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Derivative Instruments Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type (Details) - USD ($)
$ in Millions
3 Months Ended
May 05, 2018
Apr. 29, 2017
Feb. 03, 2018
Derivatives, Fair Value [Line Items]      
Unrealized Gain (Loss) on Foreign Currency Derivatives, Net, before Tax $ 6 $ 10  
Interest Rate Fair Value Hedges   2  
Foreign Currency Cash Flow Hedge Asset at Fair Value 1 27  
Foreign Currency Cash Flow Hedge Liability at Fair Value 2 1 $ 9
Other Current Assets [Member]      
Derivatives, Fair Value [Line Items]      
Foreign Currency Cash Flow Hedge Asset at Fair Value 1 27 0
Accounts Payable and Accrued Liabilities [Member]      
Derivatives, Fair Value [Line Items]      
Foreign Currency Cash Flow Hedge Liability at Fair Value 2 1 8
Other Noncurrent Liabilities [Member]      
Derivatives, Fair Value [Line Items]      
Foreign Currency Cash Flow Hedge Liability at Fair Value $ 0 $ 0 $ 1