STOCK-BASED COMPENSATION (Details) (USD $)	3 Months Ended		6 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Stock-based compensation expense
Total stock-based compensation expense	$ 364,000	$ 276,000	$ 763,000	$ 500,000
Net stock-based compensation expense	364,000	276,000	763,000	500,000
Total unrecognized compensation cost related to non-vested share-based compensation arrangements	1,600,000		1,600,000
Period for recognition of total unrecognized compensation cost			1 year 9 months 18 days
Cost of revenue
Stock-based compensation expense
Total stock-based compensation expense	37,000	21,000	82,000	45,000
Selling and marketing
Stock-based compensation expense
Total stock-based compensation expense	93,000	60,000	219,000	92,000
Research and development
Stock-based compensation expense
Total stock-based compensation expense	122,000	61,000	217,000	114,000
General and administrative
Stock-based compensation expense
Total stock-based compensation expense	$ 112,000	$ 134,000	$ 245,000	$ 249,000