Franchise and License Fees and Income (Details) - Continuing Operations [Member] - USD ($) $ in Millions	3 Months Ended						4 Months Ended		12 Months Ended
	Sep. 03, 2016	Jun. 11, 2016	Mar. 19, 2016	Sep. 05, 2015	Jun. 13, 2015	Mar. 21, 2015	Dec. 31, 2016	Dec. 26, 2015	Dec. 31, 2016	Dec. 26, 2015	Dec. 27, 2014
Franchise And License Fees And Income [Abstract]
Initial fees, including renewal fees									$ 81	$ 78	$ 76
Initial franchise fees included in refranchising (gain) loss									(9)	(6)	(2)
Initial fees, net									72	72	74
Continuing fees and rental income									2,094	2,012	2,010
Franchise and license fees and income	$ 508	$ 481	$ 477	$ 494	$ 475	$ 467	$ 700	$ 648	$ 2,166	$ 2,084	$ 2,084