Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Shares	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive (Loss) Income
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	(4,112)			(5,383)	1,271
Performance and restricted share expense	250		250
Share transactions under employee stock plans	(48)	53	(101)
Ending balance at Sep. 30, 2024	30,425	6,158	11,775	17,881	(5,389)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive (loss) income	6,321			(729)	7,050
Performance and restricted share expense	173		173
Share transactions under employee stock plans	(34)	22	(56)
Ending balance at Sep. 30, 2025	$ 36,885	$ 6,180	$ 11,892	$ 17,152	$ 1,661