Financial Statement Presentation (Details) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2024 USD ($) countries_and_territiories restaurants Rate	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) Months countries_and_territiories operating_segments restaurants Rate	Jun. 30, 2023 USD ($)
Number of Stores \| restaurants	59,000		59,000
Number of Countries in which Entity Operates \| countries_and_territiories	155		155
Percent Of System Units Located Outside United States \| Rate	98.00%		98.00%
Number of Reportable Segments \| operating_segments			4
Fiscal period months standard for each quarter \| Months			3
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax	$ 0	$ 60	$ 0	$ 60
Proceeds from Divestiture of Businesses, Net of Cash Divested			$ 0	$ 121

The number of countries in which the entity operates as of balance sheet date.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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-Paragraph 18
-Publisher FASB
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of stores.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount before tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Section 45
-Paragraph 15
-SubTopic 10
-Topic 220
-Publisher FASB
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

This element represents the cash inflow during the period from the sale of a component of the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (b)
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Fiscal period months standard for each quarter

+ References

No definition available.

+ Details

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Namespace Prefix:	yum_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Franchise Restaurant Ownership

+ References

No definition available.

+ Details

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Namespace Prefix:	yum_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant