Fair Value Measurements (Summary Of Carrying Value And Fair Value Estimate Of Long-Term Debt) (Details) - USD ($) $ in Millions	Apr. 30, 2022	Jan. 29, 2022	May 01, 2021
Fair Value Measurements, Long-term Debt [Line Items]
Carrying value of long-term debt	$ 2,854	$ 2,853	$ 3,347
Level 2 [Member]
Fair Value Measurements, Long-term Debt [Line Items]
Fair value of long-term debt	$ 2,544	$ 2,758	$ 3,480

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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-Section 50
-Paragraph 1D
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-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611

Name:	us-gaap_DebtInstrumentFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant