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Business and Summary of Accounting Policies Tax Effects of Interest Rate Derivatives in Other Comprehensive (Loss) Income (Details) - USD ($)
$ in Millions
12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Organization Consolidation And Presentation Of Financial Statements [Abstract]      
Before tax amounts, interest rate derivatives $ 5 $ 5 $ 5
Tax (expense) benefit, interest rate derivatives (2) (2) (2)
After-tax amounts, interest rate derivatives $ 3 $ 3 $ 3