FAIR VALUE MEASUREMENTS (Tables)

12 Months Ended

Mar. 31, 2016

FAIR VALUE MEASUREMENTS

Schedule of financial assets and liabilities measured at fair value on recurring basis, based on the fair value hierarchy

(In thousands)	March 31, 2016		March 31, 2015
Level 1 — Financial Assets
Money market funds	$	66,566	$	51,784
Treasury bills	—		5,403
Total Level 1 Financial Assets	66,566		57,187
Level 2 — Financial Assets
Corporate debentures/bonds	—		13,813
Government agency bonds	—		5,317
Total Level 2 Financial Assets	—		19,130
Total cash equivalents and short-term investments	$	66,566	$	76,317

Schedule of available-for-sale securities

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
March 31, 2015:
Short-term investments:
Corporate debentures/bonds	$	13,823	$	—	$	(10	)	$	13,813
Government agency bonds	5,315		2		—			5,317
Treasury bills	5,400		3		—			5,403
Total short-term investments	$	24,538	$	5	$	(10	)	$	24,533