5. FINANCIAL INSTRUMENTS (Tables)

3 Months Ended

Jun. 30, 2014

Financial Instruments.

Schedule of Fair value of financial assets and liabilities measured on a recurring basis

The fair value of financial assets and liabilities measured on a recurring basis is as follows (in thousands):

			Fair Value Measurements at Reporting Date Using
			Quoted Prices in Active Markets for Identical Assets and Liabilities		Significant Other Observable Inputs		Significant Unobservable Inputs
	June 30, 2014		(Level 1)		(Level 2)		(Level 3)
Assets:
Money market funds	$	7,565	$	7,565	$	-	$	-
Marketable securities		63,705		-		63,705		-
Total	$	71,270	$	7,565	$	63,705	$	-
			Fair Value Measurements at Reporting Date Using
			Quoted Prices in Active Markets for Identical Assets and Liabilities		Significant Other Observable Inputs		Significant Unobservable Inputs
	March 31, 2014		(Level 1)		(Level 2)		(Level 3)
Assets:
Money market funds	$	3,852	$	3,852	$	-	$	-
Marketable securities		68,231		-		68,231		-
Total	$	72,083	$	3,852	$	68,231	$	-

Schedule of Available-for-sale investments

	June 30, 2014
			Gross		Gross
			Unrealized		Unrealized		Fair
	Cost		Gains		Losses		Value
	(In thousands)
Short-term investments:
State and municipal obligations	$	11,602	$	5	$	-	$	11,607
Corporate notes		5,013		8		-		5,021
Agency bonds		3,523		2		-		3,525
Certificates of deposit		14,499		5		-		14,504
International government obligations		6,003		-		-		6,003
Total short-term investments	$	40,640	$	20	$	-	$	40,660
Long-term investments:
State and municipal obligations	$	3,946	$	10	$	-	$	3,956
Corporate notes		6,385		22		-		6,407
Certificates of deposit		9,000		7		-		9,007
Agency bonds		2,009		-		(2)		2,007
International government obligations		1,673		-		(5)		1,668
Total long-term investments	$	23,013	$	39	$	(7)	$	23,045

	March 31, 2014
			Gross		Gross
			Unrealized		Unrealized		Fair
	Cost		Gains		Losses		Value
	(In thousands)
Short-term investments:
State and municipal obligations	$	8,336	$	4	$	-	$	8,340
Corporate notes		5,023		12		-		5,035
Agency bonds		3,523		2		-		3,525
Certificates of deposit		14,997		6		-		15,003
International government obligations		7,507		2		-		7,509
Total short-term investments	$	39,386	$	26	$	-	$	39,412
Long-term investments:
State and municipal obligations	$	8,227	$	10	$	-	$	8,237
Corporate notes		6,392		16				6,408
Certificates of deposit		10,500		-		(2)		10,498
Agency bonds		2,011		-		(5)		2,006
International government obligations		1,670		-		-		1,670
Total long-term investments	$	28,800	$	26	$	(7)	$	28,819

Schedule of Contractual maturities of the available-for-sale non-equity investments

			Fair
	Cost		Value
	(In thousands)
Maturing within one year	$	40,640	$	40,660
Maturing in one to three years		23,013		23,045
Maturing in more than three years		-		-
	$	63,653	$	63,705