Investments (Tables)

9 Months Ended

Sep. 30, 2014

Equity Method Investments and Joint Ventures [Abstract]

Equity method investments

Investments consisted of the following:

(in thousands)	As of
	September 30,		December 31,
	2014		2013
Equity-method investments	$	456,716	$	473,018
Cost-method investments		31,912		15,180
Total investments	$	488,628	$	488,198