Interest and Other Income (Tables)

9 Months Ended

Sep. 30, 2014

Income Statement [Abstract]

Schedule of Interest Income, Net

“Interest income, net” consisted of the following:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2014			2013			2014			2013
	(in thousands)
Interest income	$	1,332		$	1,217		$	4,231		$	3,341
Interest expense	(778		)	(745		)	(2,468		)	(1,000		)
Interest income, net	$	554		$	472		$	1,763		$	2,341

Schedule of Other Income (Expense), Net

"Other income (expense), net" consisted of the following:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2014			2013			2014			2013
	(in thousands)
Realized gain (loss) on sale of marketable securities, net	$	(1,001	)	$	1,863		$	4,066		$	1,834
Realized loss on financial instrument obligation	(83		)	—			(752		)	—
Realized loss upon change to equity method at fair value	—			—			(568		)	—
Foreign exchange loss	(223		)	—			(394		)	—
Loss on extinguishment of debt	—			(463		)	—			(463		)
Other	8			67			(69		)	37
Other income (expense), net	$	(1,299	)	$	1,467		$	2,283		$	1,408