Weighted Average Common Shares (Reconciliation of Basic to Diluted Weighted Average Common Shares) (Details) - shares shares in Millions	3 Months Ended	6 Months Ended
Aug. 04, 2019	Jul. 29, 2018	Aug. 04, 2019	Jul. 29, 2018
Reconciliation of Basic to Diluted Weighted Average Common Shares:
Basic weighted average common shares	1,095	1,144	1,098	1,148
Effect of potentially dilutive securities	4	5	5	6
Diluted weighted average common shares	1,099	1,149	1,103	1,154
Anti-dilutive securities excluded from diluted weighted average common shares	0	0	1	0

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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- Definition

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
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- 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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 260
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-Section 45
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- References

No definition available.

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