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Stock-based Compensation (Tables)
 12 Months Ended
Dec. 31, 2025
Share-Based Payment Arrangement [Abstract]  
Schedule of Outstanding Restricted Stock Awards Activity
A summary of the RSU activities, including those related to discontinued operations, for the year ended December 31, 2025 is as follows:
Number of
Restricted
Stock Units
Weighted-Average Grant-Date Fair Value
(per share)
Balances as of December 31, 20242,150,021 $74.34 
Granted239,382 $577.97 
Vested(1,629,270)$88.97 
Forfeited(401,971)$60.03 
Balances as of December 31, 2025358,162 $360.48 
Schedule of Weighted Average Assumptions Used, PSUs
The following assumptions were used to estimate the fair value of PSUs:
Year Ended December 31,
202520242023
Stock price on the date of grant $620.62$159.11
$12.41 - $16.43
Expected volatility70.95 %64.72 %
73.76% - 73.95%
Risk-free interest rate3.85 %4.05 %
3.58% - 3.60%
Discount for lack of marketability20.34 %15.29 %
20.43% - 20.65%
Dividend yield— %— %— %
Schedule of Stock Options Activity Under the Plan
A summary of the stock option activities, including those related to discontinued operations, for the year ended December 31, 2025 is as follows:
Number of
Options
Weighted-Average
Exercise Price
(per share)
Weighted-Average
Remaining Contractual Term
(in years)
Balances as of December 31, 20243,747,152 $6.60 4.9
Exercised(2,486,033)$6.85 
Forfeited(5,005)$7.45 
Balances as of December 31, 20251,256,114 $6.10 4.0
Vested and exercisable as of December 31, 20251,256,114 $6.10 4.0
Vested and expected to vest as of December 31, 20251,256,114 $6.10 4.0
Schedule of Stock-based Payment Arrangement Expenses
Stock-based compensation included in the Company's consolidated statements of operations was as follows (in thousands):
Year Ended December 31,
202520242023
Cost of revenue$1,425 $4,799 $3,834 
Sales and marketing34,055 76,824 69,903 
Research and development114,463 229,577 216,236 
General and administrative58,015 46,231 52,578 
Stock-based compensation from continuing operations
207,958 357,431 342,551 
Stock-based compensation from discontinued operations
3,663 19,024 20,556 
Total stock-based compensation
$211,621 $376,455 $363,107