v2.4.0.8

Employee Benefit Plans (Summary Of Stock Option Activity) (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended	12 Months Ended
	Oct. 26, 2013	Jul. 27, 2013
Employee Service Share-based Compensation, Aggregate Disclosures [Abstract]
Beginning balance, Number Outstanding (in shares)	276	520
Share Based Compensation Arrangement By Share Based Payment Award Options Assumed From Acquisitions In Period	3	10
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in shares)	(24)	(154)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	(6)	(100)
Ending balance, Number Outstanding (in shares)	249	276
Weighted-average exercise price per share, beginning balance	$ 24.44	$ 22.68
Share Based Compensation Arrangement By Share Based Payment Award Options Assumed From Acquisition In Period Weighted Average Exercise Price	$ 6.03	$ 0.77
Exercised, weighted-average exercise price per share	$ 19.01	$ 18.51
Canceled/forfeited/expired, weighted-average exercise price per share	$ 29.16	$ 22.18
Weighted-average exercise price per share, beginning balance	$ 24.62	$ 24.44

X

- Definition

Share Based Compensation Arrangement By Share Based Payment Award Options Assumed From Acquisition In Period Weighted Average Exercise Price

+ References

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Share Based Compensation Arrangement By Share Based Payment Award Options Assumed From Acquisitions In Period

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- Definition

Weighted average price of options that were either forfeited or expired.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iv)(3)-(4)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iv)(3)

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Number of options outstanding, including both vested and non-vested options.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901



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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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- Definition

Number of share options (or share units) exercised during the current period.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



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