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	(2,168)			(2,589)	421
Performance and restricted share expense	122		122
Share transactions under equity-based plans (in shares)		32
Share transactions under equity-based plans	(71)	$ 32	(103)
Ending balance (in shares) at Dec. 31, 2022		6,072
Ending balance at Dec. 31, 2022	$ 38,573	$ 6,072	11,406	29,367	(8,272)
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	(3,126)			(3,422)	296
Performance and restricted share expense	87		87
Share transactions under equity-based plans (in shares)		55
Share transactions under equity-based plans	$ (49)	$ 55	(104)
Ending balance (in shares) at Dec. 31, 2023	6,160	6,160
Ending balance at Dec. 31, 2023	$ 31,247	$ 6,160	$ 11,609	$ 19,842	$ (6,364)