Stockholders' Equity - Schedule of Reconciliation of the Number of Shares of Common Stock and Dividends Per Share (Details) - $ / shares shares in Millions	3 Months Ended		6 Months Ended
	Aug. 02, 2020	Aug. 04, 2019	Aug. 02, 2020	Aug. 04, 2019	Feb. 02, 2020
Common stock:
Balance at beginning of period (in shares)	1,788	1,784	1,786	1,782
Shares issued under employee stock plans (in shares)	0	1	2	3
Balance at end of period (in shares)	1,788	1,785	1,788	1,785
Treasury stock:
Balance at beginning of period (in shares)	(712)	(683)	(709)	(677)
Repurchases of common stock (in shares)	0	(6)	(3)	(12)
Balance at end of period (in shares)	(712)	(689)	(712)	(689)
Shares outstanding at end of period (in shares)	1,076	1,096	1,076	1,096	1,077
Cash dividends per share (in usd per share)	$ 1.50	$ 1.36	$ 3.00	$ 2.72