Cash, Cash Equivalents and Marketable Securities

9 Months Ended

Sep. 30, 2015

Cash, Cash Equivalents and Marketable Securities

Cash, Cash Equivalents and Marketable Securities

(3) Cash, Cash Equivalents and Marketable Securities

A summary of cash, cash equivalents and available-for-sale marketable securities held by the Company as of September 30, 2015 and December 31, 2014 was as follows in thousands (see Note 2):

	September 30, 2015
	Cost		Unrealized gains		Unrealized losses			Fair value
Cash and cash equivalents:
Cash and money market funds (Level 1)	$	42,038	$	—	$	—		$	42,038
Corporate debt securities due within 3 months of date of purchase (Level 2)	3,499		—		—			3,499
Total cash and cash equivalents	$	45,537	$	—	$	—		$	45,537
Marketable securities:
Corporate debt securities due within 1 year of date of purchase (Level 2)	42,704		13		(2		)	42,715
Total cash, cash equivalents and marketable securities	$	88,241	$	13	$	(2	)	$	88,252

	December 31, 2014
	Cost		Unrealized gains		Unrealized losses			Fair value
Cash and cash equivalents:
Cash and money market funds (Level 1)	$	45,004	$	—	$	—		$	45,004
Corporate debt securities due within 3 months of date of purchase (Level 2)	1,020		—		—			1,020
Total cash and cash equivalents	$	46,024	$	—	$	—		$	46,024
Marketable securities:
Corporate debt securities due within 1 year of date of purchase (Level 2)	51,662		12		(8		)	51,666
Total cash, cash equivalents and marketable securities	$	97,686	$	12	$	(8	)	$	97,690