XML 63 R45.htm IDEA: XBRL DOCUMENT v3.20.1
Net Loss Per Share Attributable to Common and Limited Stockholders - Schedule of Potentially Dilutive Securities not Included in Diluted Per Share Calculations Anti-dilutive (Details) - shares
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share 6,790,938 45,745,373
Convertible Preferred Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share   41,184,460
Shares Subject to Outstanding Common Stock Options    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share 6,790,938 4,560,913