Income Taxes - Unrecognized Tax Benefits Rollforward (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | |||
| Unrecognized tax benefits at beginning of period | $ 45 | $ 31 | $ 21 |
| Increases related to tax positions taken during a prior year | 2 | 2 | 1 |
| Increases related to tax positions taken during the current year | 15 | 12 | 9 |
| Unrecognized tax benefits at end of period | $ 62 | $ 45 | $ 31 |