Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($)	Common Stock Including Additional Paid in Capital [Member]	Treasury Stock [Member]	Key Executive Deferred Compensation [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Jun. 30, 2021	26,863	(346)
Balance at Jun. 30, 2021	$ 132,526,000	$ (2,450,000)	$ 2,450,000	$ 49,000	$ (1,405,000)	$ 131,170,000
Net Income	0	0	0	0	3,133,000	3,133,000
Other comprehensive income	$ 0	$ 0	0	(44,000)	0	(44,000)
Stock compensation awards (in shares)	10	0
Stock compensation awards	$ 75,000	$ 0	0	0	0	75,000
Restricted stock units issued, net of shares withheld for tax withholdings (in shares)	79	0
Restricted stock units issued, net of shares withheld for tax withholdings	$ (247,000)	$ 0	0	0	0	(247,000)
Shares issued for deferred compensation (in shares)	263	0
Shares issued for deferred compensation	$ 2,042,000	$ 0	0	0	0	2,042,000
Activity of treasury shares, net (in shares)		(261)
Activity of treasury shares, net	0	$ (2,021,000)	0	0	0	(2,021,000)
Deferred stock compensation	0	0	2,021,000	0	0	2,021,000
Stock compensation expense	$ 556,000	0	0	0	0	556,000
Stock options exercised, net (in shares)	3
Stock options exercised, net	$ 16,000	0	0	0	0	16,000
Dividends	$ 0	$ 0	0	0	(1,328,000)	(1,328,000)
Balance (in shares) at Sep. 30, 2021	27,218	(607)
Balance at Sep. 30, 2021	$ 134,968,000	$ (4,471,000)	4,471,000	5,000	400,000	135,373,000
Balance (in shares) at Jun. 30, 2022	27,484,000	(822,000)
Balance at Jun. 30, 2022	$ 139,500,000	$ (5,927,000)	5,927,000	45,000	8,224,000	147,769,000
Net Income	0	0	0	0	6,262,000	6,262,000
Other comprehensive income	$ 0	$ 0	0	7,000	0	7,000
Stock compensation awards (in shares)	12,000	0
Stock compensation awards	$ 75,000	$ 0	0	0	0	75,000
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings (in shares)	201	0
Restricted Stock, Value, Shares Issued Net of Tax Withholdings	$ (66)	$ 0	0	0	0	(66,000)
Shares issued for deferred compensation (in shares)	80,000	0
Shares issued for deferred compensation	$ 539,000	$ 0	0	0	0	539,000
Activity of treasury shares, net (in shares)	0	(77,000)
Activity of treasury shares, net	$ 0	$ (512,000)	0	0	0	(512,000)
Deferred stock compensation	0	0	512,000	0	0	512,000
Stock compensation expense	551,000	0	0	0	0	551,000
Stock options exercised, net	0	0	0	0	0	0
Dividends	$ 0	$ 0	0	0	(1,408,000)	(1,408,000)
Balance (in shares) at Sep. 30, 2022	27,777,000	(899,000)
Balance at Sep. 30, 2022	$ 140,599,000	$ (6,439,000)	$ 6,439,000	$ 52,000	$ 13,078,000	$ 153,729,000