Quarterly Information Quarterly Financial Information (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Feb. 02, 2019	Nov. 03, 2018	Aug. 04, 2018	May 05, 2018	Feb. 03, 2018	Oct. 28, 2017	Jul. 29, 2017	Apr. 29, 2017	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Quarterly Financial Data [Abstract]
Revenues	$ 4,623	$ 4,089	$ 4,085	$ 3,783	$ 4,778	$ 3,838	$ 3,799	$ 3,440	$ 16,580	$ 15,855	$ 15,516
Gross Profit	1,645	1,623	1,627	1,427	1,759	1,525	1,479	1,303	6,322	6,066	5,640
Net income	$ 276	$ 266	$ 297	$ 164	$ 205	$ 229	$ 271	$ 143	$ 1,003	$ 848	$ 676
Earnings per share - basic (in dollars per share)	$ 0.72	$ 0.69	$ 0.77	$ 0.42	$ 0.53	$ 0.59	$ 0.69	$ 0.36	$ 2.61	$ 2.16	$ 1.69
Earnings per share - diluted (in dollars per share)	$ 0.72	$ 0.69	$ 0.76	$ 0.42	$ 0.52	$ 0.58	$ 0.68	$ 0.36	$ 2.59	$ 2.14	$ 1.69