Franchise and License Fees and Income (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended						4 Months Ended		12 Months Ended
	Sep. 08, 2012	Jun. 16, 2012	Mar. 24, 2012	Sep. 03, 2011	Jun. 11, 2011	Mar. 19, 2011	Dec. 29, 2012	Dec. 31, 2011	Dec. 29, 2012	Dec. 31, 2011	Dec. 25, 2010
Franchise And License Fees And Income [Abstract]
Initial fees, including renewal fees									$ 92	$ 83	$ 68
Initial franchise fees included in refranchising gains									(24)	(21)	(15)
Initial fees, net									68	62	53
Continuing fees and rental income									1,732	1,671	1,507
Franchise and license fees and income	$ 427	$ 406	$ 399	$ 420	$ 385	$ 374	$ 568	$ 554	$ 1,800	$ 1,733	$ 1,560