v3.23.2
Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-In Capital
Unrealized Gain/Loss
Accumulated Deficit 
Beginning balance (in shares) at Dec. 31, 2019   121,674,568      
Beginning balance at Dec. 31, 2019 $ 392,877 $ 1 $ 1,188,810 $ 0 $ (795,934)
Issuance of common stock, net of issuance costs (in shares)   24,133,348      
Issuance of common stock, net of issuance costs 209,519   209,519    
Proceeds from sale of stock under employee stock purchase plan (in shares)   235,658      
Proceeds from sale of stock under employee stock purchase plan 1,100   1,100    
Exercise of options (in shares)   166,633      
Exercise of options 1,226   1,226    
Stock-based compensation expense 24,460   24,460    
Restricted stock unit vesting (in shares)   1,863,878      
Unrealized gain (loss) 13     13  
Net loss (384,841)       (384,841)
Ending balance (in shares) at Dec. 31, 2020   148,074,085      
Ending balance at Dec. 31, 2020 244,354 $ 1 1,425,115 13 (1,180,775)
Issuance of common stock, net of issuance costs (in shares)   26,352,343      
Issuance of common stock, net of issuance costs 88,204   88,204    
Proceeds from sale of stock under employee stock purchase plan (in shares)   307,193      
Proceeds from sale of stock under employee stock purchase plan $ 746   746    
Exercise of options (in shares) 0        
Stock-based compensation expense $ 22,735   22,735    
Restricted stock unit vesting (in shares)   2,267,342      
Unrealized gain (loss) (7)     (7)  
Net loss $ (282,024)       (282,024)
Ending balance (in shares) at Dec. 31, 2021 177,000,963 177,000,963      
Ending balance at Dec. 31, 2021 $ 74,008 $ 1 1,536,800 6 (1,462,799)
Net loss $ (63,509)        
Ending balance at Mar. 31, 2022         (1,526,308)
Beginning balance (in shares) at Dec. 31, 2021 177,000,963 177,000,963      
Beginning balance at Dec. 31, 2021 $ 74,008 $ 1 1,536,800 6 (1,462,799)
Net loss $ (34,058)        
Ending balance at Jun. 30, 2022         (1,496,859)
Beginning balance (in shares) at Dec. 31, 2021 177,000,963 177,000,963      
Beginning balance at Dec. 31, 2021 $ 74,008 $ 1 1,536,800 6 (1,462,799)
Net loss $ (88,156)        
Ending balance at Sep. 30, 2022         (1,550,955)
Beginning balance (in shares) at Dec. 31, 2021 177,000,963 177,000,963      
Beginning balance at Dec. 31, 2021 $ 74,008 $ 1 1,536,800 6 (1,462,799)
Issuance of common stock, net of issuance costs (in shares)   4,404,600      
Issuance of common stock, net of issuance costs 7,122   7,121    
Proceeds from sale of stock under employee stock purchase plan (in shares)   335,146      
Proceeds from sale of stock under employee stock purchase plan 410   410    
Exercise of options (in shares)   142,440      
Exercise of options 67   67    
Stock-based compensation expense 17,849   17,849    
Restricted stock unit vesting (in shares)   2,252,565      
Unrealized gain (loss) 0        
Net loss $ (94,226)       (94,226)
Ending balance (in shares) at Dec. 31, 2022 184,135,714 184,135,714      
Ending balance at Dec. 31, 2022 $ 5,230 $ 2 $ 1,562,247 $ 6 (1,557,025)
Beginning balance at Mar. 31, 2022         (1,526,308)
Net loss 29,449        
Ending balance at Jun. 30, 2022         (1,496,859)
Net loss $ (54,095)        
Ending balance at Sep. 30, 2022         $ (1,550,955)