Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Consolidated Statements of Comprehensive Income (Loss)
Net income (loss)	$ 5,306	$ (13,977)	$ (22,191)	$ (10,028)
Other comprehensive income ( loss), net of tax
Unrealized gain (loss) on available-for-sale securities	(17)	6	9	127
Reclassifications from AOCI into net income			(1)	(45)
Currency translation gain (loss)	(63)	(138)	(93)	(29)
Total other comprehensive income (loss), net of tax	(80)	(132)	(85)	53
Comprehensive income (loss)	$ 5,226	$ (14,109)	$ (22,276)	$ (9,975)