Income Taxes Tax Rate Reconciliation (Details) - USD ($)	3 Months Ended	12 Months Ended
	Feb. 03, 2018	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Effective Income Tax Rate Reconciliation, Amount [Abstract]
Federal income tax at the statutory rate		$ 396,000,000	$ 613,000,000	$ 635,000,000
State income taxes, net of federal benefit		58,000,000	44,000,000	38,000,000
Benefit from foreign operations		0	(85,000,000)	(46,000,000)
Other		(7,000,000)	(37,000,000)	(18,000,000)
Tax Act	$ 283,000,000	(23,000,000)	283,000,000	0
Income tax expense		$ 424,000,000	$ 818,000,000	$ 609,000,000
Effective income tax rate		22.40%	45.00%	33.50%