. 28, 2024 USD ($)
Pension Plan, Defined Benefit [Member]
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months	$ 130
Defined Benefit Plan, Expected Future Benefit Payment, Year Two	121
Defined Benefit Plan, Expected Future Benefit Payment, Year Three	115
Defined Benefit Plan, Expected Future Benefit Payment, Year Four	111
Defined Benefit Plan, Expected Future Benefit Payment, Year Five	105
Defined Benefit Plan, Expected Future Benefit Payment, Five Fiscal Years Thereafter	484
Other Postretirement Benefit Plan, Defined Benefit [Member]
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months	17
Defined Benefit Plan, Expected Future Benefit Payment, Year Two	16
Defined Benefit Plan, Expected Future Benefit Payment, Year Three	15
Defined Benefit Plan, Expected Future Benefit Payment, Year Four	14
Defined Benefit Plan, Expected Future Benefit Payment, Year Five	13
Defined Benefit Plan, Expected Future Benefit Payment, Five Fiscal Years Thereafter	$ 56

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- Definition

Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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- Definition

Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

+ References

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Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.

+ References

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Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.

+ References

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

+ References

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

+ References

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