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		9 Months Ended
	Nov. 03, 2019	Oct. 28, 2018	Nov. 03, 2019	Oct. 28, 2018	Feb. 03, 2019
Common stock:
Balance at beginning of period (in shares)	1,785	1,782	1,782	1,780
Shares issued under employee stock plans (in shares)	0	0	3	2
Balance at end of period (in shares)	1,785	1,782	1,785	1,782
Treasury stock:
Balance at beginning of period (in shares)	(689)	(637)	(677)	(622)
Repurchases of common stock (in shares)	(6)	(14)	(18)	(29)
Balance at end of period (in shares)	(695)	(651)	(695)	(651)
Shares outstanding at end of period (in shares)	1,090	1,131	1,090	1,131	1,105
Cash dividends per share (in usd per share)	$ 1.36	$ 1.03	$ 4.08	$ 3.09