XML 64 R50.htm IDEA: XBRL DOCUMENT
v3.25.2

Investments - Carrying Value of Measurement Alternative Investments (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Investments, Debt and Equity Securities [Abstract] |  |
Alternative Investment, Initial Cost Basis | $ 722 |
Alternative Investment, Upward Price Adjustment, Cumulative Amount | 647 |
Alternative Investment, Downward Price Adjustment Including Impairment, Cumulative Amount | (210) |
Measurement alternative | $ 1,159 | $ 1,140

X
- Definition Alternative Investment, Carrying Value + References No definition available. + Details
Name: | ma_AlternativeInvestmentCarryingValue
Namespace Prefix: | ma_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Alternative Investment, Downward Price Adjustment Including Impairment, Cumulative Amount + References No definition available. + Details
Name: | ma_AlternativeInvestmentDownwardPriceAdjustmentIncludingImpairmentCumulativeAmount
Namespace Prefix: | ma_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Alternative Investment, Initial Cost Basis + References No definition available. + Details
Name: | ma_AlternativeInvestmentInitialCostBasis
Namespace Prefix: | ma_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Alternative Investment, Upward Price Adjustment, Cumulative Amount + References No definition available. + Details
Name: | ma_AlternativeInvestmentUpwardPriceAdjustmentCumulativeAmount
Namespace Prefix: | ma_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration