Marketable Securities (Tables)

9 Months Ended

Sep. 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
September 30, 2016
Cash equivalents:
Money market funds	$	24,113	$	—	$	—		$	24,113
U.S. government sponsored entity debt securities		3,002		—		—			3,002
Total		27,115		—		—			27,115
Available-for-sale securities:
Commercial paper securities		25,655		74		—			25,729
Corporate debt securities		10,010		—		(1	)		10,009
U.S. government sponsored entity debt securities		91,309		55		—			91,364
Total		126,974		129		(1	)		127,102
Total cash equivalents and available-for-sale securities	$	154,089	$	129	$	(1	)	$	154,217
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