Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Financial Statements Details - Outstanding Securities Considered Anti-Dilutive (Details)

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Condensed Consolidated Financial Statements Details - Outstanding Securities Considered Anti-Dilutive (Details) - shares
shares in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Antidilutive Securities Excluded From Computation Of Earnings Per Share        
Antidilutive securities excluded from computation of net loss per share (in shares) 5,953 908 6,115 941
Convertible preferred stock.        
Antidilutive Securities Excluded From Computation Of Earnings Per Share        
Antidilutive securities excluded from computation of net loss per share (in shares) 5,003   5,483  
Stock Options        
Antidilutive Securities Excluded From Computation Of Earnings Per Share        
Antidilutive securities excluded from computation of net loss per share (in shares) 931 893 611 926
Warrants for common stock        
Antidilutive Securities Excluded From Computation Of Earnings Per Share        
Antidilutive securities excluded from computation of net loss per share (in shares) 19 15 21 15