Note 3 - Investment Securities Available for Sale (Tables)
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9 Months Ended |
Sep. 30, 2026 |
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| Notes Tables |
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| Schedule of Available-for-Sale Securities Reconciliation [Table Text Block] |
($ in thousands) | | September 30, 2026 | |
| | | | | | Gross | | | Gross | | | | | |
| | Amortized | | | Unrealized | | | Unrealized | | | Fair | |
Available-for-Sale | | Cost | | | Gains | | | Losses | | | Value | |
Debt securities: | | | | | | | | | | | | | | | | |
U.S. Government-sponsored agencies collateralized by mortgage obligations - residential | | $ | 264,595 | | | $ | 3 | | | $ | (17,946 | ) | | $ | 246,652 | |
U.S. Government- sponsored agencies collateralized by mortgage obligations - commercial | | | 163,072 | | | | - | | | | (15,865 | ) | | | 147,207 | |
Obligations of states and political subdivisions | | | 91,873 | | | | 2 | | | | (10,566 | ) | | | 81,309 | |
| | $ | 519,540 | | | $ | 5 | | | $ | (44,377 | ) | | $ | 475,168 | |
($ in thousands) | | December 31, 2025 | |
| | | | | | Gross | | | Gross | | | | | |
| | Amortized | | | Unrealized | | | Unrealized | | | Fair | |
Available-for-Sale | | Cost | | | Gains | | | Losses | | | Value | |
Debt securities: | | | | | | | | | | | | | | | | |
U.S. Government-sponsored agencies collateralized by mortgage obligations - residential | | $ | 257,520 | | | $ | 2,709 | | | $ | (7,064 | ) | | $ | 253,165 | |
U.S. Government- sponsored agencies collateralized by mortgage obligations - commercial | | | 141,861 | | | | 1,245 | | | | (8,342 | ) | | | 134,764 | |
Obligations of states and political subdivisions | | | 92,109 | | | | 1,038 | | | | (4,481 | ) | | | 88,666 | |
| | $ | 491,490 | | | $ | 4,992 | | | $ | (19,887 | ) | | $ | 476,595 | |
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| Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] |
($ in thousands) | | Less than 12 Months | | | 12 Months or More | | | Total | |
| | Fair | | | Unrealized | | | Fair | | | Unrealized | | | Fair | | | Unrealized | |
September 30, 2026 | | Value | | | Losses | | | Value | | | Losses | | | Value | | | Losses | |
Debt securities: | | | | | | | | | | | | | | | | | | | | | | | | |
U.S. Government-sponsored agencies collateralized by mortgage obligations - residential | | $ | 189,335 | | | $ | 8,441 | | | $ | 49,482 | | | $ | 9,505 | | | $ | 238,817 | | | $ | 17,946 | |
U.S. Government- sponsored agencies collateralized by mortgage obligations - commercial | | | 100,447 | | | | 4,838 | | | | 46,760 | | | | 11,027 | | | | 147,207 | | | | 15,865 | |
Obligations of states and political subdivisions | | | 55,403 | | | | 3,046 | | | | 24,889 | | | | 7,520 | | | | 80,292 | | | | 10,566 | |
| | $ | 345,185 | | | $ | 16,325 | | | $ | 121,131 | | | $ | 28,052 | | | $ | 466,316 | | | $ | 44,377 | |
($ in thousands) | | Less than 12 Months | | | 12 Months or More | | | Total | |
| | Fair | | | Unrealized | | | Fair | | | Unrealized | | | Fair | | | Unrealized | |
December 31, 2025 | | Value | | | Losses | | | Value | | | Losses | | | Value | | | Losses | |
Debt securities: | | | | | | | | | | | | | | | | | | | | | | | | |
U.S. Government-sponsored agencies collateralized by mortgage obligations - residential | | $ | 16,496 | | | $ | 109 | | | $ | 63,328 | | | $ | 6,955 | | | $ | 79,824 | | | $ | 7,064 | |
U.S. Government- sponsored agencies collateralized by mortgage obligations - commercial | | | 6,941 | | | | 35 | | | | 51,781 | | | | 8,307 | | | | 58,722 | | | | 8,342 | |
Obligations of states and political subdivisions | | | 2,783 | | | | 7 | | | | 35,480 | | | | 4,474 | | | | 38,263 | | | | 4,481 | |
| | $ | 26,220 | | | $ | 151 | | | $ | 150,589 | | | $ | 19,736 | | | $ | 176,809 | | | $ | 19,887 | |
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| Investments Classified by Contractual Maturity Date [Table Text Block] |
($ in thousands) | | | Amortized Cost | | | | Estimated Fair Value | |
Within one year | | $ | 1,805 | | | $ | 1,792 | |
After one year through five years | | | 7,350 | | | | 7,158 | |
After five years through ten years | | | 15,464 | | | | 14,531 | |
After ten years | | | 67,254 | | | | 57,828 | |
Investment securities not due at a single maturity date: | | | | | | | | |
U.S. Government-sponsored agencies collateralized by mortgage obligations - residential | | | 264,595 | | | | 246,652 | |
U.S. Government- sponsored agencies collateralized by mortgage obligations - commercial | | | 163,072 | | | | 147,207 | |
| | $ | 519,540 | | | $ | 475,168 | |
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