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Investment Securities (Tables) | 9 Months Ended
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Sep. 30, 2025
Investment Securities [Abstract] |
Amortized Cost And Estimated Fair Value Of Available-For-Sale Investment Securities |
|  | September 30, 2025
(In thousands) |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
Available-for-sale securities |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities and obligations of U.S. government agencies |  | $ | 10,477 |  | $ | – |  | $ | (23) |  | $ | 10,454
Commercial mortgage-backed securities |  |  | 4,478 |  |  | – |  |  | (31) |  |  | 4,447
Residential mortgage-backed securities |  |  | 154,615 |  |  | 88 |  |  | (687) |  |  | 154,016
U.S. states and political subdivisions |  |  | 4,708 |  |  | 66 |  |  | (103) |  |  | 4,671
Total available-for-sale securities |  | $ | 174,278 |  | $ | 154 |  | $ | (844) |  | $ | 173,588
|  | December 31, 2024
(In thousands) |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
Available-for-sale securities |  |  |  |  |  |  |  |  |  |  |  |
U.S. agencies |  | $ | 578 |  | $ | – |  | $ | (40) |  | $ | 538
Commercial mortgage-backed securities |  |  | 3,161 |  |  | – |  |  | (298) |  |  | 2,863
Residential mortgage-backed securities |  |  | 360,713 |  |  | – |  |  | (72,252) |  |  | 288,461
U.S. states and political subdivisions |  |  | 4,703 |  |  | 57 |  |  | (66) |  |  | 4,694
Total available-for-sale securities |  | $ | 369,155 |  | $ | 57 |  | $ | (72,656) |  | $ | 296,556
Summary Of Investment Securities With Unrealized Losses |
|  | Less than 12 Months |  | 12 Months or More |  | Total
September 30, 2025 |  | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses
U.S. Treasury securities and obligations of U.S. government agencies |  | $ | – |  | $ | – |  | $ | 455 |  | $ | (23) |  | $ | 455 |  | $ | (23)
Commercial mortgage-backed securities |  |  | 3,445 |  |  | (21) |  |  | 1,002 |  |  | (10) |  |  | 4,447 |  |  | (31)
Residential mortgage-backed securities |  |  | 94,817 |  |  | (474) |  |  | 1,793 |  |  | (213) |  |  | 96,610 |  |  | (687)
U.S. states and political subdivisions |  |  | 2,606 |  |  | (103) |  |  | – |  |  | – |  |  | 2,606 |  |  | (103)
Total available-for-sale |  | $ | 100,868 |  | $ | (598) |  | $ | 3,250 |  | $ | (246) |  | $ | 104,118 |  | $ | (844)
|  | Less than 12 Months |  | 12 Months or More |  | Total
December 31, 2024 |  | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses
U.S. agencies |  | $ | – |  | $ | – |  | $ | 538 |  | $ | (40) |  | $ | 538 |  | $ | (40)
Commercial mortgage-backed securities |  |  | 1,691 |  |  | (54) |  |  | 1,172 |  |  | (244) |  |  | 2,863 |  |  | (298)
Residential mortgage-backed securities |  |  | 2,460 |  |  | (46) |  |  | 286,001 |  |  | (72,206) |  |  | 288,461 |  |  | (72,252)
U.S. states and political subdivisions |  |  | 2,637 |  |  | (66) |  |  | – |  |  | – |  |  | 2,637 |  |  | (66)
Total available-for-sale |  | $ | 6,788 |  | $ | (166) |  | $ | 287,711 |  | $ | (72,490) |  | $ | 294,499 |  | $ | (72,656)
Amortized Cost And Estimated Fair Value Of Available-For-Sale Investment Securities By Contractual Maturity |
| Available-for-sale
| Amortized Cost |  | Fair Value
Due in one year or less | $ | 9,999 |  | $ | 9,998
Due after one year through five years |  | – |  |  | –
Due after five years through 10 years |  | 478 |  |  | 456
Due after 10 years |  | 4,708 |  |  | 4,671
|  | 15,185 |  |  | 15,125
Investment securities not due at a single maturity date: mortgage-backed securities |  | 159,093 |  |  | 158,463
| $ | 174,278 |  | $ | 173,588

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