Legal and Regulatory [Line Items] [Line Items]

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- Definition

Loss Contingency, Damages Sought, Per Claim

+ References

No definition available.

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- Definition

Loss Contingency, Unsolicited Advertisements

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No definition available.

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- Definition

Percent Of Settlement Reporting Entity Would Pay

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No definition available.

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- Definition

Percentage of Opt Out Merchants to Terminate

+ References

No definition available.

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- Definition

Carrying amount of reserve for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs, which is expected to be paid within one year of the date of the statement of financial position.

+ References

+ Details

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- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

+ Details

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- Definition

Amount of increase (decrease) in loss contingency liability.

+ References

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- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483076/450-20-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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-URI https://asc.fasb.org//1943274/2147483076/450-20-50-4

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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-Paragraph 9
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483076/450-20-50-9

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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482425/460-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
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-Publisher FASB
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- Definition

Number of defendants named in a legal action.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483076/450-20-50-4

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section 50
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-URI https://asc.fasb.org//1943274/2147483076/450-20-50-9

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- Definition

Number of plaintiffs that have filed claims pertaining to a loss contingency.

+ References

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- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Subparagraph (g)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-25

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- Definition

Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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Legal and Regulatory Proceedings (Details) £ in Millions, € in Billions	1 Months Ended				3 Months Ended			9 Months Ended
	Jan. 31, 2021 USD ($) defendant	Sep. 30, 2019 USD ($)	Oct. 31, 2011 plaintiff	Feb. 28, 2011	Sep. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) fax	Sep. 30, 2023 GBP (£) fax	Sep. 30, 2023 EUR (€) fax	Sep. 30, 2022 USD ($)	Sep. 30, 2023 GBP (£)	Dec. 31, 2022 USD ($)	Sep. 30, 2018
Legal And Regulatory
Accrued litigation					$ 475,000,000			$ 475,000,000					$ 1,094,000,000
Cash paid for litigation settlement					600,000,000
Restricted cash for litigation settlement					0			0					589,000,000
Provision for litigation					0		$ 208,000,000	$ 231,000,000			$ 341,000,000
Unsolicited faxes \| fax								381,000	381,000	381,000
Damages sought per fax (in usd per fax)								$ 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					464,000,000			464,000,000					$ 894,000,000
Loss contingency accrual, period increase						$ 211,000,000
Maximum \| U.S. Merchant Litigation - Class Litigation
Legal And Regulatory
Percentage of merchant opt outs to terminate agreement														25.00%
2022 Mastercard and Visa Proposed Collective Action Complaint in the U.K.
Legal And Regulatory
Amount of damages sought (that exceeds)								600,000,000	£ 500
Proposed U.K. Interchange Collective Action
Legal And Regulatory
Amount of damages sought (that exceeds)								12,000,000,000	£ 10,000
ATM Operators Complaint
Legal And Regulatory
Amount of damages sought (that exceeds)		$ 1,000,000,000
Number of plaintiffs in case \| plaintiff			13
U.S. Liability Shift Litigation
Legal And Regulatory
Amount of damages sought (that exceeds)	$ 1,000,000,000
Number of defendants \| defendant	4
Portugal Proposed Interchange Collective Action
Legal And Regulatory
Amount of damages sought (that exceeds)								400,000,000		€ 0.4
Unresolved \| U.K. Merchant Lawsuit Settlement
Legal And Regulatory
Unresolved damages claims					$ 1,400,000,000			$ 1,400,000,000				£ 1,100