Investments (Tables)

12 Months Ended

Dec. 31, 2016

Investments [Abstract]

Schedule of investments

Investments consisted of the following:

	As of December 31,
(in thousands)	2016		2015
Investments held at cost	$	10,774	$	10,652
Equity method investments	3,447		3,204
Total investments	$	14,221	$	13,856