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Capital Stock and Earnings Per Share - Additional Information (Detail)
 12 Months Ended
Nov. 06, 2018
shares
Feb. 02, 2019
USD ($)
$ / shares
shares
Feb. 03, 2018
USD ($)
$ / shares
shares
Jan. 28, 2017
USD ($)
shares
Capital Unit [Line Items]        
Stock split ratio, common stock   2    
Issuance of common stock in result from stock split (in shares) 617,000,000      
Common stock, shares authorized (in shares) 600,000,000 1,800,000,000    
Common stock repurchased and retired | $   $ 2,400,000,000 $ 1,600,000,000 $ 1,700,000,000
Repurchase of common stock (in shares)   50,800,000 44,400,000 44,600,000
Preferred stock, shares authorized (in shares)   5,000,000    
Preferred stock, par value ($ per share) | $ / shares   $ 1 $ 1  
Antidilutive options excluded (in shares)   6,100,000 24,900,000 16,300,000
Trade Date Basis        
Capital Unit [Line Items]        
Common stock repurchased and retired (in shares)   51,800,000    
Common stock repurchased and retired | $   $ 2,500,000,000    
Stock Repurchase Programs 2018        
Capital Unit [Line Items]        
Remaining available stock under stock repurchase plan | $   1,700,000,000    
Stock Repurchase Programs 2019        
Capital Unit [Line Items]        
Stock repurchase program, common stock purchase value | $   $ 1,500,000,000.0