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Settlement and Other Risk Management Estimated Settlement Exposure and Portion of Uncollateralized Settlement Exposure for MasterCard-Branded Transactions (Details) - Guarantee Obligations - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
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Risks Inherent in Servicing Assets and Servicing Liabilities [Line Items] |  |
Gross settlement exposure | $ 78,385 | $ 75,023
Risk mitigation arrangements applied to settlement exposure | (13,466) | (12,167)
Net settlement exposure | $ 64,919 | $ 62,856

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- Definition Collateral held for estimated settlement exposure from guarantees issued + References No definition available. + Details
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Namespace Prefix: | ma_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Estimated settlement exposure from guarantees issued + References No definition available. + Details
Name: | ma_GrossSettlementExposure
Namespace Prefix: | ma_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Net Uncollateralized estimated settlement exposure from guarantees issued + References No definition available. + Details
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Namespace Prefix: | ma_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |