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Income Taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Mar. 27, 2023 | Dec. 31, 2022
Income Tax Disclosure [Abstract] |  |  |  |  |  |  |
Effective income tax rate | 24.60% |  | 22.90% | 3.60% | 13.30% |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Deferred tax assets, valuation allowance |  |  |  |  |  |  | $ 70
Decrease in valuation allowance due to business entity conversion |  |  |  | $ 18 |  |  |
SVB |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Deferred tax liabilities |  |  |  |  |  | $ 3,281 |
Decrease in valuation allowance due to measurement period adjustment |  | $ 12 |  |  |  |  |

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