SHARE-BASED COMPENSATION (Details) - USD ($)	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Stock-based compensation expense related to grants of employee stock options	$ 8,340	$ 7,534
Cost of Sales [Member]
Stock-based compensation expense related to grants of employee stock options	918	718
Selling and Marketing Expense [Member]
Stock-based compensation expense related to grants of employee stock options	1,218	1,158
General and Administrative Expense [Member]
Stock-based compensation expense related to grants of employee stock options	5,658	5,172
Research and Development Expense [Member]
Stock-based compensation expense related to grants of employee stock options	$ 546	$ 486