Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Parenthetical)

v3.20.4
Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Parenthetical) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Issuance of common stock   $ 3,800
Private Placement    
Issuance of common stock   $ 75
At-the-market Offering    
Issuance of common stock $ 1,600