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Condensed Consolidated Statements of Comprehensive Loss - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Statement of Comprehensive Income [Abstract]        
Net loss $ (37,783,896) $ (60,169,041) $ (225,354,926) $ (196,711,130)
Other comprehensive (loss) income:        
Foreign currency translation (16,563) (10,872) (37,903) (22,813)
Unrealized (loss) gain on short-term investments, net of tax (218,985) 18,849 (565,073) 21,031
Comprehensive loss $ (38,019,444) $ (60,161,064) $ (225,957,902) $ (196,712,912)