Condensed Consolidated Statements Of Comprehensive Loss - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Statement [Abstract]
NET REVENUE	$ 61,539	$ 48,222	$ 122,660	$ 96,429
COST OF GOODS SOLD	41,405	32,199	81,496	65,141
GROSS PROFIT	20,134	16,023	41,164	31,288
OPERATING EXPENSES:
Research and development	9,960	9,340	20,079	18,816
Sales and marketing	3,441	3,843	7,245	7,137
General and administrative	5,960	2,851	9,172	5,749
Total operating expenses	19,361	16,034	36,496	31,702
OPERATING INCOME (LOSS)	773	(11)	4,668	(414)
OTHER INCOME (EXPENSE):
Interest income (expense), net	(13)	(4)	(27)	(22)
Other Income, net	0	11	0	21
Total other income (expense), net	(13)	7	(27)	(1)
INCOME (LOSS) BEFORE INCOME TAXES	760	(4)	4,641	(415)
INCOME TAX EXPENSE	75	74	85	75
NET INCOME (LOSS)	$ 685	$ (78)	$ 4,556	$ (490)
NET INCOME (LOSS) PER SHARE:
Net Income (Loss) per share - basic and diluted	$ 0.01	$ 0.00	$ 0.07	$ (0.01)
WEIGHTED AVERAGE SHARES USED TO CALCULATE NET INCOME (LOSS) PER SHARE:
Weighted Average Number of Shares Outstanding, Basic	61,292	60,159	61,027	59,920
Weighted Average Number of Shares Outstanding, Diluted	66,562	60,159	65,611	59,920
COMPREHENSIVE LOSS:
NET INCOME (LOSS)	$ 685	$ (78)	$ 4,556	$ (490)
Foreign currency translation adjustment	27	1	20	(29)
Reclassification of accumulated foreign currency translation losses into net income (loss) upon liquidation of foreign subsidiary	2,677	0	2,677	0
Comprehensive income (loss)	$ 3,389	$ (77)	$ 7,253	$ (519)