LOSS PER SHARE - Calculation of Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Numerator for basic and diluted earnings per share
Net loss applicable to common shareholders	$ (2,902)	$ (8,378)	$ (9,849)	$ (20,220)
Denominator for basic loss per share - Weighted average shares outstanding (in shares)	64,913,364	63,664,256	64,886,183	61,891,197
Effect of dilutive potential common shares (in shares)	0	0	0	0
Denominator for diluted loss per share - Adjusted weighted average shares outstanding (in shares)	64,913,364	63,664,256	64,886,183	61,891,197
Basic loss per share (in dollars per share)	$ (0.04)	$ (0.13)	$ (0.15)	$ (0.33)
Diluted loss per share (in dollars per share)	$ (0.04)	$ (0.13)	$ (0.15)	$ (0.33)