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Consolidated Statements of Changes in Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Beginning balance at Dec. 31, 2022 $ 3,233 $ 36 $ 425,485 $ (422,288)
Beginning balance (in shares) at Dec. 31, 2022   32,682,342    
Net income (loss) 67,041     67,041
Stock-based compensation expense 2,624   2,624  
Common stock issued through employee stock purchase plan 42   42  
Common stock issued through employee stock purchase plan (in shares)   28,896    
Common stock issued, net of expenses 4 $ 4    
Common stock issued, net of expenses (in shares)   4,150,400    
Common stock issued for vested restricted stock units 18   18  
Common stock issued for vested restricted stock units (in shares)   346,161    
Ending balance at Dec. 31, 2023 $ 72,962 $ 40 428,169 (355,247)
Ending balance (in shares) at Dec. 31, 2023 37,207,799 37,207,799    
Net income (loss) $ (21,288)     (21,288)
Stock-based compensation expense 3,346   3,346  
Common stock issued through employee stock purchase plan 56   56  
Common stock issued through employee stock purchase plan (in shares)   45,593    
Common stock issued for vested restricted stock units 1 $ 1    
Common stock issued for vested restricted stock units (in shares)   720,599    
Ending balance at Dec. 31, 2024 $ 55,077 $ 41 $ 431,571 $ (376,535)
Ending balance (in shares) at Dec. 31, 2024 37,973,991 37,973,991