Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation - Summary of Number of Options Outstanding and Weighted-average Exercise Price (Details)

v3.21.2
Share-Based Compensation - Summary of Number of Options Outstanding and Weighted-average Exercise Price (Details) - $ / shares
6 Months Ended 12 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Compensation Related Costs [Abstract]    
Number of Shares, Options outstanding Beginning Balance 953,377  
Number of Shares, Granted 13,374,412  
Number of Shares, Expired (262,644)  
Number of Shares, Options outstanding Ending Balance 14,065,145 953,377
Number of Shares, Exercisable at June 30, 2021 (unaudited) 548,895  
Weighted Average Exercise Price, Options outstanding Beginning Balance $ 7.36  
Weighted Average Exercise Price, Granted 2.01  
Weighted Average Exercise Price, Expired 8.55  
Weighted Average Exercise Price, Options outstanding Ending Balance 2.25 $ 7.36
Weighted Average Exercise Price, Exercisable at June 30, 2021 (unaudited) $ 6.72  
Weighted Average Remaining Contractual Life in Years, Options outstanding 9 years 9 months 29 days 5 years 4 months 28 days
Weighted Average Remaining Contractual Life in Years, Exercisable at June 30, 2021 (unaudited) 6 years 9 months 3 days