Investments (Tables)

12 Months Ended

Dec. 31, 2014

Investments [Abstract]

Schedule of 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