v3.26.1
Common Stock, Equity Incentive Plans and Stock-Based Compensation - Additional Information (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 63 Months Ended
May 31, 2026
$ / shares
shares
Mar. 31, 2025
period
Jun. 30, 2026
USD ($)
vote
$ / shares
shares
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
vote
$ / shares
shares
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
vote
$ / shares
shares
Jun. 30, 2026
USD ($)
vote
$ / shares
shares
Jul. 29, 2026
USD ($)
Dec. 31, 2025
$ / shares
shares
Nov. 10, 2025
USD ($)
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Share repurchase program, authorized, amount | $                     $ 250,000
Repurchase and retirement of common stock (in shares)         2,934,671            
Repurchase and retirement of common stock, net excise tax | $         $ 131,500            
Excise taxes accrued | $     $ 800   800   $ 800 $ 800      
Stock-based compensation expense | $     19,092 $ 590,983 30,784 $ 590,990          
Stock options issued (in shares)               0      
Total intrinsic values of options exercised | $     39,500                
Subsequent Event                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Share repurchase program, authorized, amount | $                 $ 300,000    
Remaining amount authorized for repurchase | $                 $ 496,500    
Employee Stock Purchase Plan                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Unrecognized stock-based compensation expense | $     6,000   $ 6,000   6,000 $ 6,000      
Weighted average period         8 months 12 days            
Restricted Stock Units (RSUs)                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Unrecognized stock-based compensation expense | $     169,500   $ 169,500   169,500 169,500      
Weighted average period         1 year 10 months 24 days            
Intrinsic value | $     517,700   $ 517,700   $ 517,700 517,700      
Vested (in shares)         1,035,952            
Granted (in shares)         2,762,316            
PRSU's cancelled (in shares)         533,023            
Employee Stock Purchase Plan                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Offering period   1 year                  
Number of purchase periods | period   2                  
Purchase period   6 months                  
Purchase price of common stock percent   85.00%                  
Expected term         6 months   1 year        
Expected dividend yield         0.00%   0.00%        
Performance Shares                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Intrinsic value | $     $ 470,400   $ 470,400   $ 470,400 $ 470,400      
Vested (in shares)         26,600            
Granted (in shares)         0            
PRSU's cancelled (in shares)         0            
2025 Incentive Award Plan                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Vesting period         4 years            
Shares outstanding under plan     14,823,940   14,823,940   14,823,940 14,823,940      
2017 Equity Incentive Plan                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Vesting period         4 years            
Expiration period         10 years            
Class A Common Stock                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Common stock, shares authorized (in shares)     1,000,000,000   1,000,000,000   1,000,000,000 1,000,000,000   1,000,000,000  
Number of votes per share | vote     1   1   1 1      
Class A Common Stock | Employee Stock Purchase Plan                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Shares outstanding under plan     2,632,440   2,632,440   2,632,440 2,632,440      
Class B Common Stock                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Conversion of redeemable preferred stock (in shares) (42,986,472)                    
Common stock, shares authorized (in shares)     120,000,000   120,000,000   120,000,000 120,000,000   120,000,000  
Number of votes per share | vote     15   15   15 15      
Redeemable Convertible Preferred Stock                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Conversion of redeemable preferred stock (in shares) 42,986,472                    
Series E                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Temporary equity, par value (in usd per share) | $ / shares $ 0.00001   $ 0.00001   $ 0.00001   $ 0.00001 $ 0.00001   $ 0.00001  
Conversion of redeemable preferred stock (in shares) 1,748,504                    
Temporary equity, shares authorized (in shares)     4,330,341   4,330,341   4,330,341 4,330,341   4,330,341  
Number of votes per share | vote     15   15   15 15      
Undesignated Preferred Stock                      
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                      
Temporary equity, shares authorized (in shares)     100,000,000   100,000,000   100,000,000 100,000,000