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INCOME (LOSS) PER SHARE - Reconciliation of basic net loss to diluted net loss per share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
INCOME (LOSS) PER SHARE
Net loss applicable to common shareholders	$ (2,265)	$ (879)	$ (3,354)	$ (2,893)
Weighted average common shares outstanding	14,656	10,910	12,274	10,807
Basic net loss per share	$ (0.15)	$ (0.08)	$ (0.27)	$ (0.27)

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