CONDENSED CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings Adoption of Accounting Standards Update 2016-13	Retained Earnings	Accumulated other comprehensive loss	Adoption of Accounting Standards Update 2016-13	Total
Beginning Balance (in Shares) at Sep. 30, 2022	9,108,000
Beginning Balance at Sep. 30, 2022	$ 91	$ 19,431		$ 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	$ 3						3
Restricted stock issuance (in shares)	286,000
Issuance of shares under employee stock purchase plan		97					97
Issuance of shares under employee stock purchase plan (in shares)	28,000
Dividends declared				(278)			(278)
Ending Balance (in Shares) at Mar. 31, 2023	9,422,000
Ending Balance at Mar. 31, 2023	$ 94	20,067		27,773	(6,486)		41,448
Beginning Balance (in Shares) at Dec. 31, 2022	9,110,000
Beginning Balance at Dec. 31, 2022	$ 91	19,690		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	$ 3						3
Restricted stock issuance (in shares)	284,000
Issuance of shares under employee stock purchase plan		97					97
Issuance of shares under employee stock purchase plan (in shares)	28,000
Dividends declared				(141)			(141)
Ending Balance (in Shares) at Mar. 31, 2023	9,422,000
Ending Balance at Mar. 31, 2023	$ 94	20,067		27,773	(6,486)		$ 41,448
Beginning Balance (in Shares) at Sep. 30, 2023	9,456,000						9,456,000
Beginning Balance at Sep. 30, 2023	$ 94	20,837	$ (15)	31,311	(6,094)	$ (15)	$ 46,148
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)				1,515			1,515
Other comprehensive income					240		240
Stock-based compensation		705					705
Restricted stock issuance	$ 3						3
Restricted stock issuance (in shares)	285,000
Issuance of shares under employee stock purchase plan	$ 1	83					84
Issuance of shares under employee stock purchase plan (in shares)	13,000
Dividends declared				(433)			$ (433)
Ending Balance (in Shares) at Mar. 31, 2024	9,754,000						9,754,000
Ending Balance at Mar. 31, 2024	$ 98	21,625		32,378	(5,854)		$ 48,247
Beginning Balance (in Shares) at Dec. 31, 2023	9,456,000
Beginning Balance at Dec. 31, 2023	$ 94	21,133		31,034	(5,787)		46,474
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)				1,588			1,588
Other comprehensive income					(67)		(67)
Stock-based compensation		409					409
Restricted stock issuance	$ 3						3
Restricted stock issuance (in shares)	285,000
Issuance of shares under employee stock purchase plan	$ 1	83					84
Issuance of shares under employee stock purchase plan (in shares)	13,000
Dividends declared				(244)			$ (244)
Ending Balance (in Shares) at Mar. 31, 2024	9,754,000						9,754,000
Ending Balance at Mar. 31, 2024	$ 98	$ 21,625		$ 32,378	$ (5,854)		$ 48,247