Income Taxes Tax Rate Reconciliation (Details) - USD ($)	3 Months Ended	12 Months Ended
	Feb. 03, 2018	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
Effective Income Tax Rate [Line Items]
Tax Cuts and Jobs Act, Incomplete Accounting, Change in Tax Rate, Deferred Tax Asset (Liability), Provisional Income Tax Expense (Benefit)		$ 74,000,000
Tax Cuts and Jobs Act, Incomplete Accounting, Transition Tax for Accumulated Foreign Earnings, Provisional Income Tax Expense (Benefit)		$ 209,000,000
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		33.70%	35.00%	35.00%
Reconciliation of the federal statutory income tax rate to income tax expense
Federal income tax at the statutory rate		$ 613,000,000	$ 635,000,000	$ 458,000,000
State income taxes, net of federal benefit		44,000,000	38,000,000	38,000,000
(Benefit) expense from foreign operations		(85,000,000)	(46,000,000)	5,000,000
Other		(37,000,000)	(18,000,000)	2,000,000
Tax Reform		283,000,000
Income tax expense		$ 818,000,000	$ 609,000,000	$ 503,000,000
Effective income tax rate		45.00%	33.50%	38.40%
Adjustment for Tax Act [Member]
Effective Income Tax Rate [Line Items]
Tax Cuts and Jobs Act, Incomplete Accounting, Change in Tax Rate, Deferred Tax Asset (Liability), Provisional Income Tax Expense (Benefit)	$ 74,000,000
Tax Cuts and Jobs Act, Incomplete Accounting, Transition Tax for Accumulated Foreign Earnings, Provisional Income Tax Expense (Benefit)	209,000,000
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		21.00%
Reconciliation of the federal statutory income tax rate to income tax expense
Tax Reform	$ 283,000,000		$ 0	$ 0