CONSOLIDATED STATEMENT OF SHAREHOLDERS’ EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated other comprehensive loss	Total
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Adoption of ASU 2014-09			$ 158		$ 158
Beginning Balance (in Shares) at Sep. 30, 2018	4,017
Beginning Balance at Sep. 30, 2018	$ 40	$ 14,661	29,926	$ (10,825)	33,802
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income			50		50
Other comprehensive (loss) gain				(170)	(170)
Exercise of stock options	$ 1	3			4
Exercise of stock options (in shares)	1
Stock-based compensation		178			178
Cash dividends declared on common stock ($0.15 per share)			(603)		(603)
Ending Balance (in Shares) at Dec. 31, 2018	4,018
Ending Balance at Dec. 31, 2018	$ 41	14,842	29,531	(10,995)	$ 33,419
Beginning Balance (in Shares) at Sep. 30, 2019	4,154				4,154
Beginning Balance at Sep. 30, 2019	$ 42	15,733	27,246	(12,593)	$ 30,428
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income			(540)		(540)
Other comprehensive (loss) gain				326	326
Exercise of stock options		2			2
Stock-based compensation		205			205
Cash dividends declared on common stock ($0.15 per share)			(623)		$ (623)
Ending Balance (in Shares) at Dec. 31, 2019	4,154				4,154
Ending Balance at Dec. 31, 2019	$ 42	$ 15,940	$ 26,083	$ (12,267)	$ 29,798