Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements and Concentrations of Credit Risk (Estimated Fair Value Of Company Long Term Debt) (Details)

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Fair Value Measurements and Concentrations of Credit Risk (Estimated Fair Value Of Company Long Term Debt) (Details) - USD ($)
$ in Millions
Feb. 02, 2019
Feb. 03, 2018
Long-term debt $ 4,407 $ 5,751
Notional Amount    
Long-term debt 4,671 5,806
Carrying Amount    
Long-term debt $ 4,683 $ 5,835