v3.26.3
Stockholders' Equity - Additional Information (Details)
 1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Feb. 28, 2026
shares
Feb. 28, 2025
shares
Dec. 31, 2021
Tranche
Sep. 30, 2026
USD ($)
$ / shares
shares
Sep. 30, 2025
USD ($)
Sep. 30, 2026
USD ($)
$ / shares
shares
Sep. 30, 2025
USD ($)
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Dec. 31, 2024
shares
Dec. 31, 2022
shares
Dec. 31, 2021
shares
Class of Stock [Line Items]                      
Shares authorized | shares       1,350,000,000   1,350,000,000   1,350,000,000      
Common stock, authorized | shares       1,250,000,000   1,250,000,000   1,250,000,000      
Preferred stock, authorized | shares       100,000,000   100,000,000   100,000,000      
Common stock voting rights, description           The holder of each share of Class A Common Stock is entitled to one vote, and the holder of each share of Class B Common Stock is entitled to ten votes.          
Granted stock option | shares           0 0        
Aggregate intrinsic value | $           $ 2,500,000 $ 54,300,000        
Stock-based compensation unvested stock options not yet recognized | $       $ 0   $ 0          
Performance period           3 years          
Number of shares subject to options outstanding | shares       3,100,000   3,100,000          
Stock option exercisable, aggregate intrinsic value | $       $ 4,700,000   $ 4,700,000          
Stock-based compensation expense | $       16,313,000 $ 29,223,000 74,147,000 96,117,000        
Additional paid-in-capital | $       5,074,451,000   $ 5,074,451,000   $ 4,961,832,000      
Weighted average remaining contractual term of stock options           2 years 9 months 18 days          
EPA                      
Class of Stock [Line Items]                      
Unrecognized stock-based compensation expense | $       $ 0   $ 0          
Number of tranches | Tranche     5                
Number of shares subject to options outstanding | shares       0   0          
Stock-based compensation expense | $       $ 0     4,700,000        
Stock-based compensation award cancelled | $             5,700,000        
RSUs                      
Class of Stock [Line Items]                      
Expected to be recognized estimated weighted average period           2 years 9 months 18 days          
Fair value of stock units vested | $           $ 66,800,000 57,400,000        
Unrecognized stock-based compensation expense | $       150,300,000   $ 150,300,000          
Stock units granted | shares           12,032,000          
Grant date fair value of granted shares | $ / shares           $ 6.98          
PSUs                      
Class of Stock [Line Items]                      
Expected to be recognized estimated weighted average period           2 years 2 months 12 days          
Unrecognized stock-based compensation expense | $       33,100,000   $ 33,100,000          
Stock units granted | shares           7,705,000          
Performance period           3 years          
Grant date fair value of granted shares | $ / shares           $ 7.32          
Stock-based compensation expense | $       4,200,000 3,700,000 $ 3,800,000 10,500,000        
Reversal of stock-based compensation expense | $       8,100,000   $ 9,600,000          
PSUs | Management Team and Certain Other Employees                      
Class of Stock [Line Items]                      
Stock units granted | shares           4,000,000   5,400,000 4,200,000    
Milestone PSUs                      
Class of Stock [Line Items]                      
Unrecognized stock-based compensation expense | $       14,800,000   $ 14,800,000          
Market PSUs                      
Class of Stock [Line Items]                      
Grant date fair value of granted shares | $ / shares           $ 9.22          
2020 Equity Incentive Award Plan                      
Class of Stock [Line Items]                      
Business combination exchange ratio           4.0217501492          
2020 Equity Incentive Award Plan | PSUs                      
Class of Stock [Line Items]                      
Stock units granted | shares           1,300,000          
2024 Bonus Plan | PSUs                      
Class of Stock [Line Items]                      
Fair value of stock units vested | $             32,900,000        
2025 Bonus Plan                      
Class of Stock [Line Items]                      
Restricted stock units granted and vested | shares 2,300,000                    
Additional paid-in-capital | $       14,300,000   $ 14,300,000          
2025 Bonus Plan | PSUs                      
Class of Stock [Line Items]                      
Fair value of stock units vested | $           $ 30,800,000          
2026 Bonus Plan                      
Class of Stock [Line Items]                      
Stock units granted | shares           0          
Current Year and Prior Year Bonus Plans                      
Class of Stock [Line Items]                      
Stock-based compensation expense | $       $ 2,000,000 $ 4,400,000 $ 10,800,000 $ 11,500,000        
Class A Common Stock                      
Class of Stock [Line Items]                      
Common stock, authorized | shares       1,000,000,000   1,000,000,000   1,000,000,000      
Common stock, par value | $ / shares       $ 0.0001   $ 0.0001   $ 0.0001      
Class A Common Stock | EPA                      
Class of Stock [Line Items]                      
Granted stock option | shares                   2,100,000 14,700,000
Number of shares waived stock options | shares 800,000 4,000,000                  
Class A Common Stock | 2020 Equity Incentive Award Plan                      
Class of Stock [Line Items]                      
Common stock authorized for issuance | shares       163,592,934   163,592,934          
Class A Common Stock | Maximum | 2020 Equity Incentive Award Plan                      
Class of Stock [Line Items]                      
Common stock authorized for issuance | shares       69,846,580   69,846,580          
Class B Common Stock                      
Class of Stock [Line Items]                      
Common stock, authorized | shares       250,000,000   250,000,000   250,000,000      
Common stock, par value | $ / shares       $ 0.0001   $ 0.0001   $ 0.0001