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Stock-Based Compensation - Summary of Stock Based Compensation Grants (Details) (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013	Jul. 28, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense	$ 18	$ 12	$ 27	$ 24
Stock options granted			489	1,135
Restricted shares, excluding shares earned in lieu of cash dividends, granted			859	799
Total stock-based compensation grants	1,348	1,934	1,348	1,934
Stock options			$ 10.37	$ 11.64
Restricted shares			$ 47.91	$ 48.36
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense	6	5	9	10
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense	$ 12	$ 7	$ 18	$ 14

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.

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