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Taxes (Reconciliation Of Beginning And Ending Amount Of Unrecognized Tax Benefits) (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Taxes Payable [Abstract]
Unrecognized tax benefits	$ 149	$ 140	$ 140	$ 133	$ 149	$ 140
Income Tax Examination, Penalties and Interest Accrued				60	56
Balance, beginning of period	149	140	167
Additions based on tax positions related to the current year	18	17	7
Additions for tax positions of prior years	11	13	0
Reductions for tax positions of prior years	(20)	(12)	(23)
Settlements	(16)	0	(2)
Statute expirations	(9)	(9)	(9)
Balance, end of period	$ 133	$ 149	$ 140
Current Income Taxes [Member]
Taxes Payable [Abstract]
Current income taxes				12	28	11
Income Tax Examination, Penalties and Interest Accrued				4	28
Long term deferred income taxes [Member]
Taxes Payable [Abstract]
Long-term uncertian tax positions				4	4	4
Other Noncurrent Liabilities [Member]
Taxes Payable [Abstract]
Long-term uncertian tax positions				117	117	$ 125
Income Tax Examination, Penalties and Interest Accrued				$ 56	$ 28