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Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Other Comprehensive Income (Loss)
Beginning balance at Dec. 31, 2021 $ 540,894 $ 16 $ 2,694,646 $ (2,153,576) $ (192)
Issuance of common stock from exercise of stock options and units     3,273    
Issuance of common stock pursuant to employee stock purchase plan     3,025    
Stock-based compensation     35,374    
Net income (loss) (147,067)     (147,067)  
Other comprehensive (loss) income         (651)
Ending balance at Jun. 30, 2022 434,848 16 2,736,318 (2,300,643) (843)
Beginning balance at Mar. 31, 2022 444,797 16 2,712,025 (2,266,632) (612)
Issuance of common stock from exercise of stock options and units     806    
Issuance of common stock pursuant to employee stock purchase plan     3,025    
Stock-based compensation     20,462    
Net income (loss) (34,011)     (34,011)  
Other comprehensive (loss) income         (231)
Ending balance at Jun. 30, 2022 434,848 16 2,736,318 (2,300,643) (843)
Beginning balance at Dec. 31, 2022 400,413 16 2,770,923 (2,369,551) (975)
Issuance of common stock from exercise of stock options and units     4,281    
Issuance of common stock pursuant to employee stock purchase plan     2,663    
Stock-based compensation     29,903    
Net income (loss) (41,907)     (41,907)  
Other comprehensive (loss) income         440
Ending balance at Jun. 30, 2023 395,793 16 2,807,770 (2,411,458) (535)
Beginning balance at Mar. 31, 2023 374,258 16 2,787,034 (2,412,572) (220)
Issuance of common stock from exercise of stock options and units     2,815    
Issuance of common stock pursuant to employee stock purchase plan     2,663    
Stock-based compensation     15,258    
Net income (loss) 1,114     1,114  
Other comprehensive (loss) income         (315)
Ending balance at Jun. 30, 2023 $ 395,793 $ 16 $ 2,807,770 $ (2,411,458) $ (535)