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Other Noncurrent Assets and Liabilities - Narratives (Details) - USD ($)		12 Months Ended
	Sep. 17, 2020	Dec. 31, 2020	Dec. 31, 2019
Noncurrent Assets and Liabilities
Restricted cash non current		$ 0	$ 540,000,000
Contingent value rights, fair value		401,000,000	838,000,000
Former Legacy Worldpay Owners
Noncurrent Assets and Liabilities
Contingent value rights, payment tranche one	$ 185,000,000
Visa Europe to Visa, Inc.
Noncurrent Assets and Liabilities
Restricted cash		0
Convertible Preferred Stock | Visa, Inc. Released Preferred Stock
Noncurrent Assets and Liabilities
Contingent value rights, proceeds from common stock converted from preferred stock and sold, before tax		552,000,000
Contingent value rights, proceeds from common stock converted from preferred stock and sold, net of tax		$ 403,000,000
Visa Europe to Visa, Inc.
Noncurrent Assets and Liabilities
Percentage of net proceeds from disposal due to previous owner per contingent value right (percent)		90.00%
Restricted cash non current			540,000,000
Unrealized change in equity investments		$ 78,000,000	5,000,000
Visa Europe to Visa, Inc. | Preferred Stock
Noncurrent Assets and Liabilities
Contingent value rights, fair value		$ 70,000,000	$ 400,000,000
Visa Europe to Visa, Inc. | Convertible Preferred Stock | Former Legacy Worldpay Owners
Noncurrent Assets and Liabilities
Percentage of net proceeds from disposal due to previous owner per contingent value right (percent)		90.00%

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