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v3.24.3

Note 2 - Investment Securities (Tables) | 9 Months Ended
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Sep. 30, 2024
Notes Tables |
Schedule of Available-for-Sale Securities Reconciliation [Table Text Block] |
(in thousands) |  | Amortized |  |  | Unrealized |  |  |  |  |
September 30, 2024 |  | cost |  |  | Gains |  |  | Losses |  |  | Fair value |
U.S. Treasury and other U.S. Government obligations |  | $ | 19,999 |  |  | $ | - |  |  | $ | (33 | ) |  | $ | 19,966 |
Government sponsored enterprise obligations |  |  | 90,295 |  |  |  | 127 |  |  |  | (3,527 | ) |  |  | 86,895 |
Mortgage backed securities - government agencies |  |  | 714,538 |  |  |  | 253 |  |  |  | (82,543 | ) |  |  | 632,248 |
Obligations of states and political subdivisions |  |  | 130,055 |  |  |  | 5 |  |  |  | (10,863 | ) |  |  | 119,197 |
Other |  |  | 3,719 |  |  |  | - |  |  |  | (193 | ) |  |  | 3,526 |
Total available for sale debt securities |  | $ | 958,606 |  |  | $ | 385 |  |  | $ | (97,159 | ) |  | $ | 861,832 |
December 31, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury and other U.S. Government obligations |  | $ | 119,931 |  |  | $ | - |  |  | $ | (3,662 | ) |  | $ | 116,269 |
Government sponsored enterprise obligations |  |  | 104,677 |  |  |  | 157 |  |  |  | (4,987 | ) |  |  | 99,847 |
Mortgage backed securities - government agencies |  |  | 789,145 |  |  |  | 83 |  |  |  | (101,189 | ) |  |  | 688,039 |
Obligations of states and political subdivisions |  |  | 136,579 |  |  |  | 5 |  |  |  | (13,094 | ) |  |  | 123,490 |
Other |  |  | 3,821 |  |  |  | - |  |  |  | (287 | ) |  |  | 3,534 |
Total available for sale debt securities |  | $ | 1,154,153 |  |  | $ | 245 |  |  | $ | (123,219 | ) |  | $ | 1,031,179 |
Debt Securities, Held-to-Maturity [Table Text Block] |
(in thousands) |  | Carrying |  |  | Unrecognized |  |  |  |  |
September 30, 2024 |  | value |  |  | Gains |  |  | Losses |  |  | Fair value |
U.S. Treasury and other U.S. Government obligations |  | $ | 153,692 |  |  | $ | - |  |  | $ | (1,539 | ) |  | $ | 152,153 |
Government sponsored enterprise obligations |  |  | 25,726 |  |  |  | - |  |  |  | (1,478 | ) |  |  | 24,248 |
Mortgage backed securities - government agencies |  |  | 195,494 |  |  |  | 3 |  |  |  | (19,468 | ) |  |  | 176,029 |
Total held to maturity debt securities |  | $ | 374,912 |  |  | $ | 3 |  |  | $ | (22,485 | ) |  | $ | 352,430 |
December 31, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury and other U.S. Government obligations |  | $ | 203,259 |  |  | $ | - |  |  | $ | (4,932 | ) |  | $ | 198,327 |
Government sponsored enterprise obligations |  |  | 26,918 |  |  |  | - |  |  |  | (2,457 | ) |  |  | 24,461 |
Mortgage backed securities - government agencies |  |  | 209,660 |  |  |  | 1 |  |  |  | (23,930 | ) |  |  | 185,731 |
Total held to maturity debt securities |  | $ | 439,837 |  |  | $ | 1 |  |  | $ | (31,319 | ) |  | $ | 408,519 |
Investments Classified by Contractual Maturity Date [Table Text Block] |
|  | AFS Debt Securities |  |  | HTM Debt Securities |
(in thousands) |  | Amortized cost |  |  | Fair value |  |  | Carrying value |  |  | Fair value |
Due within one year |  | $ | 25,215 |  |  | $ | 25,144 |  |  | $ | 151,741 |  |  | $ | 150,265 |
Due after one year but within five years |  |  | 35,528 |  |  |  | 34,296 |  |  |  | 2,644 |  |  |  | 2,565 |
Due after five years but within 10 years |  |  | 94,000 |  |  |  | 84,166 |  |  |  | 24,542 |  |  |  | 23,092 |
Due after 10 years |  |  | 89,325 |  |  |  | 85,978 |  |  |  | 491 |  |  |  | 479 |
Mortgage backed securities - government agencies |  |  | 714,538 |  |  |  | 632,248 |  |  |  | 195,494 |  |  |  | 176,029 |
Total |  | $ | 958,606 |  |  | $ | 861,832 |  |  | $ | 374,912 |  |  | $ | 352,430 |
Schedule of Unrealized Losses on Securities [Table Text Block] |
|  | AFS Debt Securities |
|  | Less than 12 months |  |  | 12 months or more |  |  | Total |
(in thousands) |  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |
September 30, 2024 |  | value |  |  | losses |  |  | value |  |  | losses |  |  | value |  |  | losses |
U.S. Treasury and other U.S. Government obligations |  | $ | - |  |  | $ | - |  |  | $ | 19,966 |  |  | $ | (33 | ) |  | $ | 19,966 |  |  | $ | (33 | )
Government sponsored enterprise obligations |  |  | 5,916 |  |  |  | (16 | ) |  |  | 77,159 |  |  |  | (3,511 | ) |  |  | 83,075 |  |  |  | (3,527 | )
Mortgage-backed securities - government agencies |  |  | - |  |  |  | - |  |  |  | 607,428 |  |  |  | (82,543 | ) |  |  | 607,428 |  |  |  | (82,543 | )
Obligations of states and political subdivisions |  |  | 7,751 |  |  |  | (69 | ) |  |  | 100,646 |  |  |  | (10,794 | ) |  |  | 108,397 |  |  |  | (10,863 | )
Other |  |  | - |  |  |  | - |  |  |  | 3,526 |  |  |  | (193 | ) |  |  | 3,526 |  |  |  | (193 | )
Total AFS debt securities |  | $ | 13,667 |  |  | $ | (85 | ) |  | $ | 808,725 |  |  | $ | (97,074 | ) |  | $ | 822,392 |  |  | $ | (97,159 | )
December 31, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury and other U.S. Government obligations |  | $ | - |  |  | $ | - |  |  | $ | 116,269 |  |  | $ | (3,662 | ) |  | $ | 116,269 |  |  | $ | (3,662 | )
Government sponsored enterprise obligations |  |  | - |  |  |  | - |  |  |  | 83,675 |  |  |  | (4,987 | ) |  |  | 83,675 |  |  |  | (4,987 | )
Mortgage-backed securities - government agencies |  |  | 16,346 |  |  |  | (95 | ) |  |  | 661,195 |  |  |  | (101,094 | ) |  |  | 677,541 |  |  |  | (101,189 | )
Obligations of states and political subdivisions |  |  | 6,326 |  |  |  | (64 | ) |  |  | 105,179 |  |  |  | (13,030 | ) |  |  | 111,505 |  |  |  | (13,094 | )
Other |  |  | - |  |  |  | - |  |  |  | 3,534 |  |  |  | (287 | ) |  |  | 3,534 |  |  |  | (287 | )
Total AFS debt securities |  | $ | 22,672 |  |  | $ | (159 | ) |  | $ | 969,852 |  |  | $ | (123,060 | ) |  | $ | 992,524 |  |  | $ | (123,219 | )
|  | HTM Debt Securities |
|  | Less than 12 months |  |  | 12 months or more |  |  | Total |
(in thousands) |  | Fair |  |  | Unrecognized |  |  | Fair |  |  | Unrecognized |  |  | Fair |  |  | Unrecognized |
September 30, 2024 |  | value |  |  | losses |  |  | value |  |  | losses |  |  | value |  |  | losses |
U.S. Treasury and other U.S. Government obligations |  | $ | - |  |  | $ | - |  |  | $ | 152,153 |  |  | $ | (1,539 | ) |  | $ | 152,153 |  |  | $ | (1,539 | )
Government sponsored enterprise obligations |  |  | 402 |  |  |  | (4 | ) |  |  | 23,825 |  |  |  | (1,474 | ) |  |  | 24,227 |  |  |  | (1,478 | )
Mortgage-backed securities - government agencies |  |  | - |  |  |  | - |  |  |  | 175,821 |  |  |  | (19,468 | ) |  |  | 175,821 |  |  |  | (19,468 | )
Total HTM debt securities |  | $ | 402 |  |  | $ | (4 | ) |  | $ | 351,799 |  |  | $ | (22,481 | ) |  | $ | 352,201 |  |  | $ | (22,485 | )
December 31, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury and other U.S. Government obligations |  | $ | - |  |  | $ | - |  |  | $ | 198,327 |  |  | $ | (4,932 | ) |  | $ | 198,327 |  |  | $ | (4,932 | )
Government sponsored enterprise obligations |  |  | 455 |  |  |  | (1 | ) |  |  | 23,967 |  |  |  | (2,456 | ) |  |  | 24,422 |  |  |  | (2,457 | )
Mortgage-backed securities - government agencies |  |  | - |  |  |  | - |  |  |  | 185,504 |  |  |  | (23,930 | ) |  |  | 185,504 |  |  |  | (23,930 | )
Total HTM debt securities |  | $ | 455 |  |  | $ | (1 | ) |  | $ | 407,798 |  |  | $ | (31,318 | ) |  | $ | 408,253 |  |  | $ | (31,319 | )

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