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SEGMENT INFORMATION (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024
Reconciliation from segment to consolidated |  |  |  |  |
Net interest income from external customers | $ 124,748 | $ 109,409 | $ 244,960 | $ 216,399 |
Noninterest revenues from external customers | 74,508 | 74,390 | 150,544 | 144,675 |
Total segment operating revenues | 200,497 | 184,305 | 397,841 | 362,812 |
Other revenues | (1) | 635 | 244 | 651 |
Revenue | 199,256 | 183,799 | 395,504 | 361,074 |
Provision for credit losses | 4,117 | 2,708 | 10,807 | 8,856 |
Salaries and employee benefits | 79,021 | 73,447 | 155,463 | 146,510 |
Data processing and communications | 16,699 | 15,274 | 32,821 | 29,622 |
Occupancy and equipment | 11,486 | 10,715 | 24,184 | 22,077 |
Legal and professional fees | 4,368 | 3,459 | 9,217 | 7,800 |
Business development and marketing | 4,001 | 4,139 | 7,131 | 7,184 |
Segment adjusted income before income taxes | 70,999 | 65,438 | 138,455 | 122,195 |
Reconciliation of operating profit loss from segment to consolidated |  |  |  |  |
Unrealized gain (loss) on equity securities | (1) | 867 | 244 | 883 |
Amortization of intangible assets | 3,369 | 3,877 | 6,851 | 7,453 |
Gain (loss) on sales of investment securities | 0 | (232) | 0 | (232) |
Restructuring expenses | (1,525) |  | (1,525) |  |
Acquisition expenses | (67) | (104) | (68) | (139) |
Litigation accrual |  |  | 50 | (119) |
Income before income taxes | 66,037 | 62,092 | 130,305 | 115,135 |
Information about reportable segments |  |  |  |  |
Interest income | 172,878 | 157,038 | 340,525 | 309,697 |
Interest expense | 48,130 | 47,629 | 95,565 | 93,298 |
Depreciation | 3,657 | 3,396 | 7,301 | 6,676 |
Amortization of intangible assets | 3,369 | 3,877 | 6,851 | 7,453 |
Goodwill | 854,817 | 852,258 | 854,817 | 852,258 | $ 853,225
Core deposit intangibles, net | 3,963 | 6,451 | 3,963 | 6,451 | 5,148
Other intangibles, net | 39,601 | 47,071 | 39,601 | 47,071 | 43,098
Segment assets | 16,665,018 | 15,906,816 | 16,665,018 | 15,906,816 | $ 16,386,044
Gain (loss) on sales of investment securities | 0 | (232) | 0 | (232) |
Unrealized gain (loss) on equity securities | (1) | 867 | 244 | 883 |
Banking and Corporate |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Total segment operating revenues | 143,922 | 128,037 | 282,394 | 252,435 |
Total segment expenses | 89,430 | 80,893 | 181,629 | 165,267 |
Segment adjusted income before income taxes | 54,492 | 47,144 | 100,765 | 87,168 |
Reconciliation of operating profit loss from segment to consolidated |  |  |  |  |
Amortization of intangible assets | 585 | 855 | 1,288 | 1,828 |
Information about reportable segments |  |  |  |  |
Depreciation | 3,328 | 3,050 | 6,628 | 5,989 |
Amortization of intangible assets | 585 | 855 | 1,288 | 1,828 |
Goodwill | 732,598 | 732,598 | 732,598 | 732,598 |
Core deposit intangibles, net | 3,963 | 6,451 | 3,963 | 6,451 |
Other intangibles, net | 621 | 837 | 621 | 837 |
Employee Benefit Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Total segment operating revenues | 33,892 | 33,753 | 68,008 | 66,946 |
Total segment expenses | 21,981 | 20,206 | 42,657 | 40,539 |
Segment adjusted income before income taxes | 11,911 | 13,547 | 25,351 | 26,407 |
Reconciliation of operating profit loss from segment to consolidated |  |  |  |  |
Amortization of intangible assets | 1,774 | 1,781 | 3,491 | 3,506 |
Information about reportable segments |  |  |  |  |
Depreciation | 176 | 194 | 364 | 381 |
Amortization of intangible assets | 1,774 | 1,781 | 3,491 | 3,506 |
Goodwill | 90,959 | 89,769 | 90,959 | 89,769 |
Core deposit intangibles, net | 0 | 0 | 0 | 0 |
Other intangibles, net | 21,992 | 29,011 | 21,992 | 29,011 |
Insurance Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Total segment operating revenues | 13,464 | 13,364 | 27,734 | 24,518 |
Total segment expenses | 11,217 | 10,645 | 21,379 | 20,768 |
Segment adjusted income before income taxes | 2,247 | 2,719 | 6,355 | 3,750 |
Reconciliation of operating profit loss from segment to consolidated |  |  |  |  |
Amortization of intangible assets | 883 | 1,047 | 1,807 | 1,720 |
Information about reportable segments |  |  |  |  |
Depreciation | 102 | 102 | 208 | 205 |
Amortization of intangible assets | 883 | 1,047 | 1,807 | 1,720 |
Goodwill | 27,822 | 26,456 | 27,822 | 26,456 |
Core deposit intangibles, net | 0 | 0 | 0 | 0 |
Other intangibles, net | 16,082 | 15,460 | 16,082 | 15,460 |
Wealth Management Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Total segment operating revenues | 9,219 | 9,151 | 19,705 | 18,913 |
Total segment expenses | 6,870 | 7,123 | 13,721 | 14,043 |
Segment adjusted income before income taxes | 2,349 | 2,028 | 5,984 | 4,870 |
Reconciliation of operating profit loss from segment to consolidated |  |  |  |  |
Amortization of intangible assets | 127 | 194 | 265 | 399 |
Information about reportable segments |  |  |  |  |
Depreciation | 51 | 50 | 101 | 101 |
Amortization of intangible assets | 127 | 194 | 265 | 399 |
Goodwill | 3,438 | 3,435 | 3,438 | 3,435 |
Core deposit intangibles, net | 0 | 0 | 0 | 0 |
Other intangibles, net | 906 | 1,763 | 906 | 1,763 |
Operating Segment |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Net interest income from external customers | 124,748 | 109,409 | 244,960 | 216,399 |
Noninterest revenues from external customers | 74,509 | 73,755 | 150,300 | 144,024 |
Total segment operating revenues | 199,257 | 183,164 | 395,260 | 360,423 |
Reconciliation of operating profit loss from segment to consolidated |  |  |  |  |
Unrealized gain (loss) on equity securities | (1) | 867 | 244 |  |
Information about reportable segments |  |  |  |  |
Interest income | 173,520 | 157,777 | 341,815 | 311,089 |
Interest expense | 48,772 | 48,368 | 96,855 | 94,690 |
Segment assets | 16,764,993 | 16,020,673 | 16,764,993 | 16,020,673 |
Unrealized gain (loss) on equity securities | (1) | 867 | 244 |  |
Operating Segment | Banking and Corporate |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Net interest income from external customers | 124,615 | 109,275 | 244,702 | 216,141 |
Noninterest revenues from external customers | 19,728 | 19,284 | 38,544 | 37,251 |
Total segment operating revenues | 144,343 | 128,559 | 283,246 | 253,392 |
Provision for credit losses | 4,117 | 2,708 | 10,807 | 8,856 |
Salaries and employee benefits | 48,647 | 43,894 | 95,772 | 88,281 |
Data processing and communications | 13,953 | 12,659 | 27,440 | 24,534 |
Occupancy and equipment | 10,107 | 9,237 | 21,292 | 19,100 |
Legal and professional fees | 2,600 | 2,027 | 6,070 | 4,939 |
Business development and marketing | 3,644 | 3,739 | 6,567 | 6,428 |
Information about reportable segments |  |  |  |  |
Interest income | 172,745 | 156,903 | 340,267 | 309,438 |
Interest expense | 48,772 | 48,368 | 96,855 | 94,690 |
Segment assets | 16,429,774 | 15,673,276 | 16,429,774 | 15,673,276 |
Operating Segment | Employee Benefit Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Net interest income from external customers | 133 | 134 | 258 | 258 |
Noninterest revenues from external customers | 32,681 | 32,473 | 65,565 | 64,456 |
Total segment operating revenues | 32,814 | 32,607 | 65,823 | 64,714 |
Provision for credit losses | 0 | 0 | 0 | 0 |
Salaries and employee benefits | 16,574 | 15,847 | 32,629 | 31,362 |
Data processing and communications | 1,196 | 1,017 | 2,279 | 2,066 |
Occupancy and equipment | 881 | 964 | 1,837 | 1,936 |
Legal and professional fees | 1,570 | 1,258 | 2,996 | 2,636 |
Business development and marketing | 71 | 67 | 87 | 127 |
Information about reportable segments |  |  |  |  |
Interest income | 595 | 702 | 1,196 | 1,325 |
Interest expense | 0 | 0 | 0 | 0 |
Segment assets | 223,464 | 241,849 | 223,464 | 241,849 |
Operating Segment | Insurance Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Net interest income from external customers | 0 | 0 | 0 | 0 |
Noninterest revenues from external customers | 13,388 | 13,307 | 27,589 | 24,416 |
Total segment operating revenues | 13,388 | 13,307 | 27,589 | 24,416 |
Provision for credit losses | 0 | 0 | 0 | 0 |
Salaries and employee benefits | 8,884 | 8,558 | 17,231 | 16,638 |
Data processing and communications | 855 | 861 | 1,728 | 1,662 |
Occupancy and equipment | 391 | 376 | 832 | 760 |
Legal and professional fees | 179 | 217 | 279 | 388 |
Business development and marketing | 260 | 300 | 446 | 567 |
Information about reportable segments |  |  |  |  |
Interest income | 50 | 40 | 94 | 67 |
Interest expense | 0 | 0 | 0 | 0 |
Segment assets | 72,623 | 69,946 | 72,623 | 69,946 |
Operating Segment | Wealth Management Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Net interest income from external customers | 0 | 0 | 0 | 0 |
Noninterest revenues from external customers | 8,712 | 8,691 | 18,602 | 17,901 |
Total segment operating revenues | 8,712 | 8,691 | 18,602 | 17,901 |
Provision for credit losses | 0 | 0 | 0 | 0 |
Salaries and employee benefits | 5,699 | 5,911 | 11,429 | 11,815 |
Data processing and communications | 694 | 737 | 1,373 | 1,360 |
Occupancy and equipment | 133 | 156 | 275 | 316 |
Legal and professional fees | 202 | 101 | 310 | 169 |
Business development and marketing | 27 | 32 | 31 | 62 |
Information about reportable segments |  |  |  |  |
Interest income | 130 | 132 | 258 | 259 |
Interest expense | 0 | 0 | 0 | 0 |
Segment assets | 39,132 | 35,602 | 39,132 | 35,602 |
Inter segment elimination |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Noninterest revenues from external customers | (1,240) | (1,141) | (2,581) | (2,389) |
Total segment operating revenues | 1,240 | 1,141 | 2,581 | 2,389 |
Information about reportable segments |  |  |  |  |
Interest income | (642) | (739) | (1,290) | (1,392) |
Interest expense | (642) | (739) | (1,290) | (1,392) |
Segment assets | (99,975) | (113,857) | (99,975) | (113,857) |
Inter segment elimination | Banking and Corporate |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Total segment operating revenues | (421) | (522) | (852) | (957) |
Inter segment elimination | Employee Benefit Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Total segment operating revenues | 1,078 | 1,146 | 2,185 | 2,232 |
Inter segment elimination | Insurance Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Total segment operating revenues | 76 | 57 | 145 | 102 |
Inter segment elimination | Wealth Management Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Total segment operating revenues | 507 | 460 | 1,103 | 1,012 |
Other segment | Banking and Corporate |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Other segment items | 6,362 | 6,629 | 13,681 | 13,129 |
Other segment | Employee Benefit Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Other segment items | 1,689 | 1,053 | 2,829 | 2,412 |
Other segment | Insurance Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Other segment items | 648 | 333 | 863 | 753 |
Other segment | Wealth Management Services |  |  |  |  |
Reconciliation from segment to consolidated |  |  |  |  |
Other segment items | $ 115 | $ 186 | $ 303 | $ 321 |

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