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 (loss) 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. 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 (loss) earnings	20,534
Unrealized gain (loss) on marketable securities, net of tax expense (benefit)	147
Tax expense (benefit) on marketable securities	39
Unrealized gain (loss) on foreign currency hedge, net of tax expense (benefit)	703
Tax expense (benefit) on foreign currency hedge	$ 215
Ending balance (in shares) at Aug. 29, 2020	26,467
Ending balance at Aug. 29, 2020	$ 526,168	8,823	155,956	394,614	(707)	707	(33,225)
Beginning balance (in shares) at May. 30, 2020	26,369
Beginning balance at May. 30, 2020	$ 504,144	8,790	153,862	382,225	(696)	696	(40,733)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) earnings	17,658			17,658
Unrealized gain (loss) on marketable securities, net of tax expense (benefit)	50						50
Tax expense (benefit) on marketable securities	13
Unrealized gain (loss) on foreign currency hedge, net of tax expense (benefit)	1,319						1,319
Tax expense (benefit) on foreign currency hedge	404
Foreign currency translation adjustments	$ 6,139						6,139
Issuance of stock, net of cancellations (Shares)	121
Issuance of stock, net of cancellations	$ (18)	(41)	(23)		(11)	(11)
Share-based compensation	$ 2,256		2,256
Other share retirements, Shares	(23)
Other share retirements	$ (537)	(8)	(139)	(390)
Dividends, Common Stock, Cash	$ (4,879)			(4,879)
Ending balance (in shares) at Aug. 29, 2020	26,467
Ending balance at Aug. 29, 2020	$ 526,168	8,823	155,956	394,614	(707)	707	(33,225)
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 (loss) earnings	10,817			10,817
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)
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 (loss) earnings	8,701
Unrealized gain (loss) on marketable securities, net of tax expense (benefit)	4
Tax expense (benefit) on marketable securities	1
Unrealized gain (loss) on foreign currency hedge, net of tax expense (benefit)	26
Tax expense (benefit) on foreign currency hedge	$ 8
Ending balance (in shares) at Aug. 28, 2021	25,394
Ending balance at Aug. 28, 2021	$ 476,561	8,465	158,115	336,398	(192)	192	(26,417)
Beginning balance (in shares) at May. 29, 2021	25,606
Beginning balance at May. 29, 2021	$ 497,551	8,535	158,341	352,130	(189)	189	(21,455)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) earnings	(2,116)			(2,116)
Unrealized gain (loss) on marketable securities, net of tax expense (benefit)	4						4
Tax expense (benefit) on marketable securities	2
Unrealized gain (loss) on foreign currency hedge, net of tax expense (benefit)	(666)						(666)
Tax expense (benefit) on foreign currency hedge	(203)
Foreign currency translation adjustments	$ (4,300)						(4,300)
Issuance of stock, net of cancellations (Shares)	67
Issuance of stock, net of cancellations	$ (22)	(22)	0		3	(3)
Share-based compensation	$ 1,587		1,587
Share repurchases, Shares	(249)
Share repurchases	$ (9,794)	(83)	(1,616)	(8,095)
Other share retirements, Shares	(30)
Other share retirements	$ (702)	(9)	(197)	(496)
Dividends, Common Stock, Cash	$ (5,025)			(5,025)
Ending balance (in shares) at Aug. 28, 2021	25,394
Ending balance at Aug. 28, 2021	$ 476,561	$ 8,465	$ 158,115	$ 336,398	$ (192)	$ 192	$ (26,417)