Marketable Securities (Tables)

6 Months Ended

Jun. 30, 2015

Investments Classified as Available-For-Sale

Marketable securities classified as available-for-sale as of June 30, 2015 and December 31, 2014 were comprised of (in thousands):

	June 30, 2015								December 31, 2014
			Gross		Gross						Gross		Gross
	Amortized		Unrealized		Unrealized				Amortized		Unrealized		Unrealized
	Cost		Gains		Losses		Fair Value		Cost		Gains		Losses		Fair Value
Asset-backed securities	$	48,381	$	1	$	(7)	$	48,375	$	46,660	$	—	$	(36)	$	46,624
Corporate debt securities		99,189		17		(27)		99,179		89,126		8		(37)		89,097
Total	$	147,570	$	18	$	(34)	$	147,554	$	135,786	$	8	$	(73)	$	135,721

- 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