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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-In Capital
Accumulated Other Comprehensive Loss
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2020   70,679,190      
Beginning balance at Dec. 31, 2020 $ 296,605 $ 7 $ 470,498 $ (5,010) $ (168,890)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net loss $ (88,641)       (88,641)
Issuance of common stock to directors (in shares)   4,950      
Vesting of restricted stock units (in shares)   354,130      
Exercise of stock options (in shares) 423,824 423,824      
Exercise of stock options $ 2,786   2,786    
Stock-based compensation expense 23,844   23,844    
Other comprehensive loss (677)     (677)  
Ending balance (in shares) at Dec. 31, 2021   71,462,094      
Ending balance at Dec. 31, 2021 233,917 $ 7 497,128 (5,687) (257,531)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net loss $ (150,920)       (150,920)
Issuance of common stock to directors (in shares)   14,928      
Vesting of restricted stock units (in shares)   403,648      
Exercise of stock options (in shares) 937,217 937,217      
Exercise of stock options $ 25,432   25,432    
Stock-based compensation expense 38,830   38,830    
Other comprehensive loss (1,559)     (1,559)  
Ending balance (in shares) at Dec. 31, 2022   72,817,887      
Ending balance at Dec. 31, 2022 145,700 $ 7 561,390 (7,246) (408,451)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net loss (111,441)       (111,441)
Issuance of common stock to directors (in shares)   19,687      
Vesting of restricted stock units (in shares)   430,582      
Vesting of restricted stock units $ (9,748)   (9,748)    
Exercise of stock options (in shares) 98,610 98,610      
Exercise of stock options $ 752   752    
Stock-based compensation expense 43,387   43,387    
Other comprehensive loss (16,309)     (16,309)  
Ending balance (in shares) at Dec. 31, 2023   73,366,766      
Ending balance at Dec. 31, 2023 $ 52,341 $ 7 $ 595,781 $ (23,555) $ (519,892)