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Condensed Consolidated Statements Of Operations And Comprehensive Loss - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Revenue:    
Product revenue $ 21,294 $ 12,379
Service and other revenue 3,621 3,152
Contractual revenue   3,596
Total revenue 24,915 19,127
Cost of Revenue:    
Cost of product revenue 11,362 6,880
Cost of service and other revenue 4,616 2,743
Total cost of revenue 15,978 9,623
Gross profit 8,937 9,504
Operating expense:    
Research and development 16,971 16,361
Sales, general and administrative 15,265 11,708
Total operating expense 32,236 28,069
Operating loss (23,299) (18,565)
Interest expense (838) (779)
Other income (expense), net 270 (8)
Net loss (23,867) (19,352)
Other comprehensive loss:    
Unrealized gain on investments (8) 48
Comprehensive loss $ (23,875) $ (19,304)
Net loss per share:    
Basic and diluted net loss per share $ (0.26) $ (0.23)
Shares used in computing basic and diluted net loss per share 92,970 83,604