Consolidated Statements Of Shareholders' Equity (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Mar. 01, 2014	Mar. 02, 2013	Mar. 03, 2012
Statement of Stockholders' Equity [Abstract]
Unrealized loss on marketable securities, tax	$ (46)	$ (15)	$ (8)
Unrealized loss on foreign currency hedge, tax	183	(147)	0
Unrealized loss on pension obligation, tax	$ 10	$ (95)	$ (759)
Cash dividends per share	$ 0.37	$ 0.36	$ 0.326