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 (in shares) at Mar. 03, 2019	20,965,144				479,191
Balance at Mar. 03, 2019	$ 2,096	$ 169,395	$ (2,605)	$ (22)	$ (9,853)
Net earnings			2,587			$ 2,587
Unrealized gain (loss) on marketable securities, net of tax				346
Stock-based compensation		124
Cash dividends ($0.10 per share)			(2,049)
Outstanding options, exercised (in shares)					(6,200)
Stock options exercised		(56)			$ 127
Balance (in shares) at Jun. 02, 2019	20,965,144				472,991
Balance at Jun. 02, 2019	$ 2,096	169,463	(2,067)	324	$ (9,726)
Balance (in shares) at Mar. 01, 2020	20,965,144				446,321
Balance at Mar. 01, 2020	$ 2,096	169,862	(21,774)	668	$ (9,177)	141,675	[1]
Net earnings			1,957			$ 1,957
Unrealized gain (loss) on marketable securities, net of tax				204
Stock-based compensation		43
Repurchase of treasury shares (in shares)					137,397
Repurchase of treasury shares					$ (1,644)
Cash dividends ($0.10 per share)			(2,038)
Outstanding options, exercised (in shares)
Balance (in shares) at May. 31, 2020	20,965,144				583,718
Balance at May. 31, 2020	$ 2,096	$ 169,905	$ (21,855)	$ 872	$ (10,821)	$ 140,197

[1] The balance sheet at March 1, 2020 has been derived from the audited consolidated finacial statements at that date.