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Stock-Based Compensation (Narrative) (Details) - USD ($)
shares in Millions, $ in Millions
12 Months Ended
Jan. 29, 2022
Jan. 30, 2021
Feb. 01, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares of common stock issued under deferred and stock-based compensation plan arrangement 1.6 2.2 2.1
Common stock, shares authorized 1,000.0 1,000.0  
Common stock, shares outstanding 159.4 157.8  
Other current liabilities $ 1,160 $ 1,048  
Restricted stock units [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period, in years 4 years    
Total fair value of units vested $ 50 $ 44 $ 65
Total unrecognized stock-based compensation expense related to nonvested share-based awards $ 61    
Weighted-average period that unrecognized stock-based compensation expense is expected to be recognized 28 months    
Stock options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total unrecognized stock-based compensation expense related to nonvested share-based awards $ 12    
Weighted-average period that unrecognized stock-based compensation expense is expected to be recognized 18 months    
Option expiration period, in years 10 years    
Stock options [Member] | Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period, in years 4 years    
Stock options [Member] | Minimum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period, in years 2 years    
Employee stock purchase plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Maximum percentage of employee payroll deductions under ESPP 15.00%    
ESPP offering period 6 months    
Percentage of fair market value for purchase of shares of common stock in ESPP 90.00%    
Shares authorized under Employee Stock Purchase Plan 16.1    
Shares available for issuance under Employee Stock Purchase Plan 3.3    
Shares issued under Employee Stock Purchase Plan 0.5 1.0  
Other current liabilities $ 6 $ 5  
2019 Equity Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Maximum aggregate number of shares to be issued 24.5    
Common stock, shares authorized 24.5    
Common stock, shares outstanding 15.0    
Shares available for grant under equity incentive plan 17.4