Earnings Per Share (Schedule Of Basic And Diluted Earnings Per Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 03, 2013	Nov. 25, 2012	Aug. 26, 2012	May 27, 2012	Feb. 26, 2012	Nov. 27, 2011	Aug. 28, 2011	May 29, 2011	Mar. 03, 2013	Feb. 26, 2012	Feb. 27, 2011
Earnings Per Share [Abstract]
Net earnings	$ 4,072	$ 4,710	$ 3,246	$ 4,933	$ 3,151	$ 5,379	$ 7,670	$ 7,242	$ 16,961	$ 23,442	$ 32,621
Weighted average common shares outstanding, basic	20,806	20,801	20,800	20,796	20,764	20,754	20,741	20,723	20,801	20,746	20,628
Net effect of dilutive options									22	46	47
Weighted average shares outstanding for diluted EPS	20,822	20,803	20,819	20,849	20,816	20,756	20,776	20,820	20,823	20,792	20,675
Basic earnings per share	$ 0.20	$ 0.23	$ 0.16	$ 0.24	$ 0.15	$ 0.26	$ 0.37	$ 0.35	$ 0.82	$ 1.13	$ 1.58
Diluted earnings per share	$ 0.20	$ 0.23	$ 0.16	$ 0.24	$ 0.15	$ 0.26	$ 0.37	$ 0.35	$ 0.81	$ 1.13	$ 1.58