Rent Expense from Continuing Operations (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 03, 2012	Feb. 26, 2011	Feb. 27, 2010
Leases Disclosure [Line Items]
Base rent, net of landlord deferred credits	$ 82,177	$ 80,951	$ 82,136
Step rent	(1,883)	(1,192)	(1,105)
Contingent rent	4,870	2,849	1,555
Rent expense	$ 85,164	$ 82,608	$ 82,586