Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Restricted Stock Units (Details)

v3.20.4
Stockholders' Equity - Restricted Stock Units (Details) - Restricted Stock Units - $ / shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Stockholders' Equity    
Number of shares granted 2,536,850 2,500,585
Grant date fair value (in dollars per share) $ 2.11 $ 0.74
Vesting period 4 years  
Shares of common stock underlying vested RSUs withheld 477,255