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Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
May 05, 2018
Apr. 29, 2017
Feb. 03, 2018
Effective Income Tax Rate, Continuing Operations 18.50% 20.60%  
U.S. Federal Statutory Rate before Tax Cuts and Jobs Act     35.00%
U.S. Federal Statutory Tax Rate after Tax Cuts and Jobs Act 21.00%    
Income Taxes Paid $ 11 $ 15