Items Affecting Comparability of Net Income and Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 19, 2016	Mar. 21, 2015
Refranchising (gain) loss	$ (7)	$ (10)
China Division [Member]
Refranchising (gain) loss	(3)	(2)
KFC Global Division [Member]
Refranchising (gain) loss	(1)	(3)
Pizza Hut Global Division [Member]
Refranchising (gain) loss	(2)	1
Taco Bell Global Division [Member]
Refranchising (gain) loss	$ (1)	$ (6)