Income Taxes Tax Reform (Details) - USD ($)	3 Months Ended			12 Months Ended
	Feb. 02, 2019	Nov. 03, 2018	Feb. 03, 2018	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Effective Income Tax Rate [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent					33.70%	35.00%
Tax Cuts and Jobs Act, Incomplete Accounting, Transition Tax for Accumulated Foreign Earnings, Provisional Income Tax Expense (Benefit), Reduction				$ 20,000,000
Tax Act			$ 283,000,000	(23,000,000)	$ 283,000,000	$ 0
Tax Cuts and Jobs Act, Incomplete Accounting, Transition Tax for Accumulated Foreign Earnings, Provisional Income Tax Expense (Benefit)	$ (2,000,000)	$ (18,000,000)	209,000,000	(20,000,000)	209,000,000
Tax Cuts and Jobs Act, Transition Tax for Accumulated Foreign Earnings, Income Tax Expense (Benefit)				189,000,000
Tax Cuts and Jobs Act, Incomplete Accounting, Change in Tax Rate, Deferred Tax Asset (Liability), Provisional Income Tax Expense (Benefit), Reduction				3,000,000
Tax Cuts and Jobs Act, Incomplete Accounting, Change in Tax Rate, Deferred Tax Asset (Liability), Provisional Income Tax Expense (Benefit)		$ (5,000,000)	$ 74,000,000	(5,000,000)	$ 74,000,000
Tax Cuts and Jobs Act, Change in Tax Rate, Deferred Tax Asset (Liability), Income Tax Expense (Benefit)				$ 71,000,000
Adjustment for Tax Act [Member]
Effective Income Tax Rate [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent					21.00%