Financial Instruments and Risk Management (Fair Value Derivative Contracts on Gross Basis by Type of Contract) (Details) - USD ($) $ in Millions	Feb. 01, 2020	Feb. 02, 2019
Forward Foreign Exchange Contracts [Member] \| Derivatives Designated as Hedging Instruments [Member] \| Current Liabilities [Member]
Derivative [Line Items]
Fair value of derivative hedging liability	$ 4	$ 1

Fair value as of the balance sheet date of all foreign currency derivative liabilities designated as cash flow hedging instruments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959

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