SHARE-BASED COMPENSATION (Tables)

9 Months Ended

Dec. 31, 2012

Components Of Share-Based Compensation Expense

The following is a summary of share-based compensation expense including restricted stock units and employee stock purchases made under our employee stock purchase plan (ESPP) based on estimated fair values within the applicable cost and expense lines identified below (in thousands):

	Three Months Ended				Nine Months Ended
	December 31,				December 31,
	2012		2011		2012		2011
Cost of product revenue	$	61	$	49	$	176	$	137
Cost of service revenue		96		49		249		161
Research and development		778		600		2,164		1,702
Sales and marketing		775		775		2,301		2,152
General and administrative		754		697		2,353		1,965
	$	2,464	$	2,170	$	7,243	$	6,117