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Unaudited Condensed Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Loss [Member]
Accumulated Deficit [Member]
Beginning balance at Dec. 31, 2021 $ 366,327 $ 41 $ 413,967 $ (270) $ (47,411)
Beginning balance (in shares) at Dec. 31, 2021   41,243,137      
Exercise of common stock options 1   1    
Exercise of common stock options (in shares)   7,405      
Shares issued under employee stock purchase plan 307   307    
Shares issued under employee stock purchase plan (in shares)   32,662      
Vesting of restricted shares 712 $ 1 711    
Vesting of restricted shares (in shares)   218,065      
Stock-based compensation 8,402   8,402    
Unrealized gain (loss) on available-for-sale securities, net (1,637)     (1,637)  
Net Income (Loss) (30,298)       (30,298)
Ending balance at Jun. 30, 2022 343,814 $ 42 423,388 (1,907) (77,709)
Ending balance (in shares) at Jun. 30, 2022   41,501,269      
Beginning balance at Mar. 31, 2022 356,082 $ 41 418,429 (1,567) (60,821)
Beginning balance (in shares) at Mar. 31, 2022   41,393,660      
Exercise of common stock options (in shares)   1,000      
Shares issued under employee stock purchase plan 307   307    
Shares issued under employee stock purchase plan (in shares)   32,662      
Vesting of restricted shares 209 $ 1 208    
Vesting of restricted shares (in shares)   73,947      
Stock-based compensation 4,444   4,444    
Unrealized gain (loss) on available-for-sale securities, net (340)     (340)  
Net Income (Loss) (16,888)       (16,888)
Ending balance at Jun. 30, 2022 343,814 $ 42 423,388 (1,907) (77,709)
Ending balance (in shares) at Jun. 30, 2022   41,501,269      
Beginning balance at Dec. 31, 2022 320,740 $ 42 432,703 (1,535) (110,470)
Beginning balance (in shares) at Dec. 31, 2022   41,616,260      
Exercise of common stock options $ 1,580   1,580    
Exercise of common stock options (in shares) 148,649 148,649      
Shares issued under employee stock purchase plan $ 528   528    
Shares issued under employee stock purchase plan (in shares)   57,911      
Vesting of restricted shares 139   139    
Vesting of restricted shares (in shares)   44,716      
Stock-based compensation 10,974   10,974    
Unrealized gain (loss) on available-for-sale securities, net 475     475  
Net Income (Loss) (34,967)       (34,967)
Ending balance at Jun. 30, 2023 299,469 $ 42 445,924 (1,060) (145,437)
Ending balance (in shares) at Jun. 30, 2023   41,867,536      
Beginning balance at Mar. 31, 2023 311,264 $ 42 439,890 (739) (127,929)
Beginning balance (in shares) at Mar. 31, 2023   41,802,807      
Shares issued under employee stock purchase plan 528   528    
Shares issued under employee stock purchase plan (in shares)   57,911      
Vesting of restricted shares 5   5    
Vesting of restricted shares (in shares)   6,818      
Stock-based compensation 5,501   5,501    
Unrealized gain (loss) on available-for-sale securities, net (321)     (321)  
Net Income (Loss) (17,508)       (17,508)
Ending balance at Jun. 30, 2023 $ 299,469 $ 42 $ 445,924 $ (1,060) $ (145,437)
Ending balance (in shares) at Jun. 30, 2023   41,867,536