Securities (Tables)
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3 Months Ended |
Mar. 31, 2026 |
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| Securities |
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| Schedule of amortized cost and fair value of investments classified as available-for-sale |
| | | | | | | | | | | | | | | March 31, 2026 | | | Amortized | | Unrealized | | Unrealized | | | | (Dollar amounts in thousands) | | Cost | | Gains | | Losses | | Fair Value | U.S. Government agencies | | $ | 97,515 | | $ | 113 | | $ | (7,838) | | $ | 89,790 | Mortgage Backed Securities - residential | | | 581,177 | | | 250 | | | (60,490) | | | 520,937 | Mortgage Backed Securities - commercial | | | 12,668 | | | 1 | | | (429) | | | 12,240 | Collateralized mortgage obligations | | | 180,592 | | | 39 | | | (23,138) | | | 157,493 | State and municipal obligations | | | 397,395 | | | 681 | | | (29,257) | | | 368,819 | Municipal taxable | | | 20,561 | | | 52 | | | (2,014) | | | 18,599 | Collateralized debt obligations | | | 248 | | | 2,642 | | | — | | | 2,890 | TOTAL | | $ | 1,290,156 | | $ | 3,778 | | $ | (123,166) | | $ | 1,170,768 |
| | | | | | | | | | | | | | | December 31, 2025 | | | Amortized | | Unrealized | | Unrealized | | | | (Dollar amounts in thousands) | | Cost | | Gains | | Losses | | Fair Value | U.S. Government agencies | | $ | 91,945 | | $ | 114 | | $ | (7,749) | | $ | 84,310 | Mortgage Backed Securities-residential | | | 573,002 | | | 873 | | | (58,456) | | | 515,419 | Mortgage Backed Securities-commercial | | | 12,712 | | | 2 | | | (328) | | | 12,386 | Collateralized mortgage obligations | | | 179,638 | | | 82 | | | (21,622) | | | 158,098 | State and municipal obligations | | | 379,894 | | | 1,280 | | | (23,456) | | | 357,718 | Municipal taxable | | | 20,554 | | | 84 | | | (1,893) | | | 18,745 | Collateralized debt obligations | | | — | | | 2,850 | | | — | | | 2,850 | TOTAL | | $ | 1,257,745 | | $ | 5,285 | | $ | (113,504) | | $ | 1,149,526 |
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| Schedule of contractual maturities of debt securities |
| | | | | | | | | Available-for-Sale | | | Amortized | | Fair | (Dollar amounts in thousands) | | Cost | | Value | Due in one year or less | | $ | 7,601 | | $ | 7,565 | Due after one but within five years | | | 32,626 | | | 32,060 | Due after five but within ten years | | | 126,240 | | | 123,068 | Due after ten years | | | 349,252 | | | 317,405 | | | | 515,719 | | | 480,098 | Mortgage-backed securities and collateralized mortgage obligations | | | 774,437 | | | 690,670 | TOTAL | | $ | 1,290,156 | | $ | 1,170,768 |
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| Schedule of gross unrealized losses and fair value, aggregated by investment category and length of time that individual securities have been in continuous unrealized loss position |
| | | | | | | | | | | | | | | | | | | | | March 31, 2026 | | | Less Than 12 Months | | More Than 12 Months | | Total | | | | | | Unrealized | | | | | Unrealized | | | | | Unrealized | (Dollar amounts in thousands) | | Fair Value | | Losses | | Fair Value | | Losses | | Fair Value | | Losses | U.S. Government agencies | | $ | 21,026 | | $ | (150) | | $ | 55,768 | | $ | (7,688) | | $ | 76,794 | | $ | (7,838) | Mortgage Backed Securities - Residential | | | 74,202 | | | (913) | | | 414,240 | | | (59,577) | | | 488,442 | | | (60,490) | Mortgage Backed Securities - Commercial | | | — | | | — | | | 10,971 | | | (429) | | | 10,971 | | | (429) | Collateralized mortgage obligations | | | 30,378 | | | (431) | | | 123,671 | | | (22,707) | | | 154,049 | | | (23,138) | State and municipal obligations | | | 125,649 | | | (1,680) | | | 163,503 | | | (27,577) | | | 289,152 | | | (29,257) | Municipal taxable | | | 891 | | | (4) | | | 13,756 | | | (2,010) | | | 14,647 | | | (2,014) | Total temporarily impaired securities | | $ | 252,146 | | $ | (3,178) | | $ | 781,909 | | $ | (119,988) | | $ | 1,034,055 | | $ | (123,166) |
| | | | | | | | | | | | | | | | | | | | | December 31, 2025 | | | Less Than 12 Months | | More Than 12 Months | | Total | | | | | | Unrealized | | | | | Unrealized | | | | | Unrealized | (Dollar amounts in thousands) | | Fair Value | | Losses | | Fair Value | | Losses | | Fair Value | | Losses | U.S. Government agencies | | $ | 7,137 | | $ | (31) | | $ | 59,562 | | $ | (7,718) | | $ | 66,699 | | $ | (7,749) | Mortgage Backed Securities - Residential | | | 11,961 | | | (29) | | | 427,877 | | | (58,427) | | | 439,838 | | | (58,456) | Mortgage Backed Securities - Commercial | | | — | | | — | | | 11,114 | | | (328) | | | 11,114 | | | (328) | Collateralized mortgage obligations | | | 4,381 | | | (43) | | | 135,393 | | | (21,579) | | | 139,774 | | | (21,622) | State and municipal obligations | | | 23,889 | | | (86) | | | 204,976 | | | (23,370) | | | 228,865 | | | (23,456) | Municipal taxable | | | — | | | — | | | 13,876 | | | (1,893) | | | 13,876 | | | (1,893) | Total temporarily impaired securities | | $ | 47,368 | | $ | (189) | | $ | 852,798 | | $ | (113,315) | | $ | 900,166 | | $ | (113,504) |
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| Schedule of credit losses recognized in earnings |
| | | | | | | | | | Three Months Ended March 31, | | (Dollar amounts in thousands) | | 2026 | | 2025 | | Beginning balance | | $ | 2,974 | | $ | 2,974 | | Recoveries of amounts previously written off | | | (299) | | | — | | Ending balance | | $ | 2,675 | | $ | 2,974 | |
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