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Stock-Based Compensation - Narrative (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2024 USD ($) period shares | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2020 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Capitalized stock-based compensation expense | $ 77 | $ 60 | $ 46 |
Share-based compensation expense not yet recognized | $ 850 |  |  |
Share-based compensation expense not yet recognized | 2 years 2 months 1 day |  |  |
2004 Purchase Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Percentage of purchase price reductions | 15.00% |  |  |
Number of offering periods | period | 2 |  |  |
Offering period | 24 months |  |  |
Offering interval | 6 months |  |  |
Purchase discount from market price | 85.00% |  |  |
Shares available for grant (in shares) | shares | 2,197,000 |  |  |
2020 Equity Incentive Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period |  |  |  | 4 years
Shares available for grant (in shares) | shares | 1,858,000 |  |  | 4,000,000
RSUs |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Restricted stock units vested and released, net | $ 594 | $ 498 | $ 462 |

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