Segment, Geographic and Revenue Information - Other Expenses - Transaction Taxes (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Segment Reporting [Abstract] | ||||
| Transaction taxes | $ 703 | $ 303 | $ 1,220 | $ 569 |