Income Taxes - Summary of Valuation Allowance (Details) - Valuation Allowance of Deferred Tax Assets [Member] - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at January 1, | $ 165 | $ 12 | $ 8 |
| Charges to income tax expense | 1 | 153 | 4 |
| Reduction of valuation allowance | (32) | ||
| Balance at December 31, | $ 134 | $ 165 | $ 12 |