Financial Statement Presentation (Details) $ in Millions	3 Months Ended
	Mar. 31, 2023 USD ($) Months restaurants countries_and_territiories operating_segments Rate	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)
Number of Stores | restaurants	55,000
Number of Countries in which Entity Operates | countries_and_territiories	155
Percent Of System Units Located Outside United States | Rate	98.00%
Number of Reportable Segments | operating_segments	4
Fiscal period months standard for each quarter | Months	3
Prior Period Reclassification Adjustment	$ 0
Goodwill	639		$ 638
Cash and cash equivalents	349		$ 367
KFC Russia
Assets held-for-sale	177
Disposal Group, Including Discontinued Operation, Liabilities, Current	$ 62
RUSSIAN FEDERATION
Number of Stores with Suspended Operations | restaurants	70
Translation Adjustment Functional to Reporting Currency, Increase (Decrease), Gross of Tax		$ 51
Net Assets		$ 166