Legal and Regulatory Proceedings (Details) £ in Millions, € in Billions	1 Months Ended							3 Months Ended	12 Months Ended					30 Months Ended
	Mar. 31, 2021 GBP (£)	Jun. 30, 2020 claimant	Sep. 30, 2019 USD ($)	Jul. 31, 2018 claimant	Jan. 31, 2017 claimant	Oct. 31, 2011 plaintiff	Feb. 28, 2011	Dec. 31, 2020 USD ($)	Dec. 31, 2022 USD ($) fax claimant	Dec. 31, 2022 GBP (£) fax	Dec. 31, 2022 EUR (€) fax	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Jun. 30, 2019 claimant	Dec. 31, 2022 GBP (£) claimant	Jul. 31, 2019
Legal And Regulatory
Accrued litigation									$ 1,094,000,000			$ 840,000,000
Restricted cash for litigation settlement									589,000,000			586,000,000
Provision for litigation									$ 356,000,000			94,000,000	$ 73,000,000
Loss contingency, unsolicited advertisements | fax									381,000	381,000	381,000
Loss contingency, damages sought, per claim									$ 500
Event Involving Visa Parties, Member Banks and Mastercard
Legal And Regulatory
Percent of settlement Mastercard would pay							12.00%
Event Involving Member Banks and Mastercard
Legal And Regulatory
Percent of settlement Mastercard would pay							36.00%
U.S. Merchant Lawsuit Settlement
Legal And Regulatory
Accrued litigation									894,000,000			$ 783,000,000
Additional litigation accrual									133,000,000
Maximum | U.S. Merchant Litigation - Class Litigation
Legal And Regulatory
Percentage of Opt Out Merchants to Terminate																25.00%
U.K. Merchant Lawsuit Settlement
Legal And Regulatory
Provision for litigation									223,000,000				$ 28,000,000
U.K. Merchant claimants
Legal And Regulatory
Number of claimants in case | claimant				4	10
U.K. Merchant claimants | U.K. Merchant Claimants, Sent Back To Trial Court, Liability And Damages Issues
Legal And Regulatory
Loss Contingency, Pending Claims, Number | claimant		3
2022 Mastercard and Visa Proposed Collective Action Complaint in the U.K.
Legal And Regulatory
Amount of damages sought (approximately)									600,000,000	£ 500
Proposed U.K. Interchange Collective Action
Legal And Regulatory
Amount of damages sought (approximately)									17,000,000,000	£ 14,000
Portugal Proposed Interchange Collective Action
Legal And Regulatory
Amount of damages sought (approximately)									$ 400,000,000		€ 0.4
ATM Operators Complaint
Legal And Regulatory
Number of claimants in case | plaintiff						13
Amount of damages sought (approximately)			$ 1,000,000,000
U.S. Liability Shift Litigation
Legal And Regulatory
Loss Contingency, Pending Claims, Number | claimant									4						4
Amount of damages sought (approximately)									$ 1,000,000,000
U.K. Prepaid Cards Matter
Legal And Regulatory
Litigation settlement, amount awarded to other party | £	£ 32
Litigation charge								$ 45,000,000
Pending Litigation | U.K. Merchant Lawsuit Settlement
Legal And Regulatory
Loss Contingency, Estimate of Possible Loss									$ 700,000,000						£ 600
Appealing judgment | U.K. Merchant claimants
Legal And Regulatory
Loss Contingency, Claims Settled, Number | claimant														3
Judicial Ruling | 2016 U.K. Merchant Claimants | Unfavorable Regulatory Action
Legal And Regulatory
Loss Contingency, Claims Settled, Number | claimant														1
Judicial Ruling | 2017 U.K. Merchant Claimants
Legal And Regulatory
Loss Contingency, Claims Settled, Number | claimant		1		3
Judicial Ruling | 2017 U.K. Merchant Claimants | Unfavorable Regulatory Action
Legal And Regulatory
Loss Contingency, Claims Settled, Number | claimant				2
Settled Litigation | U.K. Merchant claimants | U.K. Merchant Claimants, Sent Back To Trial Court, Liability And Damages Issues
Legal And Regulatory
Loss Contingency, Pending Claims, Number | claimant									4						4