Marketable Securities (Tables)

6 Months Ended

Jun. 30, 2016

Investments Debt And Equity Securities [Abstract]

The table below summarizes the Company’s investments (in thousands):

			Gross		Gross
	Amortized		Unrealized		Unrealized			Estimated
	Cost		Gains		(Losses)			Fair Value
June 30, 2016
Cash equivalents:
Money market funds	$	10,704	$	—	$	—		$	10,704
Total		10,704		—		—			10,704
Available-for-sale securities:
Commercial paper securities	$	32,403	$	70	$	—		$	32,473
Corporate debt securities		11,765		1		—			11,766
U.S. government sponsored entity debt securities		115,004		78		—			115,082
Total		159,172		149		—			159,321
Total cash equivalents and available-for-sale securities	$	169,876	$	149	$	—		$	170,025
December 31, 2015
Cash equivalents:
Money market funds	$	25,070	$	—	$	—		$	25,070
Commercial paper securities		2,000		—		—			2,000
U.S. government sponsored entity debt securities		38,866		1		—			38,867
Total		65,936		1		—			65,937
Available-for-sale securities:
Commercial paper securities	$	30,667	$	50	$	—		$	30,717
Corporate debt securities		17,275		—		(12	)		17,263
U.S. government sponsored entity debt securities		91,562		—		(24	)		91,538
Total		139,504		50		(36	)		139,518
Total cash equivalents and available-for-sale securities	$	205,440	$	51	$	(36	)	$	205,455

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

+ References + Details