Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Mar. 03, 2013	Feb. 26, 2012	Feb. 27, 2011
Consolidated Statements Of Operations [Abstract]
Net sales	$ 176,416	$ 193,254	$ 211,652
Cost of sales	125,866	138,512	141,751
Gross profit	50,550	54,742	69,901
Selling, general and administrative expenses	26,595	28,247	27,917
Restructuring charges (Note 9)	3,703	1,250	1,312
Earnings from operations	20,252	25,245	40,672
Interest and other income, net	633	808	645
Litigation and insurance settlements (Note 8)		1,598
Earnings before income taxes	20,885	27,651	41,317
Income tax provision (Note 4)	3,924	4,209	8,696
Net earnings	$ 16,961	$ 23,442	$ 32,621
Earnings per share (Note 7):
Basic earnings per share	$ 0.82	$ 1.13	$ 1.58
Basic weighted average shares	20,801	20,746	20,628
Diluted earnings per share	$ 0.81	$ 1.13	$ 1.58
Diluted weighted average shares	20,823	20,792	20,675