v3.6.0.2
Consolidated Statements of Stockholders' Equity (Deficit) Statement - USD ($)
$ in Thousands
Total
Convertible Preferred Stock
Convertible Preferred Stock
Series A Convertible Preferred Stock
Convertible Preferred Stock
Series C Convertible Preferred Stock
Common Stock
Treasury Stock
Additional paid-in capital
Additional paid-in capital
Series A Convertible Preferred Stock
Additional paid-in capital
Series C Convertible Preferred Stock
Accumulated deficit
Accumulated Other Comprehensive Income (Loss)
ESPP
Employee Stock Purchase Plan
Beginning balance (in shares) at Dec. 31, 2013   27,861,009     7,419,469              
Beginning balance at Dec. 31, 2013 $ (102) $ 69     $ 18   $ 116,902     $ (117,091) $ 0  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Cashless exercise of convertible preferred stock warrants (in shares)     38,724                  
Cashless exercise of convertible preferred stock warrants 0   $ 0                  
Issuance of convertible preferred stock upon exercise of warrants (in shares)       327,795                
Issuance of convertible preferred stock upon exercise of warrants 907     $ 0         $ 907      
Reclassification of convertible preferred stock warrants upon exercise 3,202           3,202          
Issuance of common stock upon initial public offering, net of issuance costs (in shares)         8,625,000              
Issuance of common stock upon initial public offering, net of issuance costs 74,798       $ 9   74,789          
Conversion of preferred stock to common stock (in shares)   (28,227,528)     28,832,898              
Conversion of preferred stock to common stock 0 $ (69)     $ 18   51          
Conversion of preferred stock warrants to common stock warrants 611           611          
Shares issued upon exercise of options (in shares)         915,563              
Shares issued upon exercise of options 1,721       $ 1   1,720          
Vesting of common stock from early exercised options (in shares)         113,500              
Vesting of common stock from early exercised options 435       $ 0   435          
Issuance of common stock upon vesting of RSUs (in shares)         187,699              
Issuance of common stock upon vesting of RSUs 0       $ 0   0          
Shares repurchased for tax withholdings on vesting of RSUs (in shares)         (65,221)              
Shares repurchased for tax withholdings on vesting of RSUs (316)           (316)          
Stock-based compensation 10,697           10,697          
Net loss (29,037)                 (29,037)    
Ending balance (in shares) at Dec. 31, 2014   0     46,028,908              
Ending balance at Dec. 31, 2014 62,916 $ 0     $ 46   208,998     (146,128) 0  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Cashless exercise of convertible preferred stock warrants               $ 0        
Reclassification of convertible preferred stock warrants upon exercise 0                      
Shares issued upon exercise of options (in shares)         678,533              
Shares issued upon exercise of options 1,524       $ 1   1,523          
Common stock issued under ESPP (in shares)                       1,226,012
Common stock issued under ESPP 5,196       $ 1   5,195          
Vesting of common stock from early exercised options (in shares)         27,000              
Vesting of common stock from early exercised options 45       $ 0   45          
Issuance of common stock upon vesting of RSUs (in shares)         1,580,206              
Issuance of common stock upon vesting of RSUs 0       $ 2   (2)          
Shares repurchased for tax withholdings on vesting of RSUs (in shares)         (523,366)              
Shares repurchased for tax withholdings on vesting of RSUs (3,158)       $ (1)   (3,157)          
Modification for common stock warrants 59           59          
Stock-based compensation 18,628           18,628          
Unrealized Gain (Loss) on Investments (61)                   (61)  
Net loss (44,218)                 (44,218)    
Ending balance (in shares) at Dec. 31, 2015   0     49,017,293              
Ending balance at Dec. 31, 2015 40,931 $ 0     $ 49   231,289     (190,346) (61)  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Reclassification of convertible preferred stock warrants upon exercise $ 0                      
Shares issued upon exercise of options (in shares) 444,660       444,660              
Shares issued upon exercise of options $ 870       $ 0   870          
Common stock issued under ESPP (in shares)                       1,209,410
Common stock issued under ESPP 5,326       $ 1   5,325          
Issuance of common stock upon vesting of RSUs (in shares)         2,099,785              
Issuance of common stock upon vesting of RSUs 0       $ 2   (2)          
Shares repurchased for tax withholdings on vesting of RSUs (in shares)         (188,984)              
Shares repurchased for tax withholdings on vesting of RSUs (1,121)       $ 0   (1,121)          
Repurchase of treasury stock (in shares)         (364,627)              
Repurchase of treasury stock (2,139)         $ (2,139)            
Exercise of common stock warrants (in shares)         27,715              
Stock-based compensation 21,702           21,702          
Unrealized Gain (Loss) on Investments 30                   30  
Net loss (36,911)                 (36,911)    
Ending balance (in shares) at Dec. 31, 2016         52,245,252              
Ending balance at Dec. 31, 2016 $ 28,688       $ 52 $ (2,139) $ 258,063     $ (227,257) $ (31)