Income Taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Unrecognized Tax Benefits [Roll Forward] | |||
| Balance at beginning of year | $ 61 | $ 67 | $ 97 |
| Additions based on tax positions related to the current year | 3 | 3 | 5 |
| Additions for tax positions of prior years | 8 | 0 | 1 |
| Reductions for tax positions of prior years | (10) | (3) | (3) |
| Lapse of statute and settlements | (3) | (6) | (33) |
| Balance at end of year | $ 59 | $ 61 | $ 67 |