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Condensed Consolidated Statements Of Operations And Comprehensive Loss - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Revenue:        
Product revenue $ 20,343 $ 18,050 $ 58,185 $ 44,016
Service and other revenue 3,202 3,472 10,348 10,188
Contractual revenue   3,596   10,788
Total revenue 23,545 25,118 68,533 64,992
Cost of Revenue:        
Cost of product revenue 11,547 9,273 31,064 23,268
Cost of service and other revenue 3,771 3,207 12,304 8,938
Total cost of revenue 15,318 12,480 43,368 32,206
Gross profit 8,227 12,638 25,165 32,786
Operating expense:        
Research and development 15,844 17,479 49,698 51,362
Sales, general and administrative 13,952 11,894 44,722 34,794
Total operating expense 29,796 29,373 94,420 86,156
Operating loss (21,569) (16,735) (69,255) (53,370)
Interest expense (633) (821) (2,297) (2,395)
Other income (expense), net 181 62 125 420
Net loss (22,021) (17,494) (71,427) (55,345)
Other comprehensive loss:        
Unrealized gain (loss) on investments 14 (29) (7) 30
Comprehensive loss $ (22,007) $ (17,523) $ (71,434) $ (55,315)
Net loss per share:        
Basic and diluted net loss per share $ (0.19) $ (0.19) $ (0.70) $ (0.63)
Shares used in computing basic and diluted net loss 115,771 92,110 102,117 87,969