Marketable Securities

Marketable securities consist of mutual funds. For the three months ended March 31, 2015 and 2014, it was determined that none of the marketable securities had other-than-temporary impairments. At March 31, 2015 and December 31, 2014, all securities were classified as available for sale investments and were measured as Level 1 instruments of the fair value measurements standard (see "Note 12: Fair Value").

Securities classified as available for sale consisted of:

March 31, 2015

(in thousands)



Securities	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value		Short-Term Investments		Long Term Investments
Mutual Funds	$	14,112	$	5	$	(54	)	$	14,063	$	14,063	$	—

Totals	$	14,112	$	5	$	(54	)	$	14,063	$	14,063	$	—

December 31, 2014

(in thousands)



Securities	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value		Short-Term Investments		Long Term Investments
Mutual Funds	$	14,112	$	—	$	(160	)	$	13,952	$	13,952	$	—

Totals	$	14,112	$	—	$	(160	)	$	13,952	$	13,952	$	—

Unrealized losses on investments

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

March 31, 2015

(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	$	—	$	—	$	8,024	$	(54	)	$	8,024	$	(54	)

Totals	2	$	—	$	—	$	8,024	$	(54	)	$	8,024	$	(54	)

December 31, 2014

(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	$	5,928	$	(106	)	$	8,024	$	(54	)	$	13,952	$	(160	)

Totals	2	$	5,928	$	(106	)	$	8,024	$	(54	)	$	13,952	$	(160	)