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Other Borrowings - Additional Information (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023
Advance from Federal Home Loan Bank [Abstract] |  |
Unused portion of line of credit | $ 321 | $ 314
Borrowed on federal reserve | $ 120 | $ 120
Borrowing fixed rate | 4.76% |
Maturity date | Jan. 16, 2025 |

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