STOCK-BASED COMPENSATION (Details) (USD $)	1 Months Ended	3 Months Ended		9 Months Ended
	Feb. 29, 2012 item	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Stock-based compensation
Total stock-based compensation expense		$ 244,000	$ 361,000	$ 744,000	$ 990,000
Net stock-based compensation expense		244,000	361,000	744,000	990,000
Total unrecognized compensation cost related to non-vested share-based compensation arrangements		1,200,000		1,200,000
Period for recognition of total unrecognized compensation cost				2 years 2 months 12 days
Additional disclosure of the Stock Purchase Plan
Term limit of the plan to be eliminated according to the amendment	10 years
Minimum number of hours per week for which an employee must work to be able to participate in the Stock Purchase Plan, before amendment	10
Minimum number of hours per week for which an employee must work to be able to participate in the Stock Purchase Plan, after amendment	20
Number of shares reserved for issuance and available for purchase under the Stock Purchase Plan		1,000,000		1,000,000
Cost of revenue
Stock-based compensation
Total stock-based compensation expense		21,000	38,000	66,000	114,000
Selling and marketing
Stock-based compensation
Total stock-based compensation expense		34,000	112,000	127,000	290,000
Research and development
Stock-based compensation
Total stock-based compensation expense		66,000	101,000	180,000	303,000
General and administrative
Stock-based compensation
Total stock-based compensation expense		$ 123,000	$ 110,000	$ 371,000	$ 283,000