Potential percentage of grant under performance plan

No definition available.

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- Definition

Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Total Award Vested By Year One

+ References

No definition available.

+ Details

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- Definition

Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Total Award Vested By Year Three

+ References

No definition available.

+ Details

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- Definition

Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Total Award Vested By Year Two

+ References

No definition available.

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- Definition

Percentage Recipients Received Based On Performance

+ References

No definition available.

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- Definition

Share Based Compensation Arrangement Share Based Payment Award Options Vested Contractual Exercise Term

+ References

No definition available.

+ Details

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F

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- Definition

Unrecognized cost of unvested share-based compensation awards.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

+ 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 (h)(1)(i)

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- Definition

Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 20

-Section 55

-Paragraph 24

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- Definition

The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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-Publisher FASB

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-Topic 718

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-Subparagraph (j)

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-Topic 230

-SubTopic 10

-Section 45

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-Subparagraph (a)

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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-Paragraph 2

-Subparagraph (a)(1)

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target 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)(2)(iii)(1)

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(1)

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ 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)(2)(i)-(ii)

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- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

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-Paragraph 2

-Subparagraph (c)(2)(i)-(ii)

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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

+ 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 (d)(2)

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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-Paragraph 2

-Subparagraph (a)(3)

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

+ 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 (d)(2)

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Stock-based Compensation (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended					0 Months Ended	12 Months Ended
	Aug. 03, 2014	Jul. 28, 2013	Jul. 29, 2012	Aug. 03, 2014 EPS Performance Restricted Stock Units [Member]	Aug. 03, 2014 Strategic Performance Restricted Stock Units [Member]	Jul. 01, 2011 Special Retention Time Lapse Restricted Stock Units [Member]	Aug. 03, 2014 Time Lapse E P S And Strategic Performance Restricted Stock Units [Member]	Jul. 28, 2013 Time Lapse E P S And Strategic Performance Restricted Stock Units [Member]	Jul. 29, 2012 Time Lapse E P S And Strategic Performance Restricted Stock Units [Member]	Aug. 03, 2014 TSR Performance Restricted Stock/Units [Member]	Jul. 28, 2013 TSR Performance Restricted Stock/Units [Member]	Jul. 29, 2012 TSR Performance Restricted Stock/Units [Member]	Aug. 03, 2014 Discontinued Operations [Member]	Jul. 28, 2013 Discontinued Operations [Member]	Jul. 29, 2012 Discontinued Operations [Member]	Aug. 03, 2014 Minimum [Member] EPS Performance Restricted Stock Units [Member]	Aug. 03, 2014 Minimum [Member] Strategic Performance Restricted Stock Units [Member]	Aug. 03, 2014 Minimum [Member] TSR Performance Restricted Stock/Units [Member]	Aug. 03, 2014 Maximum [Member] EPS Performance Restricted Stock Units [Member]	Aug. 03, 2014 Maximum [Member] Strategic Performance Restricted Stock Units [Member]	Aug. 03, 2014 Maximum [Member] TSR Performance Restricted Stock/Units [Member]	Aug. 03, 2014 2003 Long Term Incentive Plan [Member]	Aug. 03, 2014 Previous Long-Term Plan [Member]	Aug. 03, 2014 2003 And Previous Long-Term Plan [Member]	Aug. 03, 2014 2005 Long Term Incentive Plan [Member]
Stock-based Compensation
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized																						28,000,000	3,200,000	31,200,000	6,000,000
Share Based Compensation Arrangement Share Based Payment Award Vested Options Contractual Exercise Term	10 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years					2 years
Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Total Award Vested By Year One	30.00%
Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Total Award Vested By Year Two	60.00%
Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Total Award Vested By Year Three	100.00%
Potential Percentage Of Grant Under Performance Plan																0.00%	0.00%	0.00%	100.00%	200.00%	225.00%
Pre-tax stock-based compensation expense	$ 56	$ 109	$ 76										$ 1	$ 4	$ 3
Tax-related benefits	21	42	29
Total intrinsic value of options exercised	12	36	31
Nonvested, Units				251,000	887,000		2,994,000	4,208,000		861,000	1,458,000
Nonvested, Weighted-Average Grant-Date Fair Value				$ 37.49	$ 37.80		$ 37.69	$ 34.05		$ 38.15	$ 41.88
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period						400,000	1,742,000			458,000		0
Granted, Weighted-Average Grant-Date Fair Value						$ 34.65	$ 39.97	$ 35.44	$ 32.38	$ 36.26	$ 39.76
Remaining unearned compensation on nonvested awards							34			15
Weighted-average remaining service period, years							1 year 8 months			1 year 9 months
Fair value of restricted units and shares vested							106	57	38
Percentage recipients received based on performance										0.00%	0.00%
Excess tax benefits on stock-based compensation	13	12	8
Cash received from the exercise of stock options	$ 18	$ 83	$ 112