Other Income, net of expenses (Tables)

6 Months Ended

Jun. 30, 2013

Other Income, net of expenses [Abstract]

Schedule of Other income, net of expenses

Other income, net of expenses for the three and six-month periods ended June 30, 2013 and 2012 is presented below (in thousands):

	Three Months Ended June 30,						Six Months Ended June 30,
	2013			2012			2013			2012
Interest income	$	239		$	288		$	578		$	535
Gain (loss) on investments		(212	)		(23	)		(164	)		51
License fee income		76			67			290			493
Other		(71	)		289			80			390
Total	$	32		$	621		$	784		$	1,469