Fair Value Measurements (Fair Value, Assets And Liabilities Measured On Recurring Basis) (Details) - USD ($) $ in Millions	May 04, 2019	Feb. 02, 2019	May 05, 2018
Assets:
Cash and Cash Equivalents	$ 1,146	$ 1,413	$ 1,032
Available-for-sale Securities	8	11	17
Foreign Currency Cash Flow Hedge Asset at Fair Value	3	2	1
Liabilities:
Foreign Currency Cash Flow Hedge Liability at Fair Value			2
Fair Value, Inputs, Level 1 [Member]
Assets:
Cash and Cash Equivalents	1,146	1,413	1,032
Available-for-sale Securities	8	11	17
Foreign Currency Cash Flow Hedge Asset at Fair Value	0	0	0
Liabilities:
Foreign Currency Cash Flow Hedge Liability at Fair Value			0
Fair Value, Inputs, Level 2 [Member]
Assets:
Cash and Cash Equivalents	0	0	0
Available-for-sale Securities	0	0	0
Foreign Currency Cash Flow Hedge Asset at Fair Value	3	2	1
Liabilities:
Foreign Currency Cash Flow Hedge Liability at Fair Value			2
Fair Value, Inputs, Level 3 [Member]
Assets:
Cash and Cash Equivalents	0	0	0
Available-for-sale Securities	0	0	0
Foreign Currency Cash Flow Hedge Asset at Fair Value	$ 0	$ 0	0
Liabilities:
Foreign Currency Cash Flow Hedge Liability at Fair Value			$ 0