Cash, Cash Equivalents and Marketable Securities (Tables)

6 Months Ended

Jun. 30, 2016

Investments in marketable securities consisted of the following at June 30, 2016 (in thousands):


	June 30, 2016
	Amortized Cost		Gross Unrealized Gain		Gross Unrealized Loss		Fair Value
Marketable securities:
U.S. Government and agency securities	$	3,927	$	2	$	—	$	3,929
Corporate and other debt securities		5,250		2		—		5,252

Total	$	9,177	$	4	$	—	$	9,181

Investments in marketable securities consisted of the following at December 31, 2015 (in thousands):


	December 31, 2015
	Amortized Cost		Gross Unrealized Gain		Gross Unrealized Loss			Fair Value
Marketable securities:
U.S. Government and agency securities	$	7,029	$	—	$	(6	)	$	7,023
Corporate and other debt securities		10,659		7		(7	)		10,659

		17,688		7		(13	)		17,682
Long-term marketable securities:
U.S. Government and agency securities		838		—		(2	)		836
Corporate and other debt securities		800		—		(3	)		797

		1,638		—		(5	)		1,633

Total	$	19,326	$	7	$	(18	)	$	19,315

- 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.

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