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Condensed Consolidated Financial Statement Details - Visa Europe and Contingent Value Rights - Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Contingent Value Rights [Line Items]          
Contingent value rights, fair value $ 411   $ 411   $ 401
Other nonoperating income (expense)          
Contingent Value Rights [Line Items]          
Contingent value rights at fair value, increase $ (3) $ 48 $ 12 $ 74  
Visa Europe to Visa, Inc.          
Contingent Value Rights [Line Items]          
Percentage of disposal proceeds due to counterparty, net of tax (percent) 90.00%   90.00%    
Contingent value rights $ 90   $ 90   $ 70