Consolidated Statements of Stockholders' Equity (Deficit) - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Receivable for Common Stock Issued [Member]	Treasury Stock [Member]	Total
Balance at Sep. 30, 2018	$ 1,651	$ 51	$ 200,130	$ (205,728)	$ (676)	$ (26)	$ (169)	$ (4,767)
Stock compensation			177					177
Conversion of preferred stock	(1,773)	6	1,767
Issuance of common stock and warrants		10	1,109					1,119
Warrants issued in connection with subordinated notes payable			674					674
Preferred stock dividends	122
Preferred stock dividends			(122)
Cancellation of receivable for common stock issued						26		26
Foreign currency translation adjustment					130			130
Net loss				(3,612)				(3,612)
Balance at Sep. 30, 2019		67	203,735	(209,340)	(546)		(169)	(6,253)
Stock compensation			158					158
Conversion of preferred stock		11	4,994					5,005
Issuance of common stock and warrants		2	135					137
Foreign currency translation adjustment					84			84
Net loss				(179)				(179)
Balance at Sep. 30, 2020		$ 80	$ 209,022	$ (209,519)	$ (462)		$ (169)	$ (1,048)