Leases (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012 Years restaurants	Dec. 31, 2011	Dec. 25, 2010
Leases [Abstract]
Approximate number of restaurants operated	7,600
Approximate number of restaurants operated on leased land and/or buildings	6,700
Maximum duration of lease commitments from inception for the vast majority of our lease commitments (in years)	20
Year longest lease expires	2151
Capital leases, future minimum commitments [Abstract]
2013	$ 18
2014	18
2015	19
2016	19
2017	17
Thereafter	189
Capital leases, total future minimum commitments	280
Operating leases, future minimum commitments [Abstract]
2013	678
2014	634
2015	592
2016	556
2017	500
Thereafter	2,714
Operating leases, total future minimum commitments	5,674
Direct financing leases, lease receivables [Abstract]
2013	2
2014	2
2015	2
2016	2
2017	2
Thereafter	12
Direct financing leases, total lease receivables	22
Operating leases, lease receivables [Abstract]
2013	57
2014	52
2015	49
2016	45
2017	41
Thereafter	185
Operating leases, total lease receivables	429
Present value of minimum payments under capital leases	170	279
Unearned income associated with direct financing lease receivables	12
Rental expense
Minimum	721	625	565
Contingent	290	233	158
Total rental expense	1,011	858	723
Rental income	$ 77	$ 66	$ 44