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Note 5 - Loans and the Allowance for Credit Losses (Tables) | 6 Months Ended
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Jun. 30, 2024
Notes Tables |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
|  | June 30, 2024 |  |  | December 31, 2023 |
|  | (dollars in thousands) |
Commercial |  | $ | 1,501,732 |  |  | $ | 1,578,730 |
Commercial real estate |  |  | 5,763,869 |  |  |  | 5,895,545 |
Commercial construction |  |  | 639,168 |  |  |  | 620,496 |
Residential real estate |  |  | 256,786 |  |  |  | 256,041 |
Consumer |  |  | 945 |  |  |  | 1,029 |
Gross loans |  |  | 8,162,500 |  |  |  | 8,351,841 |
Net deferred loan fees |  |  | (4,597 | ) |  |  | (6,696 | )
Total loans receivable |  | $ | 8,157,903 |  |  | $ | 8,345,145 |
Schedule of Loans Held-for-sale [Table Text Block] |
|  | June 30, 2024 |  |  | December 31, 2023 |
|  | (dollars in thousands) |
Residential real estate |  | $ | 435 |  |  | $ | - |
Total loans held-for-sale |  | $ | 435 |  |  | $ | - |
Financing Receivable, Nonaccrual [Table Text Block] |
|  | June 30, 2024 |
|  | Nonaccrual loans with ACL |  |  | Nonaccrual loans without ACL |  |  | Total nonaccrual loans |
|  | (dollars in thousands) |
Commercial |  | $ | 1,928 |  |  | $ | 10,850 |  |  | $ | 12,778 |
Commercial real estate |  |  | - |  |  |  | 29,585 |  |  |  | 29,585 |
Commercial construction |  |  | 409 |  |  |  | 1,795 |  |  |  | 2,204 |
Residential real estate |  |  | 237 |  |  |  | 1,222 |  |  |  | 1,459 |
Total |  | $ | 2,574 |  |  | $ | 43,452 |  |  | $ | 46,026 |
|  | December 31, 2023 |
|  | Nonaccrual loans with ACL |  |  | Nonaccrual loans without ACL |  |  | Total nonaccrual loans |
|  | (dollars in thousands) |
Commercial |  | $ | 1,763 |  |  | $ | 11,064 |  |  | $ | 12,827 |
Commercial real estate |  |  | 8,013 |  |  |  | 28,179 |  |  |  | 36,192 |
Residential real estate |  |  | 1,033 |  |  |  | 2,472 |  |  |  | 3,505 |
Total |  | $ | 10,809 |  |  | $ | 41,715 |  |  | $ | 52,524 |
Financing Receivable Origination And Risk Designation [Table Text Block] |
|  | Term loans amortized cost basis by origination year |  |  |  |  |  |  |
|  | 2024 |  |  | 2023 |  |  | 2022 |  |  | 2021 |  |  | 2020 |  |  | Prior |  |  | Revolving Loans |  |  | Total Gross Loans |
Commercial |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 16,275 |  |  | $ | 148,282 |  |  | $ | 195,059 |  |  | $ | 283,478 |  |  | $ | 32,453 |  |  | $ | 122,418 |  |  | $ | 652,444 |  |  | $ | 1,450,409 |
Special mention |  |  | - |  |  |  | - |  |  |  | 11,090 |  |  |  | 2,810 |  |  |  | 1,634 |  |  |  | 9,920 |  |  |  | 11,150 |  |  |  | 36,604 |
Substandard |  |  | - |  |  |  | 250 |  |  |  | 739 |  |  |  | 230 |  |  |  | - |  |  |  | 12,773 |  |  |  | 727 |  |  |  | 14,719 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total commercial |  | $ | 16,275 |  |  | $ | 148,532 |  |  | $ | 206,888 |  |  | $ | 286,518 |  |  | $ | 34,087 |  |  | $ | 145,111 |  |  | $ | 664,321 |  |  | $ | 1,501,732 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 300 |  |  | $ | 300 |
Commercial Real Estate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 100,404 |  |  | $ | 273,253 |  |  | $ | 1,534,768 |  |  | $ | 1,562,051 |  |  | $ | 357,702 |  |  | $ | 1,509,393 |  |  | $ | 371,401 |  |  | $ | 5,708,972 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 15,072 |  |  |  | - |  |  |  | 15,072 |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,867 |  |  |  | - |  |  |  | 37,958 |  |  |  | - |  |  |  | 39,825 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total commercial real estate |  | $ | 100,404 |  |  | $ | 273,253 |  |  | $ | 1,534,768 |  |  | $ | 1,563,918 |  |  | $ | 357,702 |  |  | $ | 1,562,423 |  |  | $ | 371,401 |  |  | $ | 5,763,869 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 6,481 |  |  | $ | - |  |  | $ | 6,481 |
Commercial Construction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 9,500 |  |  | $ | 582 |  |  | $ | 2,124 |  |  | $ | 9,071 |  |  | $ | 6,236 |  |  | $ | 10,500 |  |  | $ | 590,251 |  |  | $ | 628,264 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 8,700 |  |  |  | 8,700 |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 2,204 |  |  |  | 2,204 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total commercial construction |  | $ | 9,500 |  |  | $ | 582 |  |  | $ | 2,124 |  |  | $ | 9,071 |  |  | $ | 6,236 |  |  | $ | 10,500 |  |  | $ | 601,155 |  |  | $ | 639,168 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |
Residential |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 11,222 |  |  | $ | 15,126 |  |  | $ | 41,597 |  |  | $ | 21,675 |  |  | $ | 21,004 |  |  | $ | 104,637 |  |  | $ | 36,626 |  |  | $ | 251,887 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 643 |  |  |  | 2,797 |  |  |  | 3,440 |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 536 |  |  |  | - |  |  |  | 686 |  |  |  | 237 |  |  |  | 1,459 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total residential real estate |  | $ | 11,222 |  |  | $ | 15,126 |  |  | $ | 41,597 |  |  | $ | 22,211 |  |  | $ | 21,004 |  |  | $ | 105,966 |  |  | $ | 39,660 |  |  | $ | 256,786 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |
Consumer |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 809 |  |  | $ | 27 |  |  | $ | 10 |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 99 |  |  | $ | 945 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total consumer |  | $ | 809 |  |  | $ | 27 |  |  | $ | 10 |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 99 |  |  | $ | 945 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |
Total |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 138,210 |  |  | $ | 437,270 |  |  | $ | 1,773,558 |  |  | $ | 1,876,275 |  |  | $ | 417,395 |  |  | $ | 1,746,948 |  |  | $ | 1,650,821 |  |  | $ | 8,040,477 |
Special mention |  |  | - |  |  |  | - |  |  |  | 11,090 |  |  |  | 2,810 |  |  |  | 1,634 |  |  |  | 25,635 |  |  |  | 22,647 |  |  |  | 63,816 |
Substandard |  |  | - |  |  |  | 250 |  |  |  | 739 |  |  |  | 2,633 |  |  |  | - |  |  |  | 51,417 |  |  |  | 3,168 |  |  |  | 58,207 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Grand total |  | $ | 138,210 |  |  | $ | 437,520 |  |  | $ | 1,785,387 |  |  | $ | 1,881,718 |  |  | $ | 419,029 |  |  | $ | 1,824,000 |  |  | $ | 1,676,636 |  |  | $ | 8,162,500 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 6,481 |  |  | $ | 300 |  |  | $ | 6,781 |
|  | Term loans amortized cost basis by origination year |  |  |  |  |  |  |
|  | 2023 |  |  | 2022 |  |  | 2021 |  |  | 2020 |  |  | 2019 |  |  | Prior |  |  | Revolving Loans |  |  | Total Gross Loans |
Commercial |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 178,582 |  |  | $ | 252,151 |  |  | $ | 265,705 |  |  | $ | 38,909 |  |  | $ | 13,726 |  |  | $ | 112,145 |  |  | $ | 684,779 |  |  | $ | 1,545,997 |
Special mention |  |  | - |  |  |  | 10,620 |  |  |  | - |  |  |  | - |  |  |  | 562 |  |  |  | 3,417 |  |  |  | 3,199 |  |  |  | 17,798 |
Substandard |  |  | 250 |  |  |  | 439 |  |  |  | 241 |  |  |  | 1 |  |  |  | 612 |  |  |  | 11,695 |  |  |  | 1,697 |  |  |  | 14,935 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total commercial |  | $ | 178,832 |  |  | $ | 263,210 |  |  | $ | 265,946 |  |  | $ | 38,910 |  |  | $ | 14,900 |  |  | $ | 127,257 |  |  | $ | 689,675 |  |  | $ | 1,578,730 |
YTD gross charge-offs |  | $ | 54 |  |  | $ | 3,397 |  |  | $ | - |  |  | $ | - |  |  | $ | 280 |  |  | $ | 11,094 |  |  | $ | 63 |  |  | $ | 14,888 |
Commercial real estate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 248,660 |  |  | $ | 1,561,841 |  |  | $ | 1,585,109 |  |  | $ | 352,445 |  |  | $ | 353,391 |  |  | $ | 1,232,240 |  |  | $ | 497,588 |  |  | $ | 5,831,274 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 24,202 |  |  |  | - |  |  |  | 24,202 |
Substandard |  |  | - |  |  |  | - |  |  |  | 1,888 |  |  |  | - |  |  |  | 1,255 |  |  |  | 20,141 |  |  |  | 16,785 |  |  |  | 40,069 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total commercial real estate |  | $ | 248,660 |  |  | $ | 1,561,841 |  |  | $ | 1,586,997 |  |  | $ | 352,445 |  |  | $ | 354,646 |  |  | $ | 1,276,583 |  |  | $ | 514,373 |  |  | $ | 5,895,545 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 2,142 |  |  | $ | - |  |  | $ | 2,142 |
Commercial construction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 582 |  |  | $ | 5,463 |  |  | $ | 15,645 |  |  | $ | 6,236 |  |  | $ | - |  |  | $ | - |  |  | $ | 583,870 |  |  | $ | 611,796 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 8,700 |  |  |  | 8,700 |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total commercial construction |  | $ | 582 |  |  | $ | 5,463 |  |  | $ | 15,645 |  |  | $ | 6,236 |  |  | $ | - |  |  | $ | - |  |  | $ | 592,570 |  |  | $ | 620,496 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |
Residential real estate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 15,455 |  |  | $ | 42,830 |  |  | $ | 21,987 |  |  | $ | 21,704 |  |  | $ | 19,896 |  |  | $ | 91,114 |  |  | $ | 36,082 |  |  | $ | 249,068 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 651 |  |  |  | 2,817 |  |  |  | 3,468 |
Substandard |  |  | - |  |  |  | - |  |  |  | 555 |  |  |  | - |  |  |  | - |  |  |  | 2,144 |  |  |  | 806 |  |  |  | 3,505 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total residential real estate |  | $ | 15,455 |  |  | $ | 42,830 |  |  | $ | 22,542 |  |  | $ | 21,704 |  |  | $ | 19,896 |  |  | $ | 93,909 |  |  | $ | 39,705 |  |  | $ | 256,041 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 18 |  |  | $ | 18 |
Consumer |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 849 |  |  | $ | 83 |  |  | $ | - |  |  | $ | 5 |  |  | $ | - |  |  | $ | - |  |  | $ | 92 |  |  | $ | 1,029 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total consumer |  | $ | 849 |  |  | $ | 83 |  |  | $ | - |  |  | $ | 5 |  |  | $ | - |  |  | $ | - |  |  | $ | 92 |  |  | $ | 1,029 |
YTD gross charge-offs |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 1 |  |  | $ | 1 |
Total |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 444,128 |  |  | $ | 1,862,368 |  |  | $ | 1,888,446 |  |  | $ | 419,299 |  |  | $ | 387,013 |  |  | $ | 1,435,499 |  |  | $ | 1,802,411 |  |  | $ | 8,239,164 |
Special mention |  |  | - |  |  |  | 10,620 |  |  |  | - |  |  |  | - |  |  |  | 562 |  |  |  | 28,270 |  |  |  | 14,716 |  |  |  | 54,168 |
Substandard |  |  | 250 |  |  |  | 439 |  |  |  | 2,684 |  |  |  | 1 |  |  |  | 1,867 |  |  |  | 33,980 |  |  |  | 19,288 |  |  |  | 58,509 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Grand total |  | $ | 444,378 |  |  | $ | 1,873,427 |  |  | $ | 1,891,130 |  |  | $ | 419,300 |  |  | $ | 389,442 |  |  | $ | 1,497,749 |  |  | $ | 1,836,415 |  |  | $ | 8,351,841 |
YTD gross charge-offs |  | $ | 54 |  |  | $ | 3,397 |  |  | $ | - |  |  | $ | - |  |  | $ | 280 |  |  | $ | 13,236 |  |  | $ | 82 |  |  | $ | 17,049 |
Financing Receivable, Collateral Dependent [Table Text Block] |
|  | June 30, 2024 |
|  | Real Estate |  |  | Other |  |  | Total |
|  | (dollars in thousands) |
Commercial |  | $ | 1,677 |  |  | $ | 10,174 |  |  | $ | 11,851 |
Commercial real estate |  |  | 29,585 |  |  |  | - |  |  |  | 29,585 |
Commercial construction |  |  | 2,204 |  |  |  | - |  |  |  | 2,204 |
Residential real estate |  |  | 813 |  |  |  | - |  |  |  | 813 |
Total |  | $ | 34,279 |  |  | $ | 10,174 |  |  | $ | 44,453 |
|  | December 31, 2023 |
|  | Real Estate |  |  | Other |  |  | Total |
|  | (dollars in thousands) |
Commercial |  | $ | 4,949 |  |  | $ | 10,387 |  |  | $ | 15,336 |
Commercial real estate |  |  | 39,986 |  |  |  | - |  |  |  | 39,986 |
Commercial construction |  |  | 8,700 |  |  |  | - |  |  |  | 8,700 |
Residential real estate |  |  | 5,941 |  |  |  | - |  |  |  | 5,941 |
Total |  | $ | 59,576 |  |  | $ | 10,387 |  |  | $ | 69,963 |
Financing Receivable, Past Due [Table Text Block] |
|  | June 30, 2024 |
|  | 30-59 Days Past Due |  |  | 60-89 Days Past Due |  |  | 90 Days or Greater Past Due and Still Accruing |  |  | Nonaccrual |  |  | Total Past Due and Nonaccrual |  |  | Current |  |  | Gross Loans |
|  | (dollars in thousands) |
Commercial |  | $ | 1,667 |  |  | $ | 427 |  |  | $ | - |  |  | $ | 12,778 |  |  | $ | 14,872 |  |  | $ | 1,486,860 |  |  | $ | 1,501,732 |
Commercial real estate |  |  | - |  |  |  | 4,876 |  |  |  | - |  |  |  | 29,585 |  |  |  | 34,461 |  |  |  | 5,729,408 |  |  |  | 5,763,869 |
Commercial construction |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 2,204 |  |  |  | 2,204 |  |  |  | 636,964 |  |  |  | 639,168 |
Residential real estate |  |  | - |  |  |  | 1,813 |  |  |  | - |  |  |  | 1,459 |  |  |  | 3,272 |  |  |  | 253,514 |  |  |  | 256,786 |
Consumer |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 945 |  |  |  | 945 |
Total |  | $ | 1,667 |  |  | $ | 7,116 |  |  | $ | - |  |  | $ | 46,026 |  |  | $ | 54,809 |  |  | $ | 8,107,691 |  |  | $ | 8,162,500 |
|  | December 31, 2023 |
|  | 30-59 Days Past Due |  |  | 60-89 Days Past Due |  |  | 90 Days or Greater Past Due and Still Accruing |  |  | Nonaccrual |  |  | Total Past Due and Nonaccrual |  |  | Current |  |  | Gross Loans |
|  | (dollars in thousands) |
Commercial |  | $ | 555 |  |  | $ | - |  |  | $ | - |  |  | $ | 12,827 |  |  | $ | 13,382 |  |  | $ | 1,565,348 |  |  | $ | 1,578,730 |
Commercial real estate |  |  | 527 |  |  |  | - |  |  |  | - |  |  |  | 36,192 |  |  |  | 36,719 |  |  |  | 5,858,826 |  |  |  | 5,895,545 |
Commercial construction |  |  | - |  |  |  | 23,600 |  |  |  | - |  |  |  | - |  |  |  | 23,600 |  |  |  | 596,896 |  |  |  | 620,496 |
Residential real estate |  |  | 275 |  |  |  | 226 |  |  |  | - |  |  |  | 3,505 |  |  |  | 4,006 |  |  |  | 252,035 |  |  |  | 256,041 |
Consumer |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,029 |  |  |  | 1,029 |
Total |  | $ | 1,357 |  |  | $ | 23,826 |  |  | $ | - |  |  | $ | 52,524 |  |  | $ | 77,707 |  |  | $ | 8,274,134 |  |  | $ | 8,351,841 |
Schedule of Evaluation of Impairment on Financing Receivables [Table Text Block] |
|  | June 30, 2024 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Total |
|  | (dollars in thousands) |
Allowance for credit losses - loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually analyzed |  | $ | 337 |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 337 |
Collectively evaluated |  |  | 19,458 |  |  |  | 53,098 |  |  |  | 4,472 |  |  |  | 4,484 |  |  |  | 3 |  |  |  | 81,515 |
Acquired with deteriorated credit quality |  |  | 225 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 225 |
Total |  | $ | 20,020 |  |  | $ | 53,098 |  |  | $ | 4,472 |  |  | $ | 4,484 |  |  | $ | 3 |  |  | $ | 82,077 |
Gross loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually analyzed |  | $ | 12,188 |  |  | $ | 29,585 |  |  | $ | 2,204 |  |  | $ | 813 |  |  | $ | - |  |  | $ | 44,790 |
Collectively evaluated |  |  | 1,489,083 |  |  |  | 5,734,284 |  |  |  | 636,964 |  |  |  | 255,973 |  |  |  | 945 |  |  |  | 8,117,249 |
Acquired with deteriorated credit quality |  |  | 461 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 461 |
Total |  | $ | 1,501,732 |  |  | $ | 5,763,869 |  |  | $ | 639,168 |  |  | $ | 256,786 |  |  | $ | 945 |  |  | $ | 8,162,500 |
|  | December 31, 2023 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Total |
|  | (dollars in thousands) |
Allowance for credit losses - loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually analyzed |  | $ | - |  |  | $ | 941 |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 941 |
Collectively evaluated |  |  | 20,215 |  |  |  | 51,337 |  |  |  | 4,739 |  |  |  | 4,320 |  |  |  | 5 |  |  |  | 80,616 |
Acquired with deteriorated credit quality |  |  | 417 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 417 |
Total |  | $ | 20,632 |  |  | $ | 52,278 |  |  | $ | 4,739 |  |  | $ | 4,320 |  |  | $ | 5 |  |  | $ | 81,974 |
Gross loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually analyzed |  | $ | 15,336 |  |  | $ | 39,986 |  |  | $ | 8,700 |  |  | $ | 5,941 |  |  | $ | - |  |  | $ | 69,963 |
Collectively evaluated |  |  | 1,562,910 |  |  |  | 5,855,559 |  |  |  | 611,796 |  |  |  | 250,100 |  |  |  | 1,029 |  |  |  | 8,281,394 |
Acquired with deteriorated credit quality |  |  | 484 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 484 |
Total |  | $ | 1,578,730 |  |  | $ | 5,895,545 |  |  | $ | 620,496 |  |  | $ | 256,041 |  |  | $ | 1,029 |  |  | $ | 8,351,841 |
Financing Receivable, Allowance for Credit Loss [Table Text Block] |
|  | Three Months Ended June 30, 2024 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Total |
|  | (dollars in thousands) |
Balance as of March 31, 2024 |  | $ | 20,735 |  |  | $ | 52,794 |  |  | $ | 5,011 |  |  | $ | 4,326 |  |  | $ | 3 |  |  | $ | 82,869 |
Charge-offs |  |  | - |  |  |  | (3,595 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (3,595 | )
Recoveries |  |  | 324 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 324 |
(Reversal of) provision for credit losses - loans |  |  | (1,039 | ) |  |  | 3,899 |  |  |  | (539 | ) |  |  | 158 |  |  |  | - |  |  |  | 2,479 |
Balance as of June 30, 2024 |  | $ | 20,020 |  |  | $ | 53,098 |  |  | $ | 4,472 |  |  | $ | 4,484 |  |  | $ | 3 |  |  | $ | 82,077 |
|  | Six Months Ended June 30, 2024 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Total |
|  | (dollars in thousands) |
Balance as of December 31, 2023 |  | $ | 20,632 |  |  | $ | 52,278 |  |  | $ | 4,739 |  |  | $ | 4,320 |  |  | $ | 5 |  |  | $ | 81,974 |
Charge-offs |  |  | (300 | ) |  |  | (6,480 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (6,780 | )
Recoveries |  |  | 347 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 347 |
(Reversal of) provision for credit losses - loans |  |  | (659 | ) |  |  | 7,300 |  |  |  | (267 | ) |  |  | 164 |  |  |  | (2 | ) |  |  | 6,536 |
Balance as of June 30, 2024 |  | $ | 20,020 |  |  | $ | 53,098 |  |  | $ | 4,472 |  |  | $ | 4,484 |  |  | $ | 3 |  |  | $ | 82,077 |
|  | Three Months Ended June 30, 2023 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Total |
|  | (dollars in thousands) |
Balance as of March 31, 2023 |  | $ | 26,162 |  |  | $ | 53,000 |  |  | $ | 3,966 |  |  | $ | 3,868 |  |  | $ | 6 |  |  | $ | 87,002 |
Charge-offs |  |  | (1,100 | ) |  |  | - |  |  |  | - |  |  |  | (18 | ) |  |  | - |  |  |  | (1,118 | )
Recoveries |  |  | 9 |  |  |  | - |  |  |  | - |  |  |  | 67 |  |  |  | - |  |  |  | 76 |
Provision for (reversal of) credit losses - loans |  |  | 4,255 |  |  |  | (491 | ) |  |  | (420 | ) |  |  | (98 | ) |  |  | (1 | ) |  |  | 3,245 |
Balance as of June 30, 2023 |  | $ | 29,326 |  |  | $ | 52,509 |  |  | $ | 3,546 |  |  | $ | 3,819 |  |  | $ | 5 |  |  | $ | 89,205 |
|  | Six Months Ended June 30, 2023 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Total |
|  | (dollars in thousands) |
Balance as of December 31, 2022 |  | $ | 28,903 |  |  | $ | 53,742 |  |  | $ | 3,718 |  |  | $ | 4,143 |  |  | $ | 7 |  |  | $ | 90,513 |
Charge-offs |  |  | (3,867 | ) |  |  | (1,717 | ) |  |  | - |  |  |  | (18 | ) |  |  | - |  |  |  | (5,602 | )
Recoveries |  |  | 9 |  |  |  | - |  |  |  | - |  |  |  | 68 |  |  |  | - |  |  |  | 77 |
Provision for (reversal of) credit losses - loans |  |  | 4,281 |  |  |  | 484 |  |  |  | (172 | ) |  |  | (374 | ) |  |  | (2 | ) |  |  | 4,217 |
Balance as of June 30, 2023 |  | $ | 29,326 |  |  | $ | 52,509 |  |  | $ | 3,546 |  |  | $ | 3,819 |  |  | $ | 5 |  |  | $ | 89,205 |
Financing Receivable, Modified [Table Text Block] |
|  | Three Months Ended |
|  | June 30, 2024 |
|  | Term Extension |  |  | Payment Deferral |  |  | Interest Rate Reduction |  |  | Total |  |  | % of Portfolio Loan Segment |
|  | (dollars in thousands) |  |  |  |  |
Commercial |  | $ | 11,150 |  |  | $ | - |  |  | $ | - |  |  | $ | 11,150 |  |  |  | 0.75 | %
Residential real estate |  |  | 1,417 |  |  |  | - |  |  |  | - |  |  |  | 1,417 |  |  |  | 0.01 |
|  | Six Months Ended |
|  | June 30, 2024 |
|  | Term Extension |  |  | Payment Deferral |  |  | Interest Rate Reduction |  |  | Total |  |  | % of Portfolio Loan Segment |
|  | (dollars in thousands) |  |  |  |  |
Commercial |  | $ | 11,150 |  |  | $ | 126 |  |  | $ | - |  |  | $ | 11,276 |  |  |  | 0.75 | %
Residential real estate |  |  | 1,417 |  |  |  | - |  |  |  | - |  |  |  | 1,417 |  |  |  | 0.01 |
|  | Three Months Ended |
|  | June 30, 2023 |
|  | Term Extension |  |  | Payment Deferral |  |  | Interest Rate Reduction |  |  | Total |  |  | % of Portfolio Loan Segment |
|  | (dollars in thousands) |  |  |  |  |
Commercial |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  |  | 0.00 | %
Commercial real estate |  |  | 213 |  |  |  |  |  |  |  |  |  |  |  | 213 |  |  |  | 0.00 | %
|  | Six Months Ended |
|  | June 30, 2023 |
|  | Term Extension |  |  | Payment Deferral |  |  | Interest Rate Reduction |  |  | Total |  |  | % of Portfolio Loan Segment |
|  | (dollars in thousands) |  |  |  |  |
Commercial |  | $ | 53 |  |  | $ | - |  |  | $ | - |  |  | $ | 53 |  |  |  | 0.00 | %
Commercial real estate |  |  | 213 |  |  |  |  |  |  |  |  |  |  |  | 213 |  |  |  | 0.00 | %
Financing Receivable, Modified, Past Due [Table Text Block] |
|  | June 30, 2024 |
|  | Current |  |  | 30-89 Days Past Due |  |  | 90 Days or Greater Past Due and Still Accruing |
|  | (dollars in thousands) |
Commercial |  | $ | 21,559 |  |  | $ | - |  |  | $ | - |
Commercial real estate |  |  | 7,272 |  |  |  | - |  |  |  | - |
Residential real estate |  |  | 1,417 |  |  |  | - |  |  |  | - |
Schedule of Allowance for Credit Losses on Unfunded Commitments [Table Text Block] |
|  | Three Months Ended |  |  | Three Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2024 |  |  | 2023 |
|  | (dollars in thousands) |
Balance at beginning of period |  | $ | 2,754 |  |  | $ | 3,064 |
Provision for (reversal of) credit losses - unfunded commitments |  |  | 21 |  |  |  | (245 | )
Balance at end of period |  | $ | 2,775 |  |  | $ | 2,819 |
|  | Six Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2024 |  |  | 2023 |
|  | (dollars in thousands) |
Balance at beginning of period |  | $ | 2,811 |  |  | $ | 3,036 |
Reversal of credit losses - unfunded commitments |  |  | (36 | ) |  |  | (217 | )
Balance at end of period |  | $ | 2,775 |  |  | $ | 2,819 |
Schedule of Provision for (Reversal of) Credit Losses [Table Text Block] |
|  | Three Months Ended |  |  | Three Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2024 |  |  | 2023 |
|  | (dollars in thousands) |
Provision for credit losses – loans |  | $ | 2,479 |  |  | $ | 3,245 |
Provision for (reversal of) credit losses - unfunded commitments |  |  | 21 |  |  |  | (245 | )
Provision for credit losses |  | $ | 2,500 |  |  | $ | 3,000 |
|  | Six Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2024 |  |  | 2023 |
|  | (dollars in thousands) |
Provision for credit losses – loans |  | $ | 6,536 |  |  | $ | 4,217 |
Reversal of credit losses - unfunded commitments |  |  | (36 | ) |  |  | (217 | )
Provision for credit losses |  | $ | 6,500 |  |  | $ | 4,000 |

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