Consolidated Statements of Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) - USD ($)
$ in Thousands
Total
Series A Convertible Preferred Stock
Series B Convertible Preferred Stock
Convertible Preferred Stock
Convertible Preferred Stock
Series A Convertible Preferred Stock
Convertible Preferred Stock
Series B Convertible Preferred Stock
Common Stock
Additional Paid-In Capital
Accumulated Other Comprehensive Loss
Accumulated Deficit
Beginning Balance at Dec. 31, 2019 $ 14,036           $ 1 $ 6,352   $ (19,746)
Beginning Balance, Shares at Dec. 31, 2019             2,586,535      
Beginning Balance at Dec. 31, 2019       $ 27,429            
Beginning Balance, Shares at Dec. 31, 2019       32,500,000            
Issuance of Series A redeemable convertible preferred stock, net of issuance costs of $0.1 million   $ 19,467     $ 19,467          
Issuance of Series A redeemable convertible preferred stock, net of issuance costs of $0.1 million, Shares         19,500,000          
Issuance of stock, net of issuance costs 246,388   $ 115,319     $ 115,319 $ 1 246,387    
Issuance of stock, net of issuance costs, Shares           41,159,724 14,089,314      
Conversion of convertible preferred stock into common stock upon initial public offering       $ (162,215)     $ 3 162,212    
Conversion of convertible preferred stock into common stock upon initial public offering, Shares       (93,159,724)     28,086,375      
Exercise of stock options 30             30    
Exercise of stock options, Shares             32,197      
Stock-based compensation 6,591             6,591    
Vesting of restricted shares             282,153      
Unrealized gains on marketable securities (27)               $ (27)  
Net loss (59,437)                 (59,437)
Ending Balance at Dec. 31, 2020 342,367           $ 5 421,572 (27) (79,183)
Ending Balance, Shares at Dec. 31, 2020             45,076,574      
Issuance of stock, net of issuance costs 157,237           $ 1 157,236    
Issuance of stock, net of issuance costs, Shares             6,000,000      
Exercise of stock options $ 584             584    
Exercise of stock options, Shares 147,499           147,499      
Stock-based compensation $ 17,542             17,542    
Vesting of restricted shares             251,808      
Vesting of restricted stock units             93,500      
Unrealized gains on marketable securities (242)               (242)  
Net loss (149,291)                 (149,291)
Ending Balance at Dec. 31, 2021 $ 368,197           $ 6 $ 596,934 $ (269) $ (228,474)
Ending Balance, Shares at Dec. 31, 2021             51,569,381