Leases (Details) (USD $)	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 25, 2010
Leases [Abstract]
Operating and capital lease expiration date	2029
Store leases periods, minimum (in years)	10 years
Store leases periods, maximum (in years)	15 years
Store leases optional renewal periods, minimum	2
Store leases optional renewal periods, maximum	4
Store leases optional renewal periods (in years)	5
Operating Leases, Rent Expense, Net	$ 200,100,000	$ 186,800,000	$ 173,400,000
Aggregate capital leases future minimum payments due [Abstract]
2013	146,000
2014	146,000
2015	146,000
2016	146,000
2017	146,000
Thereafter	1,635,000
Total minimum payments due	2,365,000
Amount representing interest	(1,085,000)
Present value of minimum lease payments	1,280,000
Less: current portion	(38,000)	(33,000)
Long-term capital lease obligations	1,242,000	1,284,000
Aggregate operating lease future minimum payments due [Abstract]
2013	205,862,000
2014	199,450,000
2015	187,984,000
2016	176,701,000
2017	164,628,000
Thereafter	803,750,000
Total minimum lease payments	1,738,375,000
Capital Leases, Balance Sheet, Assets by Major Class, Net [Abstract]
Less: accumulated depreciation and amortization	(1,534,000)	(2,187,000)
Capital leased assets, Net	851,000	904,000
Building improvements [Member]
Capital Leases, Balance Sheet, Assets by Major Class, Net [Abstract]
Capital Leased Assets, Gross	1,581,000	1,581,000
Computer software and hardware [Member]
Capital Leases, Balance Sheet, Assets by Major Class, Net [Abstract]
Capital Leased Assets, Gross	$ 804,000	$ 1,510,000