Consolidated Statement of Shareholders Equity (unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Common Stock Held In Trust [Member]	Deferred Compensation Obligation [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Beginning balance (in shares) at Feb. 29, 2020	26,443
Beginning balance at Feb. 29, 2020	$ 516,778	$ 8,814	$ 154,016	$ 388,010	$ (685)	$ 685	$ (34,062)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	2,876			2,876
Unrealized gain (loss) on marketable securities, net of tax expense (benefit)	97						97
Tax expense (benefit) on marketable securities	26
Unrealized gain (loss) on foreign currency hedge, net of tax expense (benefit)	(617)						(617)
Tax expense (benefit) on foreign currency hedge	(189)
Foreign currency translation adjustments	$ (6,151)						(6,151)
Issuance of stock, net of cancellations (Shares)	183
Issuance of stock, net of cancellations	$ (23)	(62)	(39)		(11)	(11)
Share-based compensation	$ 1,406		1,406
Share repurchases, Shares	(231)
Share repurchases	$ (4,731)	(77)	(1,370)	(3,284)
Other share retirements, Shares	(26)
Other share retirements	$ (665)	(9)	(151)	(505)
Dividends, Common Stock, Cash	$ (4,872)			(4,872)
Ending balance (in shares) at May. 30, 2020	26,369
Ending balance at May. 30, 2020	$ 504,144	8,790	153,862	382,225	(696)	696	(40,733)
Beginning balance (in shares) at Feb. 27, 2021	25,714
Beginning balance at Feb. 27, 2021	$ 492,745	8,571	154,958	357,243	(186)	186	(28,027)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	10,817			10,817
Unrealized gain (loss) on marketable securities, net of tax expense (benefit)	0
Tax expense (benefit) on marketable securities	0
Unrealized gain (loss) on foreign currency hedge, net of tax expense (benefit)	692						692
Tax expense (benefit) on foreign currency hedge	211
Foreign currency translation adjustments	$ 5,880						5,880
Issuance of stock, net of cancellations (Shares)	90
Issuance of stock, net of cancellations	$ (23)	(30)	(7)		(3)	(3)
Share-based compensation	$ 1,674		1,674
Exercise of stock options (shares)	179
Exercise of stock options	$ 4,115	60	4,055
Share repurchases, Shares	(357)
Share repurchases	$ (12,625)	(119)	(2,218)	(10,288)
Other share retirements, Shares	(20)
Other share retirements	$ (735)	(7)	(121)	(607)
Dividends, Common Stock, Cash	$ (5,035)			(5,035)
Ending balance (in shares) at May. 29, 2021	25,606
Ending balance at May. 29, 2021	$ 497,551	$ 8,535	$ 158,341	$ 352,130	$ (189)	$ 189	$ (21,455)