Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Summary of Stock Option Activity (Details)

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Stock-Based Compensation - Summary of Stock Option Activity (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Number of Options    
Outstanding, beginning balance (in shares) 8,019  
Granted (in shares) 236  
Exercised (in shares) (898)  
Cancelled (in shares) (172)  
Outstanding, ending balance (in shares) 7,185 8,019
Weighted Average Exercise Price    
Outstanding, beginning balance (in dollars per share) $ 10.35  
Granted (in dollars per share) 53.48  
Exercised (in dollars per share) 8.81  
Cancelled (in dollars per share) 10.16  
Outstanding, ending balance (in dollars per share) $ 11.96 $ 10.35
Weighted-average remaining contractual life, options outstanding 6 years 8 months 15 days 6 years 10 months 13 days
Aggregate intrinsic value, options outstanding $ 348,628 $ 473,371
Options vested and exercisable (in shares) 4,097  
Options vested and exercisable (in dollars per share) $ 6.81  
Weighted-average remaining contractual life, options vested and exercisable 5 years 3 months 7 days  
Aggregate intrinsic value, options vested and exercisable $ 219,890