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Investment Securities (Scheduled Maturities Of Securities Available For Sale And Securities Held To Maturity) (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
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Investments [Abstract] |  |
Debt securities available for sale, Due in one year or less, Amortized Cost | $ 21,794 |
Debt securities available for sale, Due from one to five years, Amortized Cost | 105,018 |
Debt securities available for sale, Due after five years through ten years, Amortized Cost | 173,807 |
Debt securities available for sale, Due after ten years, Amortized Cost | 101,678 |
Securities available for sale, Amortized Cost | 402,297 | $ 455,582
Debt securities available for sale, Due in one year or less, Fair Value | 21,721 |
Debt securities available for sale, Due from one to five years, Fair Value | 106,314 |
Debt securities available for sale, Due after five years through ten years, Fair Value | 176,526 |
Debt securities available for sale, Due after ten years, Fair Value | 101,948 |
Debt securities available for sale, Fair Value | 406,509 | 445,677
Debt securities held to maturity, Due in one year or less, Amortized Cost | 47,189 |
Debt securities held to maturity, Due from one to five years, Amortized Cost | 131,918 |
Debt securities held to maturity, Due after five years through ten years, Amortized Cost | 58,251 |
Debt securities held to maturity, Due after ten years, Amortized Cost | 161,252 |
Securities held to maturity, Amortized Cost | 398,610 | 446,581
Debt securities held to maturity, Due in one year or less, Fair Value | 47,565 |
Debt securities held to maturity, Due from one to five years, Fair Value | 134,551 |
Debt securities held to maturity, Due after five years through ten years, Fair Value | 58,541 |
Debt securities held to maturity, Due after ten years, Fair Value | 160,748 |
Securities held to maturity, Fair Value | $ 401,405 | $ 439,581

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