CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($)		Total	Common Stock	Capital Contributed in Excess of Par Value	Accumulated Earnings	Accumulated Other Comprehensive (Loss) Income
Balance at May. 02, 2021	[1]	$ 129,006,000	$ 616,000	$ 43,807,000	$ 84,437,000	$ 146,000
Balance (in shares) at May. 02, 2021	[1]		12,312,822
Net income (loss)		2,250,000			2,250,000
Stock-based compensation		274,000		274,000
Unrealized gain (loss) on investments		148,000				148,000
Common stock issued in connection with vesting of performance based restricted stock units (in shares)			10,863
Common stock surrendered in connection with payroll withholding taxes		(50,000)		(50,000)
Common stock surrendered in connection with payroll withholding taxes (in shares)			(3,025)
Fully vested common stock award, (in shares)			4,312
Common stock repurchased		(723,000)	$ (2,000)	(721,000)
Common stock repurchased (in shares)			(48,686)
Dividends paid		(1,356,000)			(1,356,000)
Balance at Aug. 01, 2021		129,549,000	$ 614,000	43,310,000	85,331,000	294,000
Balance (in shares) at Aug. 01, 2021			12,276,286
Balance at May. 01, 2022	[1]	119,501,000	$ 611,000	43,143,000	75,715,000	32,000
Balance (in shares) at May. 01, 2022	[1]		12,228,629
Net income (loss)		(5,699,000)			(5,699,000)
Stock-based compensation		252,000		252,000
Unrealized gain (loss) on investments		(7,000)				(7,000)
Common stock issued in connection with vesting of performance based restricted stock units (in shares)			913
Common stock issued in connection with the vesting of time-based restricted stock units			$ 2,000	(2,000)
Common stock issued in connection with the vesting of time-based restricted stock units (in shares)			32,199
Common stock surrendered in connection with payroll withholding taxes		(52,000)		(52,000)
Common stock surrendered in connection with payroll withholding taxes (in shares)			(6,708)
Fully vested common stock award			$ 1,000	(1,000)
Fully vested common stock award, (in shares)			19,753
Common stock repurchased (in shares)			0
Balance at Jul. 31, 2022		$ 113,995,000	$ 614,000	$ 43,340,000	$ 70,016,000	$ 25,000
Balance (in shares) at Jul. 31, 2022			12,274,786

[1] Derived from audited financial statements.