Consolidated Condensed Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Sep. 30, 2022		6,040
Beginning balance at Sep. 30, 2022	$ 40,690	$ 6,040	$ 11,387	$ 31,956	$ (8,693)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive (loss) income	(4,848)			(5,590)	742
Performance and restricted share expense	292		292
Share transactions under equity-based plans (in shares)		67
Share transactions under equity-based plans	(71)	$ 67	(138)
Ending balance (in shares) at Jun. 30, 2023		6,107
Ending balance at Jun. 30, 2023	36,063	$ 6,107	11,541	26,366	(7,951)
Beginning balance (in shares) at Mar. 31, 2023		6,108
Beginning balance at Mar. 31, 2023	36,439	$ 6,108	11,455	27,000	(8,124)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive (loss) income	(461)			(634)	173
Performance and restricted share expense	86		86
Share transactions under equity-based plans (in shares)		(1)
Share transactions under equity-based plans	(1)	$ (1)
Ending balance (in shares) at Jun. 30, 2023		6,107
Ending balance at Jun. 30, 2023	$ 36,063	$ 6,107	11,541	26,366	(7,951)
Beginning balance (in shares) at Sep. 30, 2023	6,105	6,105
Beginning balance at Sep. 30, 2023	$ 34,335	$ 6,105	11,626	23,264	(6,660)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive (loss) income	(4,703)			(4,940)	237
Performance and restricted share expense	243		243
Share transactions under equity-based plans (in shares)		75
Share transactions under equity-based plans	$ (49)	$ 75	(124)
Ending balance (in shares) at Jun. 30, 2024	6,180	6,180
Ending balance at Jun. 30, 2024	$ 29,826	$ 6,180	11,745	18,324	(6,423)
Beginning balance (in shares) at Mar. 31, 2024		6,190
Beginning balance at Mar. 31, 2024	29,656	$ 6,190	11,663	18,252	(6,449)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive (loss) income	98			72	26
Performance and restricted share expense	72		72
Share transactions under equity-based plans (in shares)		(10)
Share transactions under equity-based plans	$ 0	$ (10)	10
Ending balance (in shares) at Jun. 30, 2024	6,180	6,180
Ending balance at Jun. 30, 2024	$ 29,826	$ 6,180	$ 11,745	$ 18,324	$ (6,423)