Marketable Securities - Restricted (Tables)

6 Months Ended

Jun. 30, 2013

Available for sale securities

Securities classified as available for sale consisted of:

June 30, 2013

(in thousands)

Securities	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value		Short-Term Investments		Long Term Investments
Mutual Funds	$	17,333	$	—	$	(490	)	$	16,843	$	16,843	$	—
Totals	$	17,333	$	—	$	(490	)	$	16,843	$	16,843	$	—

December 31, 2012

(in thousands)

Securities	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value		Short-Term Investments		Long Term Investments
Mutual Funds	$	27,230	$	11	$	—	$	27,241	$	27,241	$	—
Totals	$	27,230	$	11	$	—	$	27,241	$	27,241	$	—

Unrealized losses on securities

Investments with continuous unrealized losses for less than 12 months and 12 months or greater and their related fair values were as follows:

June 30, 2013

(in thousands)

		Less Than 12 Months					12 Months or Greater				Totals
Securities	Total number in loss position	Fair Values		Unrealized  Losses			Fair Values		Unrealized Losses		Total Fair Value		Total Unrealized Losses
Mutual Funds	2	$	16,843	$	(490	)	$	—	$	—	$	16,843	$	(490	)
Totals	2	$	16,843	$	(490	)	$	—	$	—	$	16,843	$	(490	)

Restricted Securities [Member]

Available for sale securities

Securities classified as restricted from sale consisted of:

June 30, 2013

(in thousands)

Securities	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair  Value		Short-Term Investments		Long Term Investments
Mutual Funds	$	14,971	$	—	$	(597	)	$	14,374	$	14,374	$	—
Totals	$	14,971	$	—	$	(597	)	$	14,374	$	14,374	$	—

December 31, 2012

(in thousands)

Securities	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair  Value		Short-Term Investments		Long Term Investments
Mutual Funds	$	11,050	$	—	$	(54	)	$	10,996	$	10,996	$	—
Corporate Bonds	3,503		1		—			3,504		3,504		—
Totals	$	14,553	$	1	$	(54	)	$	14,500	$	14,500	$	—

Unrealized losses on securities

Investments restricted from sale with continuous unrealized losses for less than 12 months and 12 months or greater and their related fair values were as follows:

June 30, 2013

(in thousands)

		Less Than 12 Months					12 Months or Greater				Totals
Securities	Total number in loss position	Fair Values		Unrealized  Losses			Fair Values		Unrealized Losses		Total Fair Value		Total Unrealized Losses
Mutual Funds	2	$	14,374	$	(597	)	$	—	$	—	$	14,374	$	(597	)
Totals	2	$	14,374	$	(597	)	$	—	$	—	$	14,374	$	(597	)

December 31, 2012

(in thousands)

		Less Than 12 Months					12 Months or Greater				Totals
Securities	Total number in loss position	Fair Values		Unrealized  Losses			Fair  Values		Unrealized Losses		Total Fair Value		Total Unrealized Losses
Mutual Funds	1	$	10,996	$	(54	)	$	—	$	—	$	10,996	$	(54	)
Totals	1	$	10,996	$	(54	)	$	—	$	—	$	10,996	$	(54	)