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v3.23.3

Debt and Borrowing Arrangements - Narrative (Details) $ in Billions | Sep. 30, 2023 USD ($)
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Debt Disclosure [Abstract] |
Reclassification of long-term debt | $ 2.0

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- Definition Debt Instrument, Reclassification Of Long-term Debt To Short-term Debt, Amount + References No definition available. + Details
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Namespace Prefix: | mdlz_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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