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Common Stock and Employee Stock Plans - Additional Information (Details)
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 01, 2022
shares
Jul. 26, 2021
Jan. 01, 2021
shares
Jan. 01, 2020
shares
Apr. 30, 2020
USD ($)
Mar. 31, 2019
shares
Mar. 31, 2019
USD ($)
shares
Dec. 31, 2022
USD ($)
vote
$ / shares
shares
Dec. 31, 2021
USD ($)
$ / shares
shares
Dec. 31, 2020
USD ($)
shares
Dec. 31, 2018
USD ($)
shares
May 12, 2020
$ / shares
Mar. 27, 2019
shares
Share-based Compensation Arrangement by Share-based Payment Award                          
Increase in number of shares reserved for future issuance (in shares)       35,000,000                  
Stock options granted (in shares)               0 0        
Intrinsic value of stock options exercised | $               $ 2,900,000 $ 41,900,000 $ 36,100,000      
Fair value of common stock (in dollars per share) | $ / shares               $ 11.02 $ 42.73     $ 29.53  
Issuance of common stock upon exercise of stock options (in shares)               112,000          
Withholding tax adjustment | $               $ 6,733,000 $ 26,297,000 20,240,000      
Stock-based compensation expense | $               750,767,000 $ 724,560,000 $ 565,807,000      
Aggregate unrecognized compensation cost | $               $ 499,500,000          
Aggregate grant-date fair value, weighted average period               1 year          
Common Stock                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Issuance of common stock upon exercise of stock options (in shares)             3,162,797            
Value of stock during the period | $             $ 205,600,000            
Stock options                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Grant price of stock options, percentage of fair market value               100.00%          
Common stock reserved for issuance (in shares)               993,145          
Restricted stock units                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Common stock reserved for issuance (in shares)               22,315,333          
Withholding tax adjustment (in shares)               358,330 508,934 551,372      
Withholding tax adjustment | $               $ 6,700,000 $ 26,300,000 $ 20,200,000      
Granted (in shares)               35,189,000          
Granted (in dollars per share) | $ / shares               $ 24.57          
Fair value of shares vested | $               $ 354,300,000 1,000,000,000 $ 700,900,000      
Aggregate grant-date fair value | $               $ 244,926,000 730,528,000        
Stock-based compensation expense | $         $ 22,900,000                
Restricted stock units | Founder                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Withholding tax adjustment (in shares)             3,617,460            
Withholding tax adjustment | $             $ 223,500,000            
Performance based restricted stock units                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Granted (in shares)               942,428          
Granted (in dollars per share) | $ / shares               $ 36.72          
Restricted Stock Awards | Executives                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Number of shares issued in business combination (in shares)                     241,390    
Aggregate grant-date fair value | $                     $ 11,400,000    
Stock-based compensation expense | $                 4,200,000        
Unvested stock options and restricted stock                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Aggregate unrecognized compensation cost | $               $ 0 $ 0        
2008 Equity Incentive Plan | Minimum                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Voting power percentage of total outstanding stock               10.00%          
2008 Equity Incentive Plan | Maximum                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Voting power percentage of total outstanding stock               110.00%          
2008 Equity Incentive Plan | Stock options                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Vesting percentage               25.00%          
2008 Equity Incentive Plan | Restricted stock units                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Vesting percentage               25.00%          
Maximum term               7 years          
2018 Equity Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Common stock reserved for issuance (in shares)               75,504,222          
Additional common stock reserved for issuance (in shares)               11,836,692          
2018 Equity Incentive Plan | Restricted stock units                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Vesting percentage               25.00%          
Maximum term               7 years          
2019 Equity Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Service-based condition for majority of satisfied over a period           4 years              
Common stock reserved for issuance (in shares)           44,000,000 44,000,000            
2019 Equity Incentive Plan | Maximum                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Common stock reserved for issuance (in shares)           80,604,678 80,604,678            
2019 Employee Stock Purchase Plan                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Common stock reserved for issuance (in shares)                         6,000,000
Increase in number of shares reserved for future issuance (in shares)       7,000,000                  
Percentage of common stock outstanding       1.00%                  
Percentage of earnings for purchase of common stock   15.00%                      
Offering periods (in months)   12 months                      
Common stock purchased (in shares)               3,803,504          
Class A Common Stock                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Common stock, number of votes per share | vote               1          
Number of additional shares reserved for issuance (in shares) 17,246,911   16,186,855 15,129,789                  
Class A Common Stock | 2019 Equity Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Percentage of common stock outstanding       5.00%                  
Class A Common Stock | 2019 Employee Stock Purchase Plan                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Additional common stock reserved for issuance (in shares) 3,449,382   3,237,371 3,025,957                  
Class B Common Stock                          
Share-based Compensation Arrangement by Share-based Payment Award                          
Common stock, number of votes per share | vote               20