CONDENSED CONSOLIDATED STATEMENT OF SHAREHOLDERS EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Beginning Balance (in Shares) at Sep. 30, 2021	4,394
Beginning Balance at Sep. 30, 2021	$ 45	$ 18,258	$ 25,191	$ (9,448)	$ 34,046
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)			(210)		(210)
Other comprehensive income				(152)	(152)
Stock-based compensation		472			472
Restricted stock cancellation	(1)				(1)
Restricted stock issuance	$ 2				2
Restricted stock issuance (in shares)	141
Issuance of shares under employee stock purchase plan		90			90
Issuance of shares under employee stock purchase plan (in shares)	11
Purchase of common stock			(100)		(100)
Purchase of common stock (in shares)	(13)
Ending Balance (in Shares) at Mar. 31, 2022	4,533
Ending Balance at Mar. 31, 2022	$ 46	18,820	24,881	(9,600)	34,147
Beginning Balance (in Shares) at Dec. 31, 2021	4,394
Beginning Balance at Dec. 31, 2021	$ 44	18,483	24,825	(9,419)	33,933
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)			156		156
Other comprehensive income				(181)	(181)
Stock-based compensation		247			247
Restricted stock issuance	$ 2				2
Restricted stock issuance (in shares)	141
Issuance of shares under employee stock purchase plan		90			90
Issuance of shares under employee stock purchase plan (in shares)	11
Purchase of common stock			(100)		(100)
Purchase of common stock (in shares)	(13)
Ending Balance (in Shares) at Mar. 31, 2022	4,533
Ending Balance at Mar. 31, 2022	$ 46	18,820	24,881	(9,600)	$ 34,147
Beginning Balance (in Shares) at Sep. 30, 2022	4,554				4,554
Beginning Balance at Sep. 30, 2022	$ 46	19,476	26,769	(7,328)	$ 38,963
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)			1,282		1,282
Other comprehensive income				842	842
Stock-based compensation		539			539
Restricted stock issuance	$ 2				2
Restricted stock issuance (in shares)	143
Issuance of shares under employee stock purchase plan		98			98
Issuance of shares under employee stock purchase plan (in shares)	14
Cash dividends paid on common stock			(278)		$ (278)
Ending Balance (in Shares) at Mar. 31, 2023	4,711				4,711
Ending Balance at Mar. 31, 2023	$ 48	20,113	27,773	(6,486)	$ 41,448
Beginning Balance (in Shares) at Dec. 31, 2022	4,555
Beginning Balance at Dec. 31, 2022	$ 46	19,735	27,593	(6,664)	40,710
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)			321		321
Other comprehensive income				178	178
Stock-based compensation		280			280
Restricted stock issuance	$ 2				2
Restricted stock issuance (in shares)	142
Issuance of shares under employee stock purchase plan		98			98
Issuance of shares under employee stock purchase plan (in shares)	14
Cash dividends paid on common stock			(141)		$ (141)
Ending Balance (in Shares) at Mar. 31, 2023	4,711				4,711
Ending Balance at Mar. 31, 2023	$ 48	$ 20,113	$ 27,773	$ (6,486)	$ 41,448