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, 2020	4,276
Beginning Balance at Sep. 30, 2020	$ 43	$ 16,994	$ 24,492	$ (11,995)	$ 29,534
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)			(119)		(119)
Other comprehensive loss				383	383
Stock-based compensation		748			748
Restricted stock cancellation (in shares)	(17)
Restricted stock issuance	$ 1				1
Restricted stock issuance (in shares)	103
Issuance of shares under employee stock purchase plan		106			106
Issuance of shares under employee stock purchase plan (in shares)	15
Ending Balance (in Shares) at Jun. 30, 2021	4,377
Ending Balance at Jun. 30, 2021	$ 44	17,848	24,373	(11,612)	30,653
Beginning Balance (in Shares) at Mar. 31, 2021	4,394
Beginning Balance at Mar. 31, 2021	$ 44	17,605	24,796	(11,644)	30,801
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)			(423)		(423)
Other comprehensive loss				32	32
Stock-based compensation		243			243
Restricted stock cancellation (in shares)	(17)
Ending Balance (in Shares) at Jun. 30, 2021	4,377
Ending Balance at Jun. 30, 2021	$ 44	17,848	24,373	(11,612)	$ 30,653
Beginning Balance (in Shares) at Sep. 30, 2021	4,394				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)			474		474
Other comprehensive loss				(710)	(710)
Stock-based compensation		726			726
Restricted stock cancellation	$ (1)				(1)
Restricted stock cancellation (in shares)	(1)
Restricted stock issuance	$ 2				2
Restricted stock issuance (in shares)	151
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			(151)		$ (151)
Purchase of common stock (in shares)	(19)				(19,498)
Ending Balance (in Shares) at Jun. 30, 2022	4,536				4,536
Ending Balance at Jun. 30, 2022	$ 46	19,074	25,514	(10,158)	$ 34,476
Beginning Balance (in Shares) at Mar. 31, 2022	4,533
Beginning Balance at Mar. 31, 2022	$ 46	18,820	24,881	(9,600)	34,147
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)			684		684
Other comprehensive loss				(558)	(558)
Stock-based compensation		254			254
Restricted stock cancellation (in shares)	(1)
Restricted stock issuance (in shares)	10
Purchase of common stock			(51)		$ (51)
Purchase of common stock (in shares)	(6)
Ending Balance (in Shares) at Jun. 30, 2022	4,536				4,536
Ending Balance at Jun. 30, 2022	$ 46	$ 19,074	$ 25,514	$ (10,158)	$ 34,476