Consolidated Statements Of Changes In Shareholders' Equity - USD ($) $ in Thousands	Total	Total Par Value Of Common Shares [Member]	Additional Paid-In Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]
Balance, beginning at Jun. 30, 2022	$ 131,560	$ 8,190	$ 34,467	$ (66,372)	$ 155,275
Stock-based compensation	825	8	817
Vesting of restricted stock units and restricted shares	(350)	28	(378)
Treasury stock purchases	(403)			(403)
Cash dividends declared	(833)				(833)
Net income	289				289
Balance, ending at Sep. 30, 2022	131,088	8,226	34,906	(66,775)	154,731
Balance, beginning at Jun. 30, 2023	141,621	8,292	36,605	(70,072)	166,796
Stock-based compensation	911	8	903
Vesting of restricted stock units and restricted shares	(647)	44	(691)
Treasury stock purchases	(455)			(455)
Cash dividends declared	(815)				(815)
Net income	752				752
Balance, ending at Sep. 30, 2023	$ 141,367	$ 8,344	$ 36,817	$ (70,527)	$ 166,733