Annual report pursuant to Section 13 and 15(d)

Net Loss per Share (Details)

v3.21.1
Net Loss per Share (Details) - USD ($)
shares in Thousands, $ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Adjustment for accumulated dividends on convertible preferred shares $ 42.0 $ 13.9
Early exercise of unvested share options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share amount 5,280 9,396
Options to purchase common shares    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share amount 324 1,512
Restricted common shares    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share amount 7,587 18,335
RSUs    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share amount 8,524