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Derivative Instruments (Change In Fair Value Of Derivative Instruments) (Details) - Non-hedging interest rate derivatives: - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025
Derivatives, Fair Value [Line Items] |  |  |  |
Change in Fair Value Non-Hedging Interest Rate Derivatives: | $ 20 | $ (119) | $ 18 | $ (279)
Customer Back-to-Back Swap Program, Derivative Asset |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Change in Fair Value Non-Hedging Interest Rate Derivatives: | 1,445 | (4,350) | 1,029 | (12,354)
Customer Back-to-Back Swap Program, Derivative Liability |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Change in Fair Value Non-Hedging Interest Rate Derivatives: | $ (1,445) | $ 4,350 | $ (1,029) | $ 12,354

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