MARKETABLE SECURITIES (Tables)

6 Months Ended

Jun. 30, 2013

Marketable Securities [Abstract]

Schedule of current available-for-sale marketable securities

At June 30, 2013, current available-for-sale marketable securities are as follows:

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
	(In thousands)
Corporate debt security	$	1,003	$	11	$	—	$	1,014
Total debt security	1,003		11		—		1,014
Equity security	—		6,761		—		6,761
Total marketable securities	$	1,003	$	6,772	$	—	$	7,775

The contractual maturity of the debt security classified as available-for-sale at June 30, 2013 is less than one year.

At December 31, 2012, current available-for-sale marketable securities are as follows:

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
	(In thousands)
Corporate debt securities	$	13,608	$	19	$	—	$	13,627
Total debt securities	13,608		19		—		13,627
Equity security	—		6,977		—		6,977
Total marketable securities	$	13,608	$	6,996	$	—	$	20,604

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 and losses:

	Three Months Ended June 30,				Six Months Ended June 30,
	2013		2012		2013		2012
	(In thousands)
Proceeds from maturities and sales of available-for-sale marketable securities	$	2	$	21,376	$	12,502	$	47,777
Gross realized gains	—		15		—		1,798
Gross realized losses	—		—		—		—