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Segment Information - Selected Financial Information By Reportable Segment and Reconcilliations Of Operating Income (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 27, 2012	Oct. 29, 2011	Oct. 27, 2012	Oct. 29, 2011
Segment Reporting Information [Line Items]
Operating income	$ 520	$ 346	$ 1,340	$ 1,066
Stores Reportable Segment
Segment Reporting Information [Line Items]
Operating income	403	255	1,043	836
Direct Reportable Segment
Segment Reporting Information [Line Items]
Operating income	$ 117	$ 91	$ 297	$ 230

X

- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

+ Details

Name:	us-gaap_OperatingIncomeLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration