INCOME (LOSS) PER SHARE - Basic net loss per share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Basic net loss per share:
Net loss applicable to common shareholders	$ (366)	$ (1,426)
Weighted average common shares outstanding	11,016	10,669
Basic net loss per share	$ (0.03)	$ (0.13)
Diluted net loss per share:
Weighted average common shares outstanding	11,016	10,669
Diluted weighted average common shares outstanding	11,016	10,669
Diluted net loss per share	$ (0.03)	$ (0.13)