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Stockholders' Equity - Additional Information (Detail)
$ / shares in Units, $ in Billions
 12 Months Ended
Jul. 29, 2022
shares
Sep. 30, 2023
USD ($)
preferredStockSeries
Sep. 30, 2022
USD ($)
Sep. 30, 2021
USD ($)
Oct. 31, 2023
USD ($)
Oct. 24, 2023
$ / shares
Oct. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Class of Stock [Line Items]                
Stock repurchase program, authorized amount             $ 12.0 $ 12.0
Stock repurchase plan, remaining authorized funds   $ 5.0            
Dividends, paid   $ 3.8 $ 3.2 $ 2.8        
Number of series of preferred stock acquired | preferredStockSeries   3            
Subsequent Event                
Class of Stock [Line Items]                
Stock repurchase program, authorized amount         $ 25.0      
Dividends declared, quarterly, per share amount (in dollars per share) | $ / shares           $ 0.52    
Series A convertible participating preferred stock                
Class of Stock [Line Items]                
Issuance of stock (in shares) | shares 176,655              
Preferred stock, conversion rate   100.0000 100.0000          
Visa Europe | Class A equivalent preferred stock                
Class of Stock [Line Items]                
Preferred stock, conversion rate   100