CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Net revenues	$ 64,223	$ 63,868	$ 191,622	$ 174,607
Cost of revenues	36,611	46,290	107,394	130,431
Gross profit	27,612	17,578	84,228	44,176
Operating expenses:
Selling, distribution, and marketing	1,291	1,171	3,975	4,163
General and administrative	10,801	9,034	31,129	32,793
Research and development	9,723	11,117	28,591	28,411
Impairment of long-lived assets		4	331	78
Total operating expenses	21,815	21,326	64,026	65,445
Income (loss) from operations	5,797	(3,748)	20,202	(21,269)
Non-operating income (expense):
Interest income	63	83	187	240
Interest expense	(281)	(232)	(970)	(783)
Other income (expense), net	422	(379)	150	1,110
Total non-operating income (expense), net	204	(528)	(633)	567
Income (loss) before income taxes	6,001	(4,276)	19,569	(20,702)
Income tax expense (benefit)	2,111	(1,268)	6,295	(10,382)
Net income (loss)	$ 3,890	$ (3,008)	$ 13,274	$ (10,320)
Net income (loss) per share:
Basic (in Dollars per share)	$ 0.09	$ (0.07)	$ 0.29	$ (0.23)
Diluted (in Dollars per share)	$ 0.08	$ (0.07)	$ 0.29	$ (0.23)
Weighted-average shares used to compute net income (loss) per share:
Basic (in Shares)	45,398	45,310	45,132	44,920
Weighted Average Number of Shares Outstanding, Diluted	47,953	45,310	46,365	44,920