Revenue Recognition Contract with Customer (Details) - USD ($) $ in Millions	6 Months Ended
	Aug. 04, 2018	Feb. 04, 2018
Contract with Customer, Asset and Liability [Abstract]
Contract with Customer, Asset, Net	$ 584	$ 674
Contract with Customer, Liability, Current, Unredeemed gift cards	275	316
Contract with Customer, Liability, Current, Deferred revenue	438	408
Contract with Customer, Liability, Current, Accrued liabilities	148	151
Contract with Customer, Liability, Noncurrent	15	22
Contract with Customer, Asset, Accumulated Allowance for Credit Loss	15	$ 24
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense	19
Valuation Allowances and Reserves, Other	$ (28)