STOCK OPTIONS AND RESTRICTED SHARES (Stock-based Compensation) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Stock-based compensation
Total	$ 733	$ 211	$ 987	$ 372
Cost of product revenue
Stock-based compensation
Total	1	1	2	3
General and administrative
Stock-based compensation
Total	729	205	979	360
Sales and marketing
Stock-based compensation
Total	2	4	4	7
Research and development
Stock-based compensation
Total	$ 1	$ 1	$ 2	$ 2