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Financial Statement Presentation (Details 3) $ in Millions | Jan. 01, 2018 USD ($)
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Other Assets [Member] |
Write-off of unamortized tax consequence of certain historical intra-entity transfers of assets | $ 34

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- Definition Write-off of unamortized tax consequence of certain historical intra-entity transfers of assets + References No definition available. + Details
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Namespace Prefix: | yum_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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