FAIR VALUE MEASUREMENTS - Note 3

3 Months Ended

Jun. 30, 2018

Cash and Cash Equivalents [Abstract]

FAIR VALUE MEASUREMENTS - Note 3

3. FAIR VALUE MEASUREMENTS

Cash, cash equivalents, and available-for-sale investments (in thousands):

				Gross		Gross				Cash and
		Amortized		Unrealized		Unrealized		Estimated		Cash		Short-Term
As of June 30, 2018		Costs		Gain		Loss		Fair Value		Equivalents		Investments
Cash	$	13,051	$	-	$	-	$	13,051	$	13,051	$	-
Level 1:
Money market funds		21,506		-		-		21,506		21,506		-
Subtotal		34,557		-		-		34,557		34,557		-
Level 2:
Commercial paper		3,199		-		-		3,199		-		3,199
Corporate debt		72,400		12		(221)		72,191		-		72,191
Municipal securities		3,392		1		-		3,393		-		3,393
Asset backed securities		24,552		-		(92)		24,460		-		24,460
Agency bond		4,202		-		(39)		4,163		-		4,163
International government securities		2,499		-		(2)		2,497		-		2,497
Subtotal		110,244		13		(354)		109,903		-		109,903
Total assets	$	144,801	$	13	$	(354)	$	144,460	$	34,557	$	109,903

				Gross		Gross				Cash and
		Amortized		Unrealized		Unrealized		Estimated		Cash		Short-Term
As of March 31, 2018		Costs		Gain		Loss		Fair Value		Equivalents		Investments
Cash	$	16,499	$	-	$	-	$	16,499	$	16,499	$	-
Level 1:
Money market funds		15,204		-		-		15,204		15,204		-
Subtotal		31,703		-		-		31,703		31,703		-
Level 2:
Commercial paper		13,254		-		(8)		13,246		-		13,246
Corporate debt		70,631		6		(296)		70,341		-		70,341
Municipal securities		3,385		3		(1)		3,387		-		3,387
Asset backed securities		27,063		1		(119)		26,945		-		26,945
Agency bond		4,183		-		(35)		4,148		-		4,148
International government securities		2,497		-		(5)		2,492		-		2,492
Subtotal		121,013		10		(464)		120,559		-		120,559
Total assets	$	152,716	$	10	$	(464)	$	152,262	$	31,703	$	120,559

Contractual maturities of investments as of June 30, 2018 are set forth below (in thousands):

		Estimated
		Fair Value
Due within one year	$	54,153
Due after one year		55,750
Total	$	109,903