Lease Termination and Impairment Charges (Details 2) (Nonrecurring basis, USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 02, 2013	Mar. 03, 2012
Fair value of long-lived assets
Long-lived assets held and used, impairment charges	$ (24,298)	$ (50,718)
Long-lived assets held for sale, impairment charges	(594)	(1,280)
Total Losses	(24,892)	(51,998)
Significant Observable Inputs (Level 2)
Fair value of long-lived assets
Long-lived assets held and used	1,018	23,254
Long-lived assets held for sale	1,842	5,407
Total long-lived assets	2,860	28,661
Significant Unobservable Inputs (Level 3)
Fair value of long-lived assets
Long-lived assets held and used	21,739	36,485
Total long-lived assets	21,739	36,485
Fair Values as of Impairment Date
Fair value of long-lived assets
Long-lived assets held and used	22,757	59,739
Long-lived assets held for sale	1,842	5,407
Total long-lived assets	$ 24,599	$ 65,146