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v3.24.3

Borrowed Funds (FHLB Borrowings, Senior Debt and Subordinated Debt) (Details) - USD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Debt Instrument [Line Items] |  |
Carrying value of debt | $ 64,688 | $ 69,711
Parent Company |  |
Debt Instrument [Line Items] |  |
Carrying value of debt | 29,414 | 23,971
Parent Company | Senior debt |  |
Debt Instrument [Line Items] |  |
Carrying value of debt | $ 28,394 | 22,221
Parent Company | Senior debt | Minimum |  |
Debt Instrument [Line Items] |  |
Interest rate | 1.15% |
Parent Company | Senior debt | Maximum |  |
Debt Instrument [Line Items] |  |
Interest rate | 6.88% |
Parent Company | Subordinated debt |  |
Debt Instrument [Line Items] |  |
Interest rate | 4.63% |
Carrying value of debt | $ 814 | 1,544
Parent Company | Junior subordinated debt |  |
Debt Instrument [Line Items] |  |
Interest rate | 5.85% |
Carrying value of debt | $ 206 | 206
Subsidiaries |  |
Debt Instrument [Line Items] |  |
Carrying value of debt | 35,274 | 45,740
Subsidiaries | Senior debt |  |
Debt Instrument [Line Items] |  |
Carrying value of debt | $ 4,098 | 4,615
Subsidiaries | Senior debt | Minimum |  |
Debt Instrument [Line Items] |  |
Interest rate | 2.95% |
Subsidiaries | Senior debt | Maximum |  |
Debt Instrument [Line Items] |  |
Interest rate | 5.99% |
Subsidiaries | Subordinated debt |  |
Debt Instrument [Line Items] |  |
Carrying value of debt | $ 3,176 | 3,125
Subsidiaries | Subordinated debt | Minimum |  |
Debt Instrument [Line Items] |  |
Interest rate | 2.70% |
Subsidiaries | Subordinated debt | Maximum |  |
Debt Instrument [Line Items] |  |
Interest rate | 5.90% |
Subsidiaries | FHLB |  |
Debt Instrument [Line Items] |  |
Carrying value of debt | $ 28,000 | $ 38,000
Subsidiaries | FHLB | Minimum |  |
Debt Instrument [Line Items] |  |
Interest rate | 5.07% |
Subsidiaries | FHLB | Maximum |  |
Debt Instrument [Line Items] |  |
Interest rate | 5.43% |

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