Consolidated Statements Of Shareholders' Equity Statement (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Common Stock Held in Trust	Deferred Compensation Obligation	Accumulated Other Comprehensive (Loss) Income
Balance at Feb. 26, 2011		$ 9,368	$ 108,991	$ 210,203	$ (751)	$ 751	$ (885)
Balance, shares at Feb. 26, 2011	28,105,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	4,645			4,645
Unrealized gain (loss) on marketable securities, net of tax	(15)						(15)
Unrealized gain (loss) on foreign currency hedge, net of tax	0
Unrealized gain (loss) on pension obligation, net of tax	(1,331)						(1,331)
Foreign currency translation adjustments	(2,529)					0	(2,529)
Issuance of stock, net of cancellations		83	35	7	6	(6)
Issuance of stock, net of cancellations, shares	249,000
Stock-based compensation			4,412
Tax benefit (deficit) associated with stock plans			72
Exercise of stock options		30	1,027
Exercise of stock options, shares	89,000
Share repurchases		(92)	(1,077)	(1,223)	0	0	0
Share repurchases, shares	(275,000)
Other share retirements		(35)	(414)	(921)
Other share retirements, shares	(106,000)
Cash dividends				(9,153)
Balance at Mar. 03, 2012		9,354	113,046	203,558	(745)	745	(4,760)
Balance, shares at Mar. 03, 2012	28,062,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	19,111			19,111
Unrealized gain (loss) on marketable securities, net of tax	(28)						(28)
Unrealized gain (loss) on foreign currency hedge, net of tax	(258)	0	0	0	0	0	(258)
Unrealized gain (loss) on pension obligation, net of tax	(168)						(168)
Foreign currency translation adjustments	(1,867)						(1,867)
Issuance of stock, net of cancellations		105	(59)	14	(16)	16
Issuance of stock, net of cancellations, shares	316,000
Stock-based compensation			4,395
Tax benefit (deficit) associated with stock plans			388
Exercise of stock options		81	2,422
Exercise of stock options, shares	243,000
Other share retirements		(35)	(433)	(1,232)
Other share retirements, shares	(107,000)
Cash dividends				(10,316)
Balance at Mar. 02, 2013	333,318	9,505	119,759	211,135	(761)	761	(7,081)
Balance, shares at Mar. 02, 2013	28,514,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	27,986			27,986
Unrealized gain (loss) on marketable securities, net of tax	(83)						(83)
Unrealized gain (loss) on foreign currency hedge, net of tax	320						320
Unrealized gain (loss) on pension obligation, net of tax	19						19
Foreign currency translation adjustments	(6,135)						(6,135)
Issuance of stock, net of cancellations		82	(54)	17	(30)	30
Issuance of stock, net of cancellations, shares	245,000
Stock-based compensation			4,661
Tax benefit (deficit) associated with stock plans			2,598
Exercise of stock options		109	4,150
Exercise of stock options, shares	328,000
Other share retirements		(43)	(544)	(3,007)
Other share retirements, shares	(129,000)
Cash dividends				(10,764)
Balance at Mar. 01, 2014	$ 352,630	$ 9,653	$ 130,570	$ 225,367	$ (791)	$ 791	$ (12,960)
Balance, shares at Mar. 01, 2014	28,958,000