Shareholders' Equity (Repurchase of Common Stock) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Shareholders' Equity [Abstract]
Total cost of shares repurchased	$ 1,009	$ 1,493	$ 2,009
Average price per share	$ 72.34	$ 70.28	$ 57.16
Number of shares repurchased and retired	14.0	21.2	35.1

Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration