Share-Based Compensation - Schedule of Share-Based Compensation Expense (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Share-based compensation expense | $ 831 | $ 463 | $ 1,470 | $ 694 |
| Location, Statement of Income, Balance [Axis]: us-gaap:CostOfRevenue | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Share-based compensation expense | 117 | 65 | 193 | 104 |
| Location, Statement of Income, Balance [Axis]: us-gaap:ResearchAndDevelopmentExpense | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Share-based compensation expense | 369 | 193 | 731 | 268 |
| Location, Statement of Income, Balance [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Share-based compensation expense | $ 345 | $ 205 | $ 546 | $ 322 |