Marketable Securities (Tables)

3 Months Ended

Sep. 30, 2017

Marketable Securities

Components of Marketable Securities

Marketable securities at September 30, 2017 consisted of the following (in thousands):

			Gross		Gross
	Amortized		Unrealized		Unrealized
	Cost		Gain		(Loss)		Fair Value
U.S. Treasury Bonds	$	32,108	$	—	$	(17)	$	32.091
Certificate of Deposits		13,026		—		—		13,026
U.S. Government Sponsored Agencies		12,876		—		(6)		12,870
Corporate Debt Securities		28,520		—		(17)		12,503
Commercial Paper		10,181		4		—		10,185
	$	96,711	$	4	$	(40)	$	96,675

Marketable securities at June 30, 2017 consisted of the following (in thousands):

			Gross		Gross
	Amortized		Unrealized		Unrealized
	Cost		Gain		(Loss)		Fair Value
U.S. Treasury Bonds	$	35,086	$	—	$	(24)	$	35,062
Certificate of Deposits		15,298		—		—		15,298
U.S. Government Sponsored Agencies		18,357		—		(13)		18,344
Corporate Debt Securities		32,692		—		(33)		32,659
Commercial Paper		10,144		1		—		10,145
	$	111,577	$	1	$	(70)	$	111,508

Maturities of Debt Securities Classified as Available-for-Sale

Maturities of debt securities classified as available-for-sale were as follows at September 30, 2017 (in thousands):

			Net Carrying
	Fair Value		Amount
Due within one year	$	96,675	$	96,935
Due after one year through five years		—		—
	$	96,675	$	96,935

Maturities of debt securities classified as available-for-sale were as follows at June 30, 2017 (in thousands):

			Net Carrying
	Fair Value		Amount
Due within one year	$	89,477	$	89,728
Due after one year through five years		22,031		22,149
	$	111,508	$	111,577