Weighted Average Common Shares (Reconciliation of Basic to Diluted Weighted Average Common Shares) (Details) - shares shares in Millions	3 Months Ended		9 Months Ended
	Nov. 01, 2020	Nov. 03, 2019	Nov. 01, 2020	Nov. 03, 2019
Reconciliation of Basic to Diluted Weighted Average Common Shares:
Basic weighted average common shares (in shares)	1,073	1,089	1,074	1,096
Effect of potentially dilutive securities (in shares)	5	5	4	4
Diluted weighted average common shares (in shares)	1,078	1,094	1,078	1,100
Anti-dilutive securities excluded from diluted weighted average common shares (in shares)	0	0	0	0