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Investments
12 Months Ended
Dec. 31, 2014
Investments [Abstract]  
Investments
Investments
Investments consisted of the following:
 
 
As of December 31,
(in thousands)
 
2014
 
2013
 
 
 
 
 
Investments held at cost
 
$
5,503

 
$
11,724

Equity method investments
 
4,027

 
4,843

Total investments
 
$
9,530

 
$
16,567


Our investments do not trade in public markets, thus they do not have readily determinable fair values. We estimate the fair values of the investments to approximate their carrying values at December 31, 2014 and 2013. There can be no assurance we would realize the carrying values of these securities upon their sale.