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Securities Sold Under Agreements To Repurchase (Narrative) (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
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Investments, Debt and Equity Securities [Abstract] |  |  |
Securities sold under agreements to repurchase average | $ 267,688 | $ 451,612 | $ 454,992
Securities sold under agreements to repurchase maximum outstanding | $ 304,605 | $ 532,449 | $ 537,581

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