Financial Instruments and Risk Management (Fair Value Derivative Contracts on Gross Basis by Type of Contract) (Details) - Forward Foreign Exchange Contracts [Member] - Derivatives Designated as Hedging Instruments [Member] - USD ($) $ in Millions	Feb. 02, 2019	Feb. 03, 2018
Current Assets [Member]
Derivative [Line Items]
Fair value of derivative hedging assets		$ 1
Current Liabilities [Member]
Derivative [Line Items]
Fair value of derivative hedging liability	$ 1	$ 1