Basis of Presentation (Schedule of Cumulative On Adoption Impact ) (Details) - USD ($) $ in Millions		Aug. 03, 2019	Feb. 03, 2019		Feb. 02, 2019	Aug. 04, 2018
Assets
Other current assets		$ 409	$ 401		$ 466	$ 510
Net property and equipment		2,361	2,337		2,510	2,432
Operating lease assets		2,774	2,732
Other assets		686	611		606	365
Liabilities
Accrued liabilities		799	954		982	813
Current portion of operating lease liabilities		643	712
Current portion of long-term debt		14	13		56	47
Long-term liabilities		640	635		750	777
Long-term operating lease liabilities		2,230	2,135
Long-term debt		1,247	1,192		1,332	801
Equity
Retained earnings		2,965	2,963		2,985	$ 2,863
As Reported [Member]
Assets
Other current assets					466
Net property and equipment					2,510
Other assets					606
Liabilities
Accrued liabilities					982
Current portion of long-term debt					56
Long-term liabilities					750
Long-term debt					1,332
Equity
Retained earnings					$ 2,985
Adoption of ASU 2016-02 [Member]
Assets
Operating lease assets			2,700
Adoption of ASU 2016-02 [Member] | Restatement Adjustment [Member]
Assets
Other current assets	[1]		(65)
Net property and equipment	[2]		(173)
Operating lease assets	[3]		2,732
Other assets	[4]		5
Liabilities
Accrued liabilities	[5]		(28)
Current portion of operating lease liabilities	[6]		712
Current portion of long-term debt	[2]		(43)
Long-term liabilities	[5]		(115)
Long-term operating lease liabilities	[6]		2,135
Long-term debt	[2]		(140)
Equity
Retained earnings		$ 3	$ (22)	[7]

[1] Represents the reclassification of prepaid rent and leasehold acquisition costs to Operating lease assets.

[2] Represents the derecognition of financing obligations and reclassification to Operating lease assets.

[3] Represents the capitalization of operating lease assets and the reclassification of prepaid rent and leasehold acquisition costs, offset by the reclassification of straight-line rent accruals, tenant improvement allowances and vacant space reserves.

[4] Represents the deferred tax impact of the on-adoption adjustments.

[5] Represents the reclassification of straight-line rent accruals, tenant improvement allowances and vacant space reserves to Operating lease assets.

[6] Represents the recognition of operating lease liabilities.

[7] Represents the net-of-tax retained earnings impact of impairment charges and the derecognition of financing obligations.