Goodwill and Intangible Assets (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, net		$ 525
Continuing Operations [Member]
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, net	[1]	525	$ 512	$ 536
Disposals and other, net	[2]	(26)	(24)
Continuing Operations [Member] | KFC
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, net	[1]	230	247	268
Disposals and other, net	[2]	(17)	(21)
Continuing Operations [Member] | Pizza Hut
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, net	[1]	196	162	157
Disposals and other, net	[2]	(5)	5
Accumulated impairment losses (ending balance)	[1]	(17)
Continuing Operations [Member] | Taco Bell
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, net	[1]	99	103	$ 111
Disposals and other, net	[2]	(4)	$ (8)
Goodwill [Member] | KFC
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, net		0
Goodwill [Member] | Pizza Hut
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, net		39
Goodwill [Member] | Taco Bell
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, net		0
Goodwill [Member] | Continuing Operations [Member]
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, net		$ 39

[1] Goodwill, net includes $17 million of accumulated impairment losses for each year presented related to our Pizza Hut segment.

[2] Disposals and other, net includes the impact of foreign currency translation on existing balances and goodwill write-offs associated with refranchising.