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v3.25.3

Segment Reporting (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Jun. 30, 2025 | Mar. 31, 2025 | Sep. 30, 2024 | Jun. 30, 2024 | Mar. 31, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Segment Income Statement Data Abstract |  |  |  |  |  |  |  |  |
Interest Income (Expense), Operating | $ 305,222 |  |  | $ 262,509 |  |  | $ 891,163 | $ 776,960 |
Noninterest Income | 81,265 |  |  | 67,221 |  |  | 207,019 | 197,365 |
Provision for Loan, Lease, and Other Losses | 16,000 |  |  | 20,991 |  |  | 46,999 | 68,000 |
Noninterest Expense | 216,202 |  |  | 200,597 |  |  | 636,173 | 594,115 |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest, Total | 154,286 |  |  | 108,142 |  |  | 415,010 | 312,211 |
Income Tax Expense (Benefit) | 29,554 |  |  | 20,124 |  |  | 77,362 | 27,451 |
Net Income (Loss) Attributable to Parent, Total | 124,732 | $ 111,230 | $ 101,687 | 88,018 | $ 115,573 | $ 81,169 | 337,648 | 284,760 |
Goodwill | 1,104,992 |  |  |  |  |  | 1,104,992 |  | $ 1,104,992
Interest Income (Expense), after Provision for Loan Loss | 289,223 |  |  | 241,518 |  |  | 844,164 | 708,960 |
Labor and Related Expense | 135,703 |  |  | 121,036 |  |  | 386,593 | 362,012 |
Information Technology and Data Processing | 28,590 |  |  | 27,217 |  |  | 82,237 | 80,579 |
Occupancy, Net | 12,757 |  |  | 13,536 |  |  | 40,782 | 40,297 |
Marketing and Advertising Expense | 8,362 |  |  | 6,683 |  |  | 22,496 | 20,735 |
Equipment Expense | 4,368 |  |  | 4,653 |  |  | 13,389 | 13,702 |
Professional Fees | 5,232 |  |  | 5,639 |  |  | 17,989 | 14,740 |
Federal Deposit Insurance Corporation Premium Expense | 9,980 |  |  | 8,223 |  |  | 30,124 | 29,300 |
Amortization of Intangible Assets | 2,203 |  |  | 2,203 |  |  | 6,608 | 6,608 |
Other Noninterest Expense | 7,369 |  |  | 8,659 |  |  | 29,017 | 19,622 |
Commercial and business lending | 30,951,964 |  |  |  |  |  | 30,951,964 |  | 29,768,586
Assets | 44,455,863 |  |  |  |  |  | 44,455,863 |  | $ 43,023,068
Gain (Loss) on Sale of Mortgage Loans | 0 |  |  | 0 |  |  | (6,976) | 0 |
Corporate and Commercial Specialty [Member] |  |  |  |  |  |  |  |  |
Segment Income Statement Data Abstract |  |  |  |  |  |  |  |  |
A portion of total depreciation Technology expense | 100 |  |  | 100 |  |  | 200 | 200 |
Community, Consumer and Business [Member] |  |  |  |  |  |  |  |  |
Segment Income Statement Data Abstract |  |  |  |  |  |  |  |  |
A portion of total depreciation Occupancy expense | 2,700 |  |  | 2,400 |  |  | 8,000 | 9,700 |
Risk Management and Shared Services [Member] |  |  |  |  |  |  |  |  |
Segment Income Statement Data Abstract |  |  |  |  |  |  |  |  |
A portion of total depreciation Equipment expense | 9,300 |  |  | 9,600 |  |  | 29,800 | 39,100 |
Operating Segments |  |  |  |  |  |  |  |  |
Segment Income Statement Data Abstract |  |  |  |  |  |  |  |  |
Interest Income (Expense), Operating | 305,222 |  |  | 262,509 |  |  | 891,163 | 776,960 |
Net intersegment interest income (expense) | 0 |  |  | 0 |  |  | 0 | 0 |
Segment net interest income | 305,222 |  |  | 262,509 |  |  | 891,163 | 776,960 |
Noninterest Income | 81,265 |  |  | 67,221 |  |  | 207,019 | 197,365 |
Provision for Loan, Lease, and Other Losses | 16,000 |  |  | 20,991 |  |  | 46,999 | 68,000 |
Noninterest Expense | 216,202 |  |  | 200,597 |  |  | 636,173 | 594,115 |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest, Total | 154,286 |  |  | 108,142 |  |  | 415,010 | 312,211 |
Income Tax Expense (Benefit) | 29,554 |  |  | 20,124 |  |  | 77,362 | 27,451 |
Net Income (Loss) Attributable to Parent, Total | 124,732 |  |  | 88,018 |  |  | 337,648 | 284,760 |
Goodwill | 1,104,992 |  |  | 1,104,992 |  |  | 1,104,992 | 1,104,992 |
Interest Income (Expense), before Provision | 386,487 |  |  | 329,730 |  |  | 1,098,182 | 974,325 |
Interest Income (Expense), after Provision for Loan Loss | 370,487 |  |  | 308,739 |  |  | 1,051,183 | 906,325 |
Labor and Related Expense | 135,703 |  |  | 121,036 |  |  | 386,593 | 362,012 |
Information Technology and Data Processing | 28,590 |  |  | 27,217 |  |  | 82,237 | 80,579 |
Occupancy, Net | 12,757 |  |  | 13,536 |  |  | 40,782 | 40,297 |
Marketing and Advertising Expense | 8,362 |  |  | 6,683 |  |  | 22,496 | 20,735 |
Equipment Expense | 4,368 |  |  | 4,653 |  |  | 13,389 | 13,702 |
Professional Fees | 5,232 |  |  | 5,639 |  |  | 17,989 | 14,740 |
Payments of Financing Costs | 1,638 |  |  | 2,748 |  |  | 6,937 | 6,519 |
Federal Deposit Insurance Corporation Premium Expense | 9,980 |  |  | 8,223 |  |  | 30,124 | 29,300 |
Amortization of Intangible Assets | 2,203 |  |  | 2,203 |  |  | 6,608 | 6,608 |
Other Noninterest Expense | 7,369 |  |  | 8,659 |  |  | 29,017 | 19,622 |
Allocated indirect expense | 0 |  |  | 0 |  |  | 0 | 0 |
Commercial and business lending | 30,951,964 |  |  | 29,990,897 |  |  | 30,951,964 | 29,990,897 |
Assets | 44,455,863 |  |  | 42,210,815 |  |  | 44,455,863 | 42,210,815 |
Operating Segments | Corporate and Commercial Specialty [Member] |  |  |  |  |  |  |  |  |
Segment Income Statement Data Abstract |  |  |  |  |  |  |  |  |
Interest Income (Expense), Operating | 246,829 |  |  | 249,343 |  |  | 717,093 | 734,869 |
Net intersegment interest income (expense) | (104,695) |  |  | (110,149) |  |  | (302,467) | (328,433) |
Segment net interest income | 142,134 |  |  | 139,194 |  |  | 414,626 | 406,436 |
Noninterest Income | 17,882 |  |  | 12,214 |  |  | 42,770 | 35,755 |
Provision for Loan, Lease, and Other Losses | 20,424 |  |  | 16,565 |  |  | 59,806 | 47,602 |
Noninterest Expense | 46,697 |  |  | 42,044 |  |  | 137,653 | 127,859 |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest, Total | 92,895 |  |  | 92,799 |  |  | 259,937 | 266,730 |
Income Tax Expense (Benefit) | 17,835 |  |  | 17,255 |  |  | 49,500 | 49,147 |
Net Income (Loss) Attributable to Parent, Total | 75,060 |  |  | 75,544 |  |  | 210,437 | 217,585 |
Goodwill | 525,836 |  |  | 525,836 |  |  | 525,836 | 525,836 |
Interest Income (Expense), before Provision | 160,016 |  |  | 151,408 |  |  | 457,396 | 442,191 |
Interest Income (Expense), after Provision for Loan Loss | 139,592 |  |  | 134,843 |  |  | 397,590 | 394,589 |
Labor and Related Expense | 21,287 |  |  | 18,595 |  |  | 62,762 | 59,472 |
Information Technology and Data Processing | 903 |  |  | 726 |  |  | 2,336 | 1,914 |
Occupancy, Net | 23 |  |  | 0 |  |  | 56 | 0 |
Marketing and Advertising Expense | 787 |  |  | 614 |  |  | 2,973 | 2,374 |
Equipment Expense | 0 |  |  | 0 |  |  | 1 | 1 |
Professional Fees | 337 |  |  | 197 |  |  | 759 | 620 |
Payments of Financing Costs | 111 |  |  | 560 |  |  | 1,182 | 919 |
Federal Deposit Insurance Corporation Premium Expense | 0 |  |  | 0 |  |  | 0 | 0 |
Amortization of Intangible Assets | 0 |  |  | 0 |  |  | 0 | 0 |
Other Noninterest Expense | 882 |  |  | 812 |  |  | 2,597 | 2,416 |
Allocated indirect expense | 22,367 |  |  | 20,540 |  |  | 64,987 | 60,142 |
Commercial and business lending | 18,033,065 |  |  | 16,482,369 |  |  | 18,033,065 | 16,482,369 |
Assets | 18,828,850 |  |  | 17,317,618 |  |  | 18,828,850 | 17,317,618 |
Operating Segments | Community, Consumer and Business [Member] |  |  |  |  |  |  |  |  |
Segment Income Statement Data Abstract |  |  |  |  |  |  |  |  |
Interest Income (Expense), Operating | 68,027 |  |  | 62,167 |  |  | 199,393 | 186,768 |
Net intersegment interest income (expense) | 136,142 |  |  | 147,113 |  |  | 405,462 | 437,914 |
Segment net interest income | 204,169 |  |  | 209,280 |  |  | 604,855 | 624,682 |
Noninterest Income | 53,670 |  |  | 50,811 |  |  | 154,231 | 146,736 |
Provision for Loan, Lease, and Other Losses | 6,437 |  |  | 5,639 |  |  | 18,871 | 18,939 |
Noninterest Expense | 140,132 |  |  | 139,027 |  |  | 411,502 | 403,013 |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest, Total | 111,270 |  |  | 115,424 |  |  | 328,713 | 349,466 |
Income Tax Expense (Benefit) | 23,367 |  |  | 24,239 |  |  | 69,030 | 73,389 |
Net Income (Loss) Attributable to Parent, Total | 87,903 |  |  | 91,185 |  |  | 259,683 | 276,077 |
Goodwill | 579,156 |  |  | 579,156 |  |  | 579,156 | 579,156 |
Interest Income (Expense), before Provision | 257,839 |  |  | 260,090 |  |  | 759,086 | 771,418 |
Interest Income (Expense), after Provision for Loan Loss | 251,402 |  |  | 254,451 |  |  | 740,215 | 752,479 |
Labor and Related Expense | 62,335 |  |  | 60,098 |  |  | 178,847 | 176,826 |
Information Technology and Data Processing | 13,179 |  |  | 12,285 |  |  | 39,126 | 35,351 |
Occupancy, Net | 24 |  |  | 10 |  |  | 83 | 43 |
Marketing and Advertising Expense | 778 |  |  | 725 |  |  | 2,583 | 2,329 |
Equipment Expense | 1,274 |  |  | 1,570 |  |  | 3,804 | 4,278 |
Professional Fees | 563 |  |  | 781 |  |  | 1,898 | 1,391 |
Payments of Financing Costs | 979 |  |  | 1,334 |  |  | 3,495 | 4,106 |
Federal Deposit Insurance Corporation Premium Expense | 0 |  |  | 0 |  |  | 0 | 0 |
Amortization of Intangible Assets | 0 |  |  | 0 |  |  | 0 | 0 |
Other Noninterest Expense | 7,769 |  |  | 7,854 |  |  | 23,260 | 19,951 |
Allocated indirect expense | 53,231 |  |  | 54,370 |  |  | 158,406 | 158,738 |
Commercial and business lending | 12,481,836 |  |  | 12,985,873 |  |  | 12,481,836 | 12,985,873 |
Assets | 13,333,059 |  |  | 13,832,358 |  |  | 13,333,059 | 13,832,358 |
Operating Segments | Risk Management and Shared Services [Member] |  |  |  |  |  |  |  |  |
Segment Income Statement Data Abstract |  |  |  |  |  |  |  |  |
Interest Income (Expense), Operating | (9,634) |  |  | (49,001) |  |  | (25,323) | (144,677) |
Net intersegment interest income (expense) | (31,447) |  |  | (36,964) |  |  | (102,995) | (109,481) |
Segment net interest income | (41,081) |  |  | (85,964) |  |  | (128,318) | (254,158) |
Noninterest Income | 9,713 |  |  | 4,196 |  |  | 10,018 | 14,874 |
Provision for Loan, Lease, and Other Losses | (10,861) |  |  | (1,213) |  |  | (31,678) | 1,459 |
Noninterest Expense | 29,373 |  |  | 19,526 |  |  | 87,018 | 63,245 |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest, Total | (49,880) |  |  | (100,081) |  |  | (173,640) | (303,988) |
Income Tax Expense (Benefit) | (11,648) |  |  | (21,370) |  |  | (41,168) | (95,085) |
Net Income (Loss) Attributable to Parent, Total | (38,231) |  |  | (78,711) |  |  | (132,472) | (208,902) |
Goodwill | 0 |  |  | 0 |  |  | 0 | 0 |
Interest Income (Expense), before Provision | (31,368) |  |  | (81,768) |  |  | (118,300) | (239,284) |
Interest Income (Expense), after Provision for Loan Loss | (20,507) |  |  | (80,555) |  |  | (86,622) | (240,743) |
Labor and Related Expense | 52,081 |  |  | 42,343 |  |  | 144,984 | 125,714 |
Information Technology and Data Processing | 14,508 |  |  | 14,206 |  |  | 40,775 | 43,314 |
Occupancy, Net | 12,710 |  |  | 13,526 |  |  | 40,643 | 40,254 |
Marketing and Advertising Expense | 6,797 |  |  | 5,344 |  |  | 16,940 | 16,032 |
Equipment Expense | 3,094 |  |  | 3,083 |  |  | 9,584 | 9,423 |
Professional Fees | 4,332 |  |  | 4,661 |  |  | 15,332 | 12,729 |
Payments of Financing Costs | 548 |  |  | 854 |  |  | 2,260 | 1,494 |
Federal Deposit Insurance Corporation Premium Expense | 9,980 |  |  | 8,223 |  |  | 30,124 | 29,300 |
Amortization of Intangible Assets | 2,203 |  |  | 2,203 |  |  | 6,608 | 6,608 |
Other Noninterest Expense | (1,282) |  |  | (7) |  |  | 3,160 | (2,745) |
Allocated indirect expense | (75,598) |  |  | (74,910) |  |  | (223,393) | (218,880) |
Commercial and business lending | 437,063 |  |  | 522,655 |  |  | 437,063 | 522,655 |
Assets | $ 12,293,954 |  |  | $ 11,060,839 |  |  | $ 12,293,954 | $ 11,060,839 |

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