Investments (Tables)

12 Months Ended

Dec. 31, 2013

Investments [Abstract]

Schedule of investments

Investments consisted of the following:

	As of December 31,
(in thousands)	2013		2012
Investments held at cost	$	11,724	$	15,242
Equity method investments	4,843		5,873
Total investments	$	16,567	$	21,115