MARKETABLE SECURITIES (Tables)

9 Months Ended

Sep. 30, 2014

Marketable Securities [Abstract]

Schedule of current available-for-sale marketable securities

At September 30, 2014, current available-for-sale marketable securities are as follows:

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
	(In thousands)
Corporate debt securities	$	117,033	$	18	$	(110	)	$	116,941
Total debt securities	117,033		18		(110		)	116,941
Equity security	98		2,010		—			2,108
Total marketable securities	$	117,131	$	2,028	$	(110	)	$	119,049

At December 31, 2013, current available-for-sale marketable securities are as follows:

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
	(In thousands)
Corporate debt security	$	1,004	$	4	$	—	$	1,008
Total debt security	1,004		4		—		1,008
Equity securities	216		4,780		—		4,996
Total marketable securities	$	1,220	$	4,784	$	—	$	6,004

Schedule of contractual maturities of debt securities classified as available-for-sale

The contractual maturities of debt securities classified as current available-for-sale at September 30, 2014 are as follows:

	Amortized Cost		Fair Value
	(In thousands)
Due in one year or less	$	46,160	$	46,154
Due after one year through five years	70,873		70,787
Total	$	117,033	$	116,941

Schedule of Unrealized Loss on Investments

The following table summarizes investments in current available-for-sale marketable debt securities (33 in total at September 30, 2014) that have been in a continuous unrealized loss position for less than twelve months:

	September 30, 2014					December 31, 2013
	Fair Value		Gross Unrealized Losses			Fair Value		Gross Unrealized Losses
	(In thousands)
Corporate debt securities	$	72,643	$	(110	)	$	—	$	—
Total	$	72,643	$	(110	)	$	—	$	—

Schedule of proceeds from maturities and sales of current and non-current available-for-sale marketable securities and the related gross realized gains and losses

The following table presents the proceeds from maturities and sales of current and non-current available-for-sale marketable securities and the related gross realized gains:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2014		2013		2014		2013
	(In thousands)
Proceeds from maturities and sales of available-for-sale marketable securities	$	1,114	$	41,976	$	4,576	$	54,478
Gross realized gains	1,063		17,977		3,362		17,977