Reportable Operating Segments (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Other General Expense		$ 50
Business Combination, Acquisition Related Costs		3		$ 9
Revenues		1,198	$ 1,310	2,461	$ 2,564
Franchisor Costs		36	38	94	81
Operating Profit		300	471	550	904
Other investment (income) expense, net	[1]	(91)	(25)	(57)	(9)
Refranchising (gain) loss		(8)	(4)	(21)	(10)
Other (income) expense		2	(6)	(150)	(6)
Cooperative Advertising Expense		264	315	574	616
General and Administrative Expense		259	198	467	409
Cost of Goods and Services Sold		(349)	(286)	(647)	(558)
Other pension income (expense)		(2)	0	(5)	(3)
Interest Income (Expense), Net		(132)	(119)	(250)	(234)
Income Before Income Taxes		257	377	352	676
KFC Global Division [Member]
Segment Reporting Information [Line Items]
Revenues		409	584	975	1,150
Operating Profit		153	261	377	497
Pizza Hut Global Division [Member]
Segment Reporting Information [Line Items]
Revenues		235	246	470	489
Operating Profit		87	96	163	193
Taco Bell Global Division [Member]
Segment Reporting Information [Line Items]
Revenues		449	480	902	925
Operating Profit		154	159	298	297
Unallocated [Member]
Segment Reporting Information [Line Items]
Franchisor Costs		1	2	3	3
Refranchising (gain) loss		(8)	(4)	(21)	(10)
Other (income) expense		3	(9)	(149)	(9)
General and Administrative Expense	[2]	98	38	148	81
Cost of Goods and Services Sold		0	0	(1)	0
Habit Division [Member]
Segment Reporting Information [Line Items]
Revenues		105	0	114	0
Operating Profit		$ (6)	$ 0	$ (8)	$ 0

[1] (b) Includes changes in the value of Grubhub, Inc. common stock and other investments (see Note 13).

[2] Includes a $50 million contribution to Yum! Brands Foundation, Inc. (a stand-alone, not-for-profit organization that is not consolidated in the Company's results) in the second quarter of 2020 related to our "Unlocking Opportunity Initiative". Also included are costs related to our acquisition of Habit Burger Grill in the quarter and year to date ended June 30, 2020 of $3 million and $9 million, respectively.