Summary Of Significant Accounting Policies (Property, Plant And Equipment) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 03, 2013	Feb. 26, 2012	Feb. 27, 2011
Property, Plant and Equipment [Line Items]
Depreciation and amortization expense	$ 4,269	$ 5,891	$ 6,746
Machinery, Equipment, Furniture And Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment useful life	10 years
Minimum [Member] | Building And Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment useful life	25 years
Maximum [Member] | Building And Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment useful life	30 years