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Share-Based Compensation (Total Compensation Expense Included in SG&A and the Related Tax Benefits Recognized) (Details) - USD ($)
$ in Millions
12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]      
Total share-based compensation expense $ 15 $ 22 [1] $ 22 [1]
Tax benefit recognized 4 6 8
Stock Option Plans [Member]      
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]      
Allocated share-based compensation expense 9 10 11
Restricted Stock [Member]      
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]      
Allocated share-based compensation expense $ 6 $ 12 $ 11
[1] Amounts for 2016 and 2015 have been revised from previously reported amounts to reflect the adoption of new accounting standards in 2017. For additional information, see Note 1, Summary of Significant Accounting Policies.