Financial Statement Presentation (Details) $ in Millions		3 Months Ended
		Mar. 31, 2020 USD ($) Months operating_segments restaurants countries_and_territiories Rate	Dec. 31, 2019 USD ($)
Number of Reportable Segments | operating_segments		4
Number of Countries in which Entity Operates | countries_and_territiories		150
Number of Stores | restaurants		50,000
Percent Of System Units Located Outside United States | Rate		98.00%
Asset Impairment Charges	[1]	$ 107
Fiscal period months standard for each quarter | Months		3
Retained Earnings (Accumulated Deficit)		$ (7,695)	$ (7,628)
Accounting Standards Update 2016-13 [Member]
Retained Earnings (Accumulated Deficit)		$ 8

[1] (a) The quarter ended March 31, 2020 includes a charge of $139 million related to the impairment of Habit Burger Grill goodwill. See Note 2.