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Investment Securities (Summary Of Investment Securities With Unrealized Losses) (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less than 12 months | $ 100,868 | $ 6,788
Unrealized Losses, Less than 12 months | (598) | (166)
Fair Value, More than 12 months | 3,250 | 287,711
Unrealized Losses, More than 12 months | (246) | (72,490)
Fair Value, Total | 104,118 | 294,499
Unrealized Losses, Total | (844) | (72,656)
U.S. Treasury Securities And Obligations Of U.S. Government Agencies [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, More than 12 months | 455 |
Unrealized Losses, More than 12 months | (23) |
Fair Value, Total | 455 |
Unrealized Losses, Total | (23) |
U.S. Agencies [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, More than 12 months |  | 538
Unrealized Losses, More than 12 months |  | (40)
Fair Value, Total |  | 538
Unrealized Losses, Total |  | (40)
Commercial Mortgage-Backed Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less than 12 months | 3,445 | 1,691
Unrealized Losses, Less than 12 months | (21) | (54)
Fair Value, More than 12 months | 1,002 | 1,172
Unrealized Losses, More than 12 months | (10) | (244)
Fair Value, Total | 4,447 | 2,863
Unrealized Losses, Total | (31) | (298)
Residential Mortgage-Backed Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less than 12 months | 94,817 | 2,460
Unrealized Losses, Less than 12 months | (474) | (46)
Fair Value, More than 12 months | 1,793 | 286,001
Unrealized Losses, More than 12 months | (213) | (72,206)
Fair Value, Total | 96,610 | 288,461
Unrealized Losses, Total | (687) | (72,252)
U.S. States And Political Subdivisions [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less than 12 months | 2,606 | 2,637
Unrealized Losses, Less than 12 months | (103) | (66)
Fair Value, Total | 2,606 | 2,637
Unrealized Losses, Total | $ (103) | $ (66)

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