Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock [Member]	Total
Balance, February 27, 2022 (in shares) at Feb. 28, 2021	20,965,144				582,268
Balance, February 27, 2022 at Feb. 28, 2021	$ 2,096	$ 170,038	$ (25,063)	$ (336)	$ (10,794)
Net earnings			2,745
Unrealized holding gains arising during the period				52
Stock-based compensation		64
Cash dividends ($0.10 per share)			(2,038)			$ 0
Balance, May 29, 2022 (in shares) at May. 30, 2021	20,965,144				582,268
Balance, May 29, 2022 at May. 30, 2021	$ 2,096	170,102	(24,356)	(284)	$ (10,794)
Balance, February 27, 2022 (in shares) at Feb. 28, 2021	20,965,144				582,268
Balance, February 27, 2022 at Feb. 28, 2021	$ 2,096	170,038	(25,063)	(336)	$ (10,794)
Net earnings						6,508
Balance, May 29, 2022 (in shares) at Nov. 28, 2021	20,965,144				506,934
Balance, May 29, 2022 at Nov. 28, 2021	$ 2,096	169,591	(24,680)	(830)	$ (9,397)
Balance, February 27, 2022 (in shares) at May. 30, 2021	20,965,144				582,268
Balance, February 27, 2022 at May. 30, 2021	$ 2,096	170,102	(24,356)	(284)	$ (10,794)
Net earnings			2,022
Unrealized holding gains arising during the period				(61)
Stock-based compensation		74
Cash dividends ($0.10 per share)			(2,039)
Stock options exercised		(397)			$ 855
Stock options exercised (in shares)					(46,134)
Stock options exercised (in shares)					46,134
Balance, May 29, 2022 (in shares) at Aug. 29, 2021	20,965,144				536,134
Balance, May 29, 2022 at Aug. 29, 2021	$ 2,096	169,779	(24,373)	(345)	$ (9,939)
Net earnings			1,741			1,741
Unrealized holding gains arising during the period				(485)
Stock-based compensation		73
Cash dividends ($0.10 per share)			(2,048)
Stock options exercised		(261)			$ 542
Stock options exercised (in shares)					29,200
Stock options exercised (in shares)					(29,200)
Balance, May 29, 2022 (in shares) at Nov. 28, 2021	20,965,144				506,934
Balance, May 29, 2022 at Nov. 28, 2021	$ 2,096	169,591	(24,680)	(830)	$ (9,397)
Balance, February 27, 2022 (in shares) at Feb. 27, 2022	20,965,144				506,934
Balance, February 27, 2022 at Feb. 27, 2022	$ 2,096	169,665	(24,767)	(1,965)	$ (9,397)	135,632	[1]
Net earnings			1,910
Unrealized holding gains arising during the period				(933)		0
Stock-based compensation		85				0
Cash dividends ($0.10 per share)			(2,046)			0
Balance, May 29, 2022 (in shares) at May. 29, 2022	20,965,144				506,934
Balance, May 29, 2022 at May. 29, 2022	$ 2,096	169,750	(24,903)	(2,898)	$ (9,397)
Balance, February 27, 2022 (in shares) at Feb. 27, 2022	20,965,144				506,934
Balance, February 27, 2022 at Feb. 27, 2022	$ 2,096	169,665	(24,767)	(1,965)	$ (9,397)	135,632	[1]
Net earnings						$ 6,025
Stock options exercised (in shares)						13,000
Stock options exercised (in shares)						(13,000)
Balance, May 29, 2022 (in shares) at Nov. 27, 2022	20,965,144				493,934
Balance, May 29, 2022 at Nov. 27, 2022	$ 2,096	169,837	(24,881)	(4,283)	$ (9,156)	$ 133,613
Balance, February 27, 2022 (in shares) at May. 29, 2022	20,965,144				506,934
Balance, February 27, 2022 at May. 29, 2022	$ 2,096	169,750	(24,903)	(2,898)	$ (9,397)
Net earnings			1,885
Unrealized holding gains arising during the period				(667)
Stock-based compensation		94
Cash dividends ($0.10 per share)			(2,046)
Stock options exercised		(102)			$ 241
Stock options exercised (in shares)					(13,000,000)
Stock options exercised (in shares)					13,000,000
Balance, May 29, 2022 (in shares) at Aug. 28, 2022	20,965,144				493,934
Balance, May 29, 2022 at Aug. 28, 2022	$ 2,096	169,742	(25,064)	(3,565)	$ (9,156)
Net earnings			2,230			2,230
Unrealized holding gains arising during the period				(718)
Stock-based compensation		95
Cash dividends ($0.10 per share)			(2,047)
Balance, May 29, 2022 (in shares) at Nov. 27, 2022	20,965,144				493,934
Balance, May 29, 2022 at Nov. 27, 2022	$ 2,096	$ 169,837	$ (24,881)	$ (4,283)	$ (9,156)	$ 133,613

[1] The balance sheet at February 27, 2022 has been derived from the audited consolidated financial statements at that date.