Pension And Postretirement Benefits (Schedule of Estimated Future Benefit Payments) (Details) (USD $) In Millions, unless otherwise specified	Aug. 03, 2014
Pension Plan, Defined Benefit [Member]
2015	$ 151
2016	152
2017	153
2018	154
2019	160
2020-2024	838
Other Postretirement Benefit Plan, Defined Benefit [Member]
2015	29
2016	30
2017	31
2018	31
2019	31
2020-2024	$ 145

Amount of benefits expected to be paid in the five fiscal years after the fifth fiscal year following the latest fiscal year from a defined benefit plan.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (f)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920

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- Definition

Amount of benefits expected to be paid in the next fiscal year following the latest fiscal year from a defined benefit plan.

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Amount of benefits expected to be paid in the fifth fiscal year following the latest fiscal year from a defined benefit plan.

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Amount of benefits expected to be paid in the fourth fiscal year following the latest fiscal year from a defined benefit plan.

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Amount of benefits expected to be paid in the third fiscal year following the latest fiscal year from a defined benefit plan.

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Amount of benefits expected to be paid in the second fiscal year following the latest fiscal year from a defined benefit plan.

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