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Description of Business and Summary of Significant Accounting Policies (Narrative) (Details)
$ in Millions
 12 Months Ended
Jan. 30, 2021
USD ($)
Feb. 01, 2020
USD ($)
Feb. 02, 2019
USD ($)
Feb. 03, 2018
USD ($)
Accounting Policies [Abstract]        
Original Capital Expenditures Forecast $ 550      
Capital Expenditures 228 $ 458 $ 629  
Aggregate Long Term Debt Principal Issued in Period 2,250      
Extinguishment of Debt, Amount 1,259      
Increase (Decrease) In Operating Expenses Due To Covid-19 $ 55      
Maturity of short term investments, maximum, in days 90      
Outstanding Check Carrying Amount $ 9 15    
Restricted Cash 30      
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents 3,933 1,499 1,413 $ 1,515
Advertising expense $ 352 $ 428 $ 476  
Lessee, Operating Lease, Term of Contract 10 years