Earnings Per Share (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended	12 Months Ended
Feb. 01, 2013	Nov. 02, 2012	Aug. 03, 2012	May 04, 2012	Feb. 03, 2012	Oct. 28, 2011	Jul. 29, 2011	Apr. 29, 2011	Feb. 01, 2013	Feb. 03, 2012	Jan. 28, 2011
Earnings Per Share [Abstract]
Net income	$ 530	$ 475	$ 732	$ 635	$ 764	$ 893	$ 890	$ 945	$ 2,372	$ 3,492	$ 2,635
Weighted Average Number of Shares Outstanding, Diluted
Basic	1,738	1,735	1,747	1,759	1,778	1,813	1,858	1,908	1,745	1,838	1,944
Weighted Average Number Diluted Shares Outstanding Adjustment									10	15	11
Diluted	1,748	1,742	1,753	1,774	1,796	1,828	1,871	1,923	1,755	1,853	1,955
Earnings Per Share
Earnings per share - basic	$ 0.30	$ 0.27	$ 0.42	$ 0.36	$ 0.43	$ 0.49	$ 0.48	$ 0.50	$ 1.36	$ 1.90	$ 1.36
Earnings per share - diluted	$ 0.30	$ 0.27	$ 0.42	$ 0.36	$ 0.43	$ 0.49	$ 0.48	$ 0.49	$ 1.35	$ 1.88	$ 1.35

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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-Number 210

-Section 03

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+ Details

- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References+ Details

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

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

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-Publisher FASB

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-Glossary Other Comprehensive Income

-URI http://asc.fasb.org/extlink&oid=6519514

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

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-Glossary Net Income

-URI http://asc.fasb.org/extlink&oid=6518256

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-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph A7

-Appendix A

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-Name Accounting Research Bulletin (ARB)

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+ Details

- Definition

The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

+ References+ Details

- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References+ Details

- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 128

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Weighted-Average Number of Common Shares Outstanding

-URI http://asc.fasb.org/extlink&oid=6528421

+ Details