3. NET LOSS PER COMMON SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
NET LOSS PER COMMON SHARE
Net loss	$ (3,976)	$ (4,209)
Weighted average shares - Basic	24,523	24,095
Weighted average shares - Dilutive	24,523	24,095
Net loss per common share - Basic	$ (0.16)	$ (0.17)
Net loss per common share - Diluted	$ (0.16)	$ (0.17)