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Debt (Recourse Debt Net Principal Amounts Due Over Five Years) (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Debt Details [Line Items] |  |
Recourse Debt Total | $ 5,704 | $ 4,464
Debt Maturity Year One [Member] |  |
Debt Details [Line Items] |  |
Recourse Debt Total | 900 |
Debt Maturity Year Two [Member] |  |
Debt Details [Line Items] |  |
Recourse Debt Total | 800 |
Debt Maturity Year Three [Member] |  |
Debt Details [Line Items] |  |
Recourse Debt Total | 0 |
Debt Maturity Year Four [Member] |  |
Debt Details [Line Items] |  |
Recourse Debt Total | 900 |
Debt Maturity Year Five [Member] |  |
Debt Details [Line Items] |  |
Recourse Debt Total | 0 |
Thereafter |  |
Debt Details [Line Items] |  |
Recourse Debt Total | 3,150 |
Unamortized Discounts [Member] |  |
Debt Details [Line Items] |  |
Recourse Debt Total | $ (46) | $ (36)

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- Definition Recourse debt is direct borrowings by the Parent Company that is structurally subordinate to the affiliates non-recourse debt. + References No definition available. + Details
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