Revenue Recognition Accounting Policy (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Revenues	$ 1,598	$ 1,645
Company Sales
Revenues	474	474
Franchise and property revenues
Revenues	757	770
Franchise contributions for advertising and other services
Revenues	367	401
UNITED STATES | Company Sales
Revenues	383	380
UNITED STATES | Franchise and property revenues
Revenues	300	295
UNITED STATES | Property Revenues
Revenues	14	15
UNITED STATES | Franchise contributions for advertising and other services
Revenues	230	226
CHINA | Franchise and property revenues
Revenues	85	84
Other, Outside the U.S. and China [Member] | Company Sales
Revenues	91	94
Other, Outside the U.S. and China [Member] | Franchise and property revenues
Revenues	347	363
Other, Outside the U.S. and China [Member] | Property Revenues
Revenues	11	13
Other, Outside the U.S. and China [Member] | Franchise contributions for advertising and other services
Revenues	137	175
KFC Global Division [Member]
Revenues	632	687
KFC Global Division [Member] | UNITED STATES | Company Sales
Revenues	14	16
KFC Global Division [Member] | UNITED STATES | Franchise and property revenues
Revenues	43	46
KFC Global Division [Member] | UNITED STATES | Property Revenues
Revenues	3	3
KFC Global Division [Member] | UNITED STATES | Franchise contributions for advertising and other services
Revenues	10	8
KFC Global Division [Member] | CHINA | Franchise and property revenues
Revenues	68	66
KFC Global Division [Member] | Other, Outside the U.S. and China [Member] | Company Sales
Revenues	91	94
KFC Global Division [Member] | Other, Outside the U.S. and China [Member] | Franchise and property revenues
Revenues	272	284
KFC Global Division [Member] | Other, Outside the U.S. and China [Member] | Property Revenues
Revenues	11	13
KFC Global Division [Member] | Other, Outside the U.S. and China [Member] | Franchise contributions for advertising and other services
Revenues	120	157
Pizza Hut Global Division [Member]
Revenues	238	254
Pizza Hut Global Division [Member] | UNITED STATES | Company Sales
Revenues	2	5
Pizza Hut Global Division [Member] | UNITED STATES | Franchise and property revenues
Revenues	68	70
Pizza Hut Global Division [Member] | UNITED STATES | Property Revenues
Revenues	1	1
Pizza Hut Global Division [Member] | UNITED STATES | Franchise contributions for advertising and other services
Revenues	73	78
Pizza Hut Global Division [Member] | CHINA | Franchise and property revenues
Revenues	17	18
Pizza Hut Global Division [Member] | Other, Outside the U.S. and China [Member] | Company Sales
Revenues	0	0
Pizza Hut Global Division [Member] | Other, Outside the U.S. and China [Member] | Franchise and property revenues
Revenues	62	66
Pizza Hut Global Division [Member] | Other, Outside the U.S. and China [Member] | Property Revenues
Revenues	0	0
Pizza Hut Global Division [Member] | Other, Outside the U.S. and China [Member] | Franchise contributions for advertising and other services
Revenues	15	16
Taco Bell Global Division [Member]
Revenues	598	572
Taco Bell Global Division [Member] | UNITED STATES | Company Sales
Revenues	240	229
Taco Bell Global Division [Member] | UNITED STATES | Franchise and property revenues
Revenues	188	178
Taco Bell Global Division [Member] | UNITED STATES | Property Revenues
Revenues	9	10
Taco Bell Global Division [Member] | UNITED STATES | Franchise contributions for advertising and other services
Revenues	146	140
Taco Bell Global Division [Member] | CHINA | Franchise and property revenues
Revenues	0	0
Taco Bell Global Division [Member] | Other, Outside the U.S. and China [Member] | Company Sales
Revenues	0	0
Taco Bell Global Division [Member] | Other, Outside the U.S. and China [Member] | Franchise and property revenues
Revenues	13	13
Taco Bell Global Division [Member] | Other, Outside the U.S. and China [Member] | Property Revenues
Revenues	0	0
Taco Bell Global Division [Member] | Other, Outside the U.S. and China [Member] | Franchise contributions for advertising and other services
Revenues	2	2
Habit Division [Member]
Revenues	130	132
Habit Division [Member] | UNITED STATES | Company Sales
Revenues	127	130
Habit Division [Member] | UNITED STATES | Franchise and property revenues
Revenues	1	1
Habit Division [Member] | UNITED STATES | Property Revenues
Revenues	1	1
Habit Division [Member] | UNITED STATES | Franchise contributions for advertising and other services
Revenues	1	0
Habit Division [Member] | CHINA | Franchise and property revenues
Revenues	0	0
Habit Division [Member] | Other, Outside the U.S. and China [Member] | Company Sales
Revenues	0	0
Habit Division [Member] | Other, Outside the U.S. and China [Member] | Franchise and property revenues
Revenues	0	0
Habit Division [Member] | Other, Outside the U.S. and China [Member] | Property Revenues
Revenues	0	0
Habit Division [Member] | Other, Outside the U.S. and China [Member] | Franchise contributions for advertising and other services
Revenues	$ 0	$ 0