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CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($)
$ in Thousands
Total
Cumulative Effect, Period of Adoption, Adjustment
 [1]
Common Stock
Additional Paid-In Capital
Additional Paid-In Capital
Cumulative Effect, Period of Adoption, Adjustment
Accumulated Other Comprehensive Income (Loss)
Accumulated Deficit
Accumulated Deficit
Cumulative Effect, Period of Adoption, Adjustment
 [1]
Beginning balance (in share) at Dec. 31, 2020     66,496,000          
Beginning balance at Dec. 31, 2020 $ 279,164 $ (145,669) $ 67 $ 476,941 $ (168,412) [1] $ 335 $ (198,179) $ 22,743
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Issuance of common stock upon partial conversion of the 2023 convertible senior notes (in shares)     454,000          
Issuance of common stock upon partial conversion of the 2023 convertible senior notes (353)     (353)        
Partial unwind of capped calls and retirement of common stock related to the 2023 convertible senior notes (in shares)     (69,000)          
Partial unwind of capped calls and retirement of common stock related to the 2023 convertible senior notes 9     9        
Issuance of common stock upon exercise of stock options (in shares)     389,000          
Issuance of common stock upon exercise of stock options 7,402     7,402        
Issuance of common stock upon vesting of restricted stock units (in shares)     1,097,000          
Issuance of common stock upon vesting of restricted stock units (1)   $ 1 (2)        
Issuance of common stock under ESPP (in shares)     121,000          
Issuance of common stock under ESPP 15,397     15,397        
Stock-based compensation 108,805     108,805        
Other comprehensive income (loss) (622)         (622)    
Net loss (53,000)           (53,000)  
Ending balance (in shares) at Dec. 31, 2021     68,488,000          
Ending balance at Dec. 31, 2021 211,132   $ 68 439,787   (287) (228,436)  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Issuance of common stock upon partial conversion of the 2023 convertible senior notes (in shares)     573,633          
Issuance of common stock upon partial conversion of the 2023 convertible senior notes (280)   $ 1 (281)        
Partial unwind of capped calls and retirement of common stock related to the 2023 convertible senior notes (in shares)     (119,000)          
Partial unwind of capped calls and retirement of common stock related to the 2023 convertible senior notes 10     10        
Issuance of common stock upon exercise of stock options (in shares)     531,000          
Issuance of common stock upon exercise of stock options 8,522   $ 1 8,521        
Issuance of common stock upon vesting of restricted stock units (in shares)     1,383,000          
Issuance of common stock upon vesting of restricted stock units 1   $ 1          
Issuance of common stock under ESPP (in shares)     190,000          
Issuance of common stock under ESPP 13,413     13,413        
Stock-based compensation 174,218     174,218        
Other comprehensive income (loss) (2,401)         (2,401)    
Net loss (94,650)           (94,650)  
Ending balance (in shares) at Dec. 31, 2022     71,047,000          
Ending balance at Dec. 31, 2022 309,965   $ 71 635,668 $ (168,400) (2,688) (323,086)  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Issuance of common stock upon partial conversion of the 2023 convertible senior notes (in shares)     2,000          
Partial unwind of capped calls and retirement of common stock related to the 2023 convertible senior notes (in shares)     (371,000)          
Partial unwind of capped calls and retirement of common stock related to the 2023 convertible senior notes 74,453     74,453        
Issuance of common stock upon exercise of stock options (in shares)     491,000          
Issuance of common stock upon exercise of stock options 9,127     9,127        
Issuance of common stock upon vesting of restricted stock units (in shares)     1,844,000          
Issuance of common stock upon vesting of restricted stock units $ 0   $ 2 (2)        
Shares held for tax withholdings (in shares) (40,000)              
Shares held for tax withholdings $ (3,270)     (3,270)        
Issuance of common stock under ESPP (in shares)     344,000          
Issuance of common stock under ESPP 15,927     15,927        
Stock-based compensation 210,377     210,377        
Other comprehensive income (loss) 3,270         3,270    
Net loss (81,764)           (81,764)  
Ending balance (in shares) at Dec. 31, 2023     73,317,000          
Ending balance at Dec. 31, 2023 $ 538,085   $ 73 $ 942,280   $ 582 $ (404,850)  
[1] Effective January 1, 2021, the Company adopted ASU 2020-06. Accordingly, the Company recorded a net reduction to opening accumulated deficit of $22.7 million and a net reduction to opening additional paid-in capital of $168.4 million as of January 1, 2021 due to the cumulative impact of adopting this new standard.