Facility Closure Reserves (Facility Closure Reserve Account Activity) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 25, 2010	Dec. 26, 2009
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 61,673	$ 61,572	$ 48,933
Charges related to stores closed	5,406	13,069	31,208
Cash payments	(22,311)	(22,260)	(24,594)
Ending Balance	49,075	61,673	61,572
Transfer Of Deferred Rent Balance [Member]
Restructuring Cost and Reserve [Line Items]
Adjustment	928	5,985	3,214
Changes To Estimated Costs Included In Income [Member]
Restructuring Cost and Reserve [Line Items]
Adjustment	262	(1,358)	9
Accretion [Member]
Restructuring Cost and Reserve [Line Items]
Adjustment	$ 3,117	$ 4,665	$ 2,802