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Note 5 - Loans and the Allowance for Credit Losses (Tables) | 9 Months Ended
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Sep. 30, 2022
Notes Tables |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
|  | September 30, 2022 |  |  | December 31, 2021 |
|  | (dollars in thousands) |
Commercial (1) |  | $ | 1,448,727 |  |  | $ | 1,299,428 |
Commercial real estate |  |  | 5,666,848 |  |  |  | 4,741,590 |
Commercial construction |  |  | 537,323 |  |  |  | 540,178 |
Residential real estate |  |  | 256,085 |  |  |  | 255,269 |
Consumer |  |  | 1,030 |  |  |  | 1,886 |
Gross loans |  |  | 7,910,013 |  |  |  | 6,838,351 |
Net deferred loan fees |  |  | (9,563 | ) |  |  | (9,729 | )
Total loans receivable |  | $ | 7,900,450 |  |  | $ | 6,828,622 |
Schedule of Loans Held-for-sale [Table Text Block] |
|  | September 30, 2022 |  |  | December 31, 2021 |
|  | (dollars in thousands) |
Commercial real estate |  | $ | 8,080 |  |  | $ | - |
Residential real estate |  |  | - |  |  |  | 250 |
Total carrying amount |  | $ | 8,080 |  |  | $ | 250 |
Financing Receivable, Nonaccrual [Table Text Block] |
|  | September 30, 2022 |
|  | Nonaccrual loans with ACL |  |  | Nonaccrual loans without ACL |  |  | Total nonaccrual loans |
|  | (dollars in thousands) |
Commercial |  | $ | 25,657 |  |  | $ | 1,201 |  |  | $ | 26,858 |
Commercial real estate |  |  | 21,511 |  |  |  | 6,627 |  |  |  | 28,138 |
Residential real estate |  |  | 623 |  |  |  | 1,828 |  |  |  | 2,451 |
Total |  | $ | 47,791 |  |  | $ | 9,656 |  |  | $ | 57,447 |
|  | December 31, 2021 |
|  | Nonaccrual loans with ACL |  |  | Nonaccrual loans without ACL |  |  | Total nonaccrual loans |
|  | (dollars in thousands) |
Commercial |  | $ | 28,746 |  |  | $ | 1,316 |  |  | $ | 30,062 |
Commercial real estate |  |  | 15,362 |  |  |  | 10,031 |  |  |  | 25,393 |
Commercial construction |  |  | - |  |  |  | 3,150 |  |  |  | 3,150 |
Residential real estate |  |  | 1,239 |  |  |  | 1,856 |  |  |  | 3,095 |
Total |  | $ | 45,347 |  |  | $ | 16,353 |  |  | $ | 61,700 |
Financing Receivable Credit Quality Indicators [Table Text Block] |
|  | Term loans amortized cost basis by origination year |  |  |  |  |  |  |
|  | 2022 |  |  | 2021 |  |  | 2020 |  |  | 2019 |  |  | 2018 |  |  | Prior |  |  | Revolving Loans |  |  | Total Gross Loans |
Commercial |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 248,673 |  |  | $ | 311,005 |  |  | $ | 50,801 |  |  | $ | 31,402 |  |  | $ | 54,872 |  |  | $ | 164,539 |  |  | $ | 532,643 |  |  | $ | 1,393,935 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 588 |  |  |  | - |  |  |  | 3,556 |  |  |  | 3,301 |  |  |  | 7,445 |
Substandard |  |  | 7,636 |  |  |  | 152 |  |  |  | 17 |  |  |  | 2,023 |  |  |  | 11,190 |  |  |  | 22,639 |  |  |  | 3,690 |  |  |  | 47,347 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Commercial |  | $ | 256,309 |  |  | $ | 311,157 |  |  | $ | 50,818 |  |  | $ | 34,013 |  |  | $ | 66,062 |  |  | $ | 190,734 |  |  | $ | 539,634 |  |  | $ | 1,448,727 |
Commercial Real Estate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 1,386,412 |  |  | $ | 1,617,355 |  |  | $ | 387,135 |  |  | $ | 364,220 |  |  | $ | 384,288 |  |  | $ | 1,033,994 |  |  | $ | 370,982 |  |  | $ | 5,544,386 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,317 |  |  |  | - |  |  |  | 41,841 |  |  |  | 8,883 |  |  |  | 52,041 |
Substandard |  |  | - |  |  |  | 1,939 |  |  |  | 4,500 |  |  |  | 12,517 |  |  |  | 19,314 |  |  |  | 23,984 |  |  |  | 8,167 |  |  |  | 70,421 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Commercial Real Estate |  | $ | 1,386,412 |  |  | $ | 1,619,294 |  |  | $ | 391,635 |  |  | $ | 378,054 |  |  | $ | 403,602 |  |  | $ | 1,099,819 |  |  | $ | 388,032 |  |  | $ | 5,666,848 |
Commercial Construction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 2,056 |  |  | $ | 7,605 |  |  | $ | 7,320 |  |  | $ | 508 |  |  | $ | - |  |  | $ | - |  |  | $ | 512,107 |  |  | $ | 529,596 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 7,727 |  |  |  | 7,727 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Commercial Construction |  | $ | 2,056 |  |  | $ | 7,605 |  |  | $ | 7,320 |  |  | $ | 508 |  |  | $ | - |  |  | $ | - |  |  | $ | 519,834 |  |  | $ | 537,323 |
Residential |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 34,852 |  |  | $ | 25,487 |  |  | $ | 25,292 |  |  | $ | 21,732 |  |  | $ | 20,493 |  |  | $ | 80,042 |  |  | $ | 41,104 |  |  | $ | 249,002 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 3,509 |  |  |  | 3,574 |  |  |  | 7,083 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Residential Real Estate |  | $ | 34,852 |  |  | $ | 25,487 |  |  | $ | 25,292 |  |  | $ | 21,732 |  |  | $ | 20,493 |  |  | $ | 83,551 |  |  | $ | 44,678 |  |  | $ | 256,085 |
Consumer |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 903 |  |  | $ | - |  |  | $ | 10 |  |  | $ | - |  |  | $ | 5 |  |  | $ | 1 |  |  | $ | 111 |  |  | $ | 1,030 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Consumer |  | $ | 903 |  |  | $ | - |  |  | $ | 10 |  |  | $ | - |  |  | $ | 5 |  |  | $ | 1 |  |  | $ | 111 |  |  | $ | 1,030 |
Total |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 1,672,896 |  |  | $ | 1,961,452 |  |  | $ | 470,558 |  |  | $ | 417,862 |  |  | $ | 459,658 |  |  | $ | 1,278,576 |  |  | $ | 1,456,947 |  |  | $ | 7,717,949 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,905 |  |  |  | - |  |  |  | 45,397 |  |  |  | 12,184 |  |  |  | 59,486 |
Substandard |  |  | 7,636 |  |  |  | 2,091 |  |  |  | 4,517 |  |  |  | 14,540 |  |  |  | 30,504 |  |  |  | 50,132 |  |  |  | 23,158 |  |  |  | 132,578 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Grand Total |  | $ | 1,680,532 |  |  | $ | 1,963,543 |  |  | $ | 475,075 |  |  | $ | 434,307 |  |  | $ | 490,162 |  |  | $ | 1,374,105 |  |  | $ | 1,492,289 |  |  | $ | 7,910,013 |
|  | Term loans amortized cost basis by origination year |  |  |  |  |  |  |
|  | 2021 |  |  | 2020 |  |  | 2019 |  |  | 2018 |  |  | 8.5 |  |  | Prior |  |  | Revolving Loans |  |  | Total Gross Loans |
Commercial |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 403,203 |  |  | $ | 58,534 |  |  | $ | 54,485 |  |  | $ | 60,409 |  |  | $ | 95,727 |  |  | $ | 86,556 |  |  | $ | 471,588 |  |  | $ | 1,230,502 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1 |  |  |  | 4,045 |  |  |  | 4,266 |  |  |  | 8,312 |
Substandard |  |  | 170 |  |  |  | - |  |  |  | 1,842 |  |  |  | 13,298 |  |  |  | 9,740 |  |  |  | 21,024 |  |  |  | 14,540 |  |  |  | 60,614 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Commercial |  | $ | 403,373 |  |  | $ | 58,534 |  |  | $ | 56,327 |  |  | $ | 73,707 |  |  | $ | 105,468 |  |  | $ | 111,625 |  |  | $ | 490,394 |  |  | $ | 1,299,428 |
Commercial Real Estate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 1,692,098 |  |  | $ | 533,315 |  |  | $ | 420,995 |  |  | $ | 452,262 |  |  | $ | 497,065 |  |  | $ | 842,244 |  |  | $ | 170,721 |  |  | $ | 4,608,700 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 5,142 |  |  |  | 50,438 |  |  |  | 6,601 |  |  |  | 62,181 |
Substandard |  |  | 1,968 |  |  |  | 9,039 |  |  |  | 4,006 |  |  |  | 20,624 |  |  |  | - |  |  |  | 26,108 |  |  |  | 8,964 |  |  |  | 70,709 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Commercial Real Estate |  | $ | 1,694,066 |  |  | $ | 542,354 |  |  | $ | 425,001 |  |  | $ | 472,886 |  |  | $ | 502,207 |  |  | $ | 918,790 |  |  | $ | 186,286 |  |  | $ | 4,741,590 |
Commercial Construction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 8,018 |  |  | $ | 7,370 |  |  | $ | 12,625 |  |  | $ | 2,600 |  |  | $ | 2,339 |  |  | $ | - |  |  | $ | 490,119 |  |  | $ | 523,071 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 350 |  |  |  | - |  |  |  | 1,443 |  |  |  | 1,793 |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 15,314 |  |  |  | 15,314 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Commercial Construction |  | $ | 8,018 |  |  | $ | 7,370 |  |  | $ | 12,625 |  |  | $ | 2,600 |  |  | $ | 2,689 |  |  | $ | - |  |  | $ | 506,876 |  |  | $ | 540,178 |
Residential Real Estate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 27,081 |  |  | $ | 29,539 |  |  | $ | 23,611 |  |  | $ | 25,070 |  |  | $ | 28,701 |  |  | $ | 66,249 |  |  | $ | 44,221 |  |  | $ | 244,472 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 7,262 |  |  |  | 3,535 |  |  |  | 10,797 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Residential Real Estate |  | $ | 27,081 |  |  | $ | 29,539 |  |  | $ | 23,611 |  |  | $ | 25,070 |  |  | $ | 28,701 |  |  | $ | 73,511 |  |  | $ | 47,756 |  |  | $ | 255,269 |
Consumer |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 1,590 |  |  | $ | 85 |  |  | $ | 39 |  |  | $ | 21 |  |  | $ | 28 |  |  | $ | - |  |  | $ | 123 |  |  | $ | 1,886 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Substandard |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total Consumer |  | $ | 1,590 |  |  | $ | 85 |  |  | $ | 39 |  |  | $ | 21 |  |  | $ | 28 |  |  | $ | - |  |  | $ | 123 |  |  | $ | 1,886 |
Total |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 2,131,990 |  |  | $ | 628,843 |  |  | $ | 511,755 |  |  | $ | 540,362 |  |  | $ | 623,860 |  |  | $ | 995,049 |  |  | $ | 1,176,772 |  |  | $ | 6,608,631 |
Special mention |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 5,493 |  |  |  | 54,483 |  |  |  | 12,310 |  |  |  | 72,286 |
Substandard |  |  | 2,138 |  |  |  | 9,039 |  |  |  | 5,848 |  |  |  | 33,922 |  |  |  | 9,740 |  |  |  | 54,394 |  |  |  | 42,353 |  |  |  | 157,434 |
Doubtful |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Grand Total |  | $ | 2,134,128 |  |  | $ | 637,882 |  |  | $ | 517,603 |  |  | $ | 574,284 |  |  | $ | 639,093 |  |  | $ | 1,103,926 |  |  | $ | 1,231,435 |  |  | $ | 6,838,351 |
Financing Receivable, Collateral Dependent [Table Text Block] |
|  | September 30, 2022 |
|  | Real Estate |  |  | Other |  |  | Total |
|  | (dollars in thousands) |
Commercial |  | $ | 5,446 |  |  | $ | 23,449 |  |  | $ | 28,895 |
Commercial real estate |  |  | 64,718 |  |  |  | - |  |  |  | 64,718 |
Commercial construction |  |  | 7,727 |  |  |  | - |  |  |  | 7,727 |
Residential real estate |  |  | 5,634 |  |  |  | - |  |  |  | 5,634 |
Consumer |  |  | - |  |  |  | - |  |  |  | - |
Total |  | $ | 83,525 |  |  | $ | 23,449 |  |  | $ | 106,974 |
|  | December 31, 2021 |
|  | Real Estate |  |  | Other |  |  | Total |
|  | (dollars in thousands) |
Commercial |  | $ | 6,385 |  |  | $ | 26,182 |  |  | $ | 32,567 |
Commercial real estate |  |  | 55,244 |  |  |  | - |  |  |  | 55,244 |
Commercial construction |  |  | 13,196 |  |  |  | - |  |  |  | 13,196 |
Residential real estate |  |  | 8,856 |  |  |  | - |  |  |  | 8,856 |
Consumer |  |  | - |  |  |  | - |  |  |  | - |
Total |  | $ | 83,681 |  |  | $ | 26,182 |  |  | $ | 109,863 |
Financing Receivable, Past Due [Table Text Block] |
|  | September 30, 2022 |
|  | 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 |  | $ | 171 |  |  | $ | 13 |  |  | $ | 4,392 |  |  | $ | 26,858 |  |  | $ | 31,434 |  |  | $ | 1,417,293 |  |  | $ | 1,448,727 |
Commercial real estate |  |  | - |  |  |  | - |  |  |  | 5,676 |  |  |  | 28,138 |  |  |  | 33,814 |  |  |  | 5,633,034 |  |  |  | 5,666,848 |
Commercial construction |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 537,323 |  |  |  | 537,323 |
Residential real estate |  |  | 671 |  |  |  | - |  |  |  | - |  |  |  | 2,451 |  |  |  | 3,122 |  |  |  | 252,963 |  |  |  | 256,085 |
Consumer |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,030 |  |  |  | 1,030 |
Total |  | $ | 842 |  |  | $ | 13 |  |  | $ | 10,068 |  |  | $ | 57,447 |  |  | $ | 68,370 |  |  | $ | 7,841,643 |  |  | $ | 7,910,013 |
|  | December 31, 2021 |
|  | 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 |  | $ | 4,305 |  |  | $ | 729 |  |  | $ | 4,457 |  |  | $ | 30,062 |  |  | $ | 39,553 |  |  | $ | 1,259,875 |  |  | $ | 1,299,428 |
Commercial real estate |  |  | 1,622 |  |  |  | 1,009 |  |  |  | 5,935 |  |  |  | 25,393 |  |  |  | 33,959 |  |  |  | 4,707,631 |  |  |  | 4,741,590 |
Commercial construction |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 3,150 |  |  |  | 3,150 |  |  |  | 537,028 |  |  |  | 540,178 |
Residential real estate |  |  | 1,437 |  |  |  | 292 |  |  |  | 3,139 |  |  |  | 3,095 |  |  |  | 7,963 |  |  |  | 247,306 |  |  |  | 255,269 |
Consumer |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,886 |  |  |  | 1,886 |
Total |  | $ | 7,364 |  |  | $ | 2,030 |  |  | $ | 13,531 |  |  | $ | 61,700 |  |  | $ | 84,625 |  |  | $ | 6,753,726 |  |  | $ | 6,838,351 |
Schedule of Evaluation of Impairment on Financing Receivables [Table Text Block] |
|  | September 30, 2022 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Total |
|  | (dollars in thousands) |
Allowance for credit losses - loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated impairment |  | $ | 10,600 |  |  | $ | 3,235 |  |  | $ | - |  |  | $ | 76 |  |  | $ | - |  |  | $ | 13,911 |
Collectively evaluated impairment |  |  | 16,812 |  |  |  | 49,370 |  |  |  | 3,444 |  |  |  | 3,977 |  |  |  | 5 |  |  |  | 73,608 |
Acquired with deteriorated credit quality individually analyzed |  |  | 2,277 |  |  |  | 1,921 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 4,198 |
Total |  | $ | 29,689 |  |  | $ | 54,526 |  |  | $ | 3,444 |  |  | $ | 4,053 |  |  | $ | 5 |  |  | $ | 91,717 |
Gross loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated impairment |  | $ | 29,482 |  |  | $ | 59,042 |  |  | $ | 7,727 |  |  | $ | 5,634 |  |  | $ | - |  |  | $ | 101,885 |
Collectively evaluated impairment |  |  | 1,414,286 |  |  |  | 5,602,130 |  |  |  | 529,596 |  |  |  | 250,451 |  |  |  | 1,030 |  |  |  | 7,797,493 |
Acquired with deteriorated credit quality individually analyzed |  |  | 4,959 |  |  |  | 5,676 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 10,635 |
Total |  | $ | 1,448,727 |  |  | $ | 5,666,848 |  |  | $ | 537,323 |  |  | $ | 256,085 |  |  | $ | 1,030 |  |  | $ | 7,910,013 |
|  | December 31, 2021 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Total |
|  | (dollars in thousands) |
Allowance for credit losses - loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated impairment |  | $ | 15,131 |  |  | $ | 955 |  |  | $ | - |  |  | $ | 131 |  |  | $ | - |  |  | $ | 16,217 |
Collectively evaluated impairment |  |  | 8,561 |  |  |  | 42,713 |  |  |  | 3,580 |  |  |  | 3,497 |  |  |  | 7 |  |  |  | 58,358 |
Acquired with deteriorated credit quality individually analyzed |  |  | 2,277 |  |  |  | 1,921 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 4,198 |
Total |  | $ | 25,969 |  |  | $ | 45,589 |  |  | $ | 3,580 |  |  | $ | 3,628 |  |  | $ | 7 |  |  | $ | 78,773 |
Gross loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated impairment |  | $ | 33,726 |  |  | $ | 49,310 |  |  | $ | 13,196 |  |  | $ | 5,717 |  |  | $ | - |  |  | $ | 101,949 |
Collectively evaluated impairment |  |  | 1,260,537 |  |  |  | 4,686,346 |  |  |  | 526,982 |  |  |  | 246,413 |  |  |  | 1,886 |  |  |  | 6,722,164 |
Acquired with deteriorated credit quality individually analyzed |  |  | 5,165 |  |  |  | 5,934 |  |  |  | - |  |  |  | 3,139 |  |  |  | - |  |  |  | 14,238 |
Total |  | $ | 1,299,428 |  |  | $ | 4,741,590 |  |  | $ | 540,178 |  |  | $ | 255,269 |  |  | $ | 1,886 |  |  | $ | 6,838,351 |
Financing Receivable, Allowance for Credit Loss [Table Text Block] |
|  | Three Months Ended September 30, 2022 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Unallocated |  |  | Total |
|  | (dollars in thousands) |
Balance as of June 30, 2022 |  | $ | 28,135 |  |  | $ | 47,562 |  |  | $ | 3,413 |  |  | $ | 3,625 |  |  | $ | 4 |  |  | $ | - |  |  | $ | 82,739 |
Charge-offs |  |  | (410 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (3 | ) |  |  | - |  |  |  | (413 | )
Recoveries |  |  | 53 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 53 |
Provision for credit losses - loans |  |  | 1,911 |  |  |  | 6,964 |  |  |  | 31 |  |  |  | 428 |  |  |  | 4 |  |  |  | - |  |  |  | 9,338 |
Balance as of September 30, 2022 |  | $ | 29,689 |  |  | $ | 54,526 |  |  | $ | 3,444 |  |  | $ | 4,053 |  |  | $ | 5 |  |  | $ | - |  |  | $ | 91,717 |
|  | Nine Months Ended September 30, 2022 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Unallocated |  |  | Total |
|  | (dollars in thousands) |
Balance as of December 31, 2021 |  | $ | 25,969 |  |  | $ | 45,589 |  |  | $ | 3,580 |  |  | $ | 3,628 |  |  | $ | 7 |  |  | $ | - |  |  | $ | 78,773 |
Charge-offs |  |  | (751 | ) |  |  | (226 | ) |  |  | - |  |  |  | (9 | ) |  |  | (3 | ) |  |  | - |  |  |  | (989 | )
Recoveries |  |  | 54 |  |  |  | - |  |  |  | - |  |  |  | 63 |  |  |  | - |  |  |  | - |  |  |  | 117 |
Provision for credit losses - loans |  |  | 4,417 |  |  |  | 9,163 |  |  |  | (136 | ) |  |  | 371 |  |  |  | 1 |  |  |  | - |  |  |  | 13,816 |
Balance as of September 30, 2022 |  | $ | 29,689 |  |  | $ | 54,526 |  |  | $ | 3,444 |  |  | $ | 4,053 |  |  | $ | 5 |  |  | $ | - |  |  | $ | 91,717 |
|  | Three Months Ended September 30, 2021 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Unallocated |  |  | Total |
|  | (dollars in thousands) |
Balance as of June 30, 2021 |  | $ | 25,567 |  |  | $ | 43,815 |  |  | $ | 4,927 |  |  | $ | 4,366 |  |  | $ | 9 |  |  | $ | - |  |  | $ | 78,684 |
Charge-offs |  |  | (254 | ) |  |  | (1,473 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (1,727 | )
Recoveries |  |  | 1 |  |  |  | 85 |  |  |  | - |  |  |  | 20 |  |  |  | 7 |  |  |  | - |  |  |  | 113 |
(Reversal of) provision for credit losses - loans |  |  | 2,022 |  |  |  | 915 |  |  |  | (1,225 | ) |  |  | (788 | ) |  |  | (8 | ) |  |  | - |  |  |  | 916 |
Balance as of September 30, 2021 |  | $ | 27,336 |  |  | $ | 43,342 |  |  | $ | 3,702 |  |  | $ | 3,598 |  |  | $ | 8 |  |  | $ | - |  |  | $ | 77,986 |
|  | Nine Months Ended September 30, 2021 |
|  | Commercial |  |  | Commercial real estate |  |  | Commercial construction |  |  | Residential real estate |  |  | Consumer |  |  | Unallocated |  |  | Total |
|  | (dollars in thousands) |
Balance as of December 31, 2020 |  | $ | 28,443 |  |  | $ | 39,330 |  |  | $ | 8,194 |  |  | $ | 2,687 |  |  | $ | 4 |  |  | $ | 568 |  |  | $ | 79,226 |
Day 1 effect of CECL |  |  | (4,225 | ) |  |  | 9,605 |  |  |  | (961 | ) |  |  | 2,697 |  |  |  | 9 |  |  |  | (568 | ) |  |  | 6,557 |
Balance as of January 1, 2021 as adjusted for changes in accounting principle |  |  | 24,218 |  |  |  | 48,935 |  |  |  | 7,233 |  |  |  | 5,384 |  |  |  | 13 |  |  |  | - |  |  |  | 85,783 |
Charge-offs |  |  | (304 | ) |  |  | (1,628 | ) |  |  | - |  |  |  | (7 | ) |  |  | - |  |  |  | - |  |  |  | (1,939 | )
Recoveries |  |  | 74 |  |  |  | 85 |  |  |  | - |  |  |  | 20 |  |  |  | 9 |  |  |  | - |  |  |  | 188 |
(Reversal of) provision for credit losses - loans |  |  | 3,348 |  |  |  | (4,050 | ) |  |  | (3,531 | ) |  |  | (1,799 | ) |  |  | (14 | ) |  |  | - |  |  |  | (6,046 | )
Balance as of September 30, 2021 |  | $ | 27,336 |  |  | $ | 43,342 |  |  | $ | 3,702 |  |  | $ | 3,598 |  |  | $ | 8 |  |  | $ | - |  |  | $ | 77,986 |
Schedule of Debtor Troubled Debt Restructuring, Current Period [Table Text Block] |
|  |  |  |  |  | Pre-Modification |  |  | Post-Modification |
|  |  |  |  |  | Outstanding |  |  | Outstanding |
|  | Number of |  |  | Recorded |  |  | Recorded |
|  | Loans |  |  | Investment |  |  | Investment |
|  | (dollars in thousands) |
Troubled debt restructurings: |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 2 |  |  | $ | 633 |  |  | $ | 633 |
Commercial real estate |  |  | 2 |  |  |  | 9,043 |  |  |  | 8,543 |
Residential real estate |  |  | 2 |  |  |  | 399 |  |  |  | 399 |
Total |  |  | 6 |  |  | $ | 10,075 |  |  | $ | 9,575 |
|  |  |  |  |  | Pre-Modification |  |  | Post-Modification |
|  |  |  |  |  | Outstanding |  |  | Outstanding |
|  | Number of |  |  | Recorded |  |  | Recorded |
|  | Loans |  |  | Investment |  |  | Investment |
|  | (dollars in thousands) |
Troubled debt restructurings: |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 4 |  |  | $ | 1,276 |  |  | $ | 1,276 |
Commercial real estate |  |  | 10 |  |  |  | 35,595 |  |  |  | 35,595 |
Commercial construction |  |  | 1 |  |  |  | 1,641 |  |  |  | 1,641 |
Residential real estate |  |  | 3 |  |  |  | 1,758 |  |  |  | 1,758 |
Total |  |  | 18 |  |  | $ | 40,270 |  |  | $ | 40,270 |
Schedule of Allowance for Credit Losses on Unfunded Commitments [Table Text Block] |
|  | Three Months Ended |  |  | Three Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2022 |  |  | 2021 |
|  | (dollars in thousands) |
Balance at beginning of period |  | $ | 2,324 |  |  | $ | 2,380 |
Provision for credit losses - unfunded commitments |  |  | 662 |  |  |  | 184 |
Balance at end of period |  | $ | 2,986 |  |  | $ | 2,564 |
|  | Nine Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2022 |  |  | 2021 |
|  | (dollars in thousands) |
Balance at beginning of period |  | $ | 2,352 |  |  | $ | - |
Day 1 Effect of CECL |  |  | - |  |  |  | 2,833 |
Provision for (reversal of) credit losses - unfunded commitments |  |  | 634 |  |  |  | (269 | )
Balance at end of period |  | $ | 2,986 |  |  | $ | 2,564 |
Schedule of Provision for (Reversal of) Credit Losses [Table Text Block] |
|  | Three Months Ended |  |  | Three Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2022 |  |  | 2021 |
|  | (dollars in thousands) |
Provision for credit losses - loans |  | $ | 9,338 |  |  | $ | 916 |
Provision for credit losses - unfunded commitments |  |  | 662 |  |  |  | 184 |
Provision for credit losses |  | $ | 10,000 |  |  | $ | 1,100 |
|  | Nine Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2022 |  |  | 2021 |
|  | (dollars in thousands) |
Provision for (reversal of) credit losses - loans |  | $ | 13,816 |  |  | $ | (6,046 | )
Provision for (reversal of) credit losses - unfunded commitments |  |  | 634 |  |  |  | (269 | )
Provision for (reversal of) credit losses |  | $ | 14,450 |  |  | $ | (6,315 | )

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