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, 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 (loss)	752				752
Balance, ending at Sep. 30, 2023	141,367	8,344	36,817	(70,527)	166,733
Balance, beginning at Jun. 30, 2023	141,621	8,292	36,605	(70,072)	166,796
Net income (loss)	5,606
Balance, ending at Mar. 31, 2024	145,264	8,363	38,656	(71,732)	169,977
Balance, beginning at Sep. 30, 2023	141,367	8,344	36,817	(70,527)	166,733
Stock-based compensation	934	9	925
Vesting of restricted stock units and restricted shares	(41)	4	(45)
Treasury stock purchases	(972)			(972)
Cash dividends declared	(806)				(806)
Net income (loss)	3,051				3,051
Balance, ending at Dec. 31, 2023	143,533	8,357	37,697	(71,499)	168,978
Stock-based compensation	877	3	874
Stock options exercised, net	(88)	(3)	(85)
Treasury stock purchases	(233)			(233)
Cash dividends declared	(804)				(804)
Net income (loss)	1,803				1,803
Balance, ending at Mar. 31, 2024	145,264	8,363	38,656	(71,732)	169,977
Balance, beginning at Jun. 30, 2024	150,367	8,407	39,573	(71,731)	174,118
Stock-based compensation	1,138	3	1,135
Stock options exercised, net	(32)	(4)	(36)
Cash dividends declared	(910)				(910)
Net income (loss)	4,140				4,140
Balance, ending at Sep. 30, 2024	154,703	8,414	40,672	(71,731)	177,348
Balance, beginning at Jun. 30, 2024	150,367	8,407	39,573	(71,731)	174,118
Net income (loss)	9,452
Balance, ending at Mar. 31, 2025	158,119	8,480	40,553	(71,731)	180,817
Balance, beginning at Sep. 30, 2024	154,703	8,414	40,672	(71,731)	177,348
Stock-based compensation	963	2	961
Vesting of restricted stock units and restricted shares	(13)	1	(14)
Stock options exercised, net	(1,865)	(60)	(1,925)
Cash dividends declared	(922)				(922)
Net income (loss)	9,054				9,054
Balance, ending at Dec. 31, 2024	161,920	8,477	39,694	(71,731)	185,480
Stock-based compensation	862	3	859
Cash dividends declared	(921)				(921)
Net income (loss)	(3,742)				(3,742)
Balance, ending at Mar. 31, 2025	$ 158,119	$ 8,480	$ 40,553	$ (71,731)	$ 180,817