INCOME (LOSS) PER SHARE - Basic net loss per share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Basic net loss per share:
Net loss applicable to common shareholders	$ (588)	$ (569)	$ (2,014)	$ (654)
Weighted average common shares outstanding	10,843	10,290	10,756	10,268
Basic net loss per share	$ (0.05)	$ (0.06)	$ (0.19)	$ (0.06)
Diluted net loss per share:
Diluted net loss applicable to common shareholders	$ (588)	$ (569)	$ (2,014)	$ (654)
Weighted average common shares outstanding	10,843	10,290	10,756	10,268
Plus: Incremental shares from assumed conversions:
Series A preferred shares	0	0	0	0
Dilutive stock options/shares	0	0	0	0
Diluted weighted average common shares outstanding	10,843	10,290	10,756	10,268
Diluted net loss per share	$ (0.05)	$ (0.06)	$ (0.19)	$ (0.06)