Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Retained Earnings [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Treasury Stock [Member]	Total
Balance (in shares) at Feb. 25, 2018		20,965,144			723,573
Balance at Feb. 25, 2018	$ (21,099)	$ 2,096	$ 169,011	$ 131	$ (14,878)
Net earnings	3,168
Unrealized holding gains (losses) arising during the period				(16)
Stock options exercised (in shares)					(2,987)
Stock options exercised			(14)		$ 61
Stock-based compensation			201
Cash dividends ($0.10 per share)	(2,023)
Foreign currency translation adjustment for sale of business				(19)
Balance (in shares) at May. 27, 2018		20,965,144			720,586
Balance at May. 27, 2018	(19,954)	$ 2,096	169,198	96	$ (14,817)
Balance (in shares) at Feb. 25, 2018		20,965,144			723,573
Balance at Feb. 25, 2018	(21,099)	$ 2,096	169,011	131	$ (14,878)
Net earnings						$ 5,868
Balance (in shares) at Aug. 26, 2018		20,965,144			688,036
Balance at Aug. 26, 2018	(19,278)	$ 2,096	169,304	222	$ (14,147)
Balance (in shares) at May. 27, 2018		20,965,144			720,586
Balance at May. 27, 2018	(19,954)	$ 2,096	169,198	96	$ (14,817)
Net earnings	2,700					2,700
Unrealized holding gains (losses) arising during the period				108
Stock options exercised (in shares)					(32,550)
Stock options exercised			(93)		$ 670
Stock-based compensation			199
Cash dividends ($0.10 per share)	(2,024)
Foreign currency translation adjustment for sale of business				18
Balance (in shares) at Aug. 26, 2018		20,965,144			688,036
Balance at Aug. 26, 2018	(19,278)	$ 2,096	169,304	222	$ (14,147)
Balance (in shares) at Mar. 03, 2019		20,965,144			479,191
Balance at Mar. 03, 2019	(2,605)	$ 2,096	169,395	(22)	$ (9,853)	159,011	[1]
Net earnings	2,587
Unrealized holding gains (losses) arising during the period				346
Stock options exercised (in shares)					(6,200)
Stock options exercised			(56)		$ 127
Stock-based compensation			124
Cash dividends ($0.10 per share)	(2,049)
Balance (in shares) at Jun. 02, 2019		20,965,144			472,991
Balance at Jun. 02, 2019	(2,067)	$ 2,096	169,463	324	$ (9,726)
Balance (in shares) at Mar. 03, 2019		20,965,144			479,191
Balance at Mar. 03, 2019	(2,605)	$ 2,096	169,395	(22)	$ (9,853)	159,011	[1]
Net earnings						$ 4,722
Stock options exercised (in shares)						29,174
Stock-based compensation						$ 235
Balance (in shares) at Sep. 01, 2019		20,965,144			450,017
Balance at Sep. 01, 2019	(1,982)	$ 2,096	169,425	517	$ (9,253)	160,803
Balance (in shares) at Jun. 02, 2019		20,965,144			472,991
Balance at Jun. 02, 2019	(2,067)	$ 2,096	169,463	324	$ (9,726)
Net earnings	2,135					2,135
Unrealized holding gains (losses) arising during the period				193
Stock options exercised (in shares)					(22,974)
Stock options exercised			(179)		$ 473
Stock-based compensation			141
Cash dividends ($0.10 per share)	(2,050)
Balance (in shares) at Sep. 01, 2019		20,965,144			450,017
Balance at Sep. 01, 2019	$ (1,982)	$ 2,096	$ 169,425	$ 517	$ (9,253)	$ 160,803

[1] The balance sheet at March 3, 2019 has been derived from the audited consolidated finacial statements at that date.