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Stockholders’ Equity - Schedule of Tranches Eligible to Vest Based on Achievement of Certain Public Market Capitalization Targets (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Billions |  | 9 Months Ended
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Aug. 06, 2025 | Sep. 30, 2025
Restricted Stock Units (RSUs), 2021 CEO Market Award | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Shares of Class B common stock vested (in shares) |  | 11,250
Restricted Stock Units (RSUs), 2021 CEO Market Award | Tranche 1 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Public market capitalization targets |  | $ 15
Percentage of shares of Class B common stock vested | 50.00% |
Restricted Stock Units (RSUs), 2021 CEO Market Award | Tranche 1 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Shares of Class B common stock vested (in shares) |  | 1,875
Restricted Stock Units (RSUs), 2021 CEO Market Award | Tranche 2 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Public market capitalization targets |  | $ 20
Percentage of shares of Class B common stock vested | 50.00% |
Restricted Stock Units (RSUs), 2021 CEO Market Award | Tranche 2 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Shares of Class B common stock vested (in shares) |  | 3,750
Restricted Stock Units (RSUs), 2021 CEO Market Award | Tranche 3 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Public market capitalization targets |  | $ 25
Restricted Stock Units (RSUs), 2021 CEO Market Award | Tranche 3 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Shares of Class B common stock vested (in shares) |  | 5,625
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Percentage of shares of Class B common stock vested |  | 100.00%
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 1 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Stock price targets (in dollar per share) |  | $ 60
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 1 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Percentage of shares of Class B common stock vested |  | 15.00%
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 2 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Stock price targets (in dollar per share) |  | $ 70
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 2 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Percentage of shares of Class B common stock vested |  | 15.00%
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 3 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Stock price targets (in dollar per share) |  | $ 80
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 3 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Percentage of shares of Class B common stock vested |  | 15.00%
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 4 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Stock price targets (in dollar per share) |  | $ 90
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 4 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Percentage of shares of Class B common stock vested |  | 15.00%
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 5 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Stock price targets (in dollar per share) |  | $ 100
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 5 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Percentage of shares of Class B common stock vested |  | 14.50%
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 6 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Stock price targets (in dollar per share) |  | $ 110
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 6 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Percentage of shares of Class B common stock vested |  | 13.50%
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 7 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Stock price targets (in dollar per share) |  | $ 130
Restricted Stock Units (RSUs), 2025 CEO Stock Price Award | Tranche 7 | Common Class B |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Percentage of shares of Class B common stock vested |  | 12.00%

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