| CONSOLIDATED BALANCE SHEETS (Unaudited) | |||||||||||
| (Dollars In Thousands, Except Per Share Amounts) | March 31, | ||||||||||
| 2026 | 2025 | ||||||||||
| ASSETS | |||||||||||
| Cash and due from banks | $ | 98,083 | $ | 86,113 | |||||||
| Interest-bearing deposits | 175,354 | 331,534 | |||||||||
| Investment securities available for sale | 1,372,417 | 1,378,489 | |||||||||
| Investment securities held to maturity, net of allowance for credit losses of $245 in 2026 and 2025 | 1,937,485 | 2,048,632 | |||||||||
| Loans held for sale | 401,839 | 23,004 | |||||||||
| Loans | 15,261,889 | 13,004,905 | |||||||||
| Less: Allowance for credit losses - loans | (212,520) | (192,031) | |||||||||
| Net loans | 15,049,369 | 12,812,874 | |||||||||
| Premises and equipment | 146,013 | 128,749 | |||||||||
| Federal Home Loan Bank stock | 70,835 | 45,006 | |||||||||
| Interest receivable | 97,026 | 88,352 | |||||||||
| Goodwill | 782,789 | 712,002 | |||||||||
| Other intangibles | 41,678 | 18,302 | |||||||||
| Cash surrender value of life insurance | 371,238 | 304,918 | |||||||||
| Other real estate owned | 1,264 | 4,966 | |||||||||
| Tax asset, deferred and receivable | 116,814 | 87,665 | |||||||||
| Other assets | 410,317 | 369,181 | |||||||||
| TOTAL ASSETS | $ | 21,072,521 | $ | 18,439,787 | |||||||
| LIABILITIES | |||||||||||
| Deposits: | |||||||||||
| Noninterest-bearing | $ | 3,748,279 | $ | 2,185,057 | |||||||
| Interest-bearing | 12,737,338 | 12,276,921 | |||||||||
| Total Deposits | 16,485,617 | 14,461,978 | |||||||||
| Borrowings: | |||||||||||
| Federal funds purchased | 170,000 | 185,000 | |||||||||
| Securities sold under repurchase agreements | 89,458 | 122,947 | |||||||||
| Federal Home Loan Bank advances | 1,299,192 | 972,478 | |||||||||
| Subordinated debentures and other borrowings | 86,345 | 62,619 | |||||||||
| Total Borrowings | 1,644,995 | 1,343,044 | |||||||||
| Interest payable | 18,890 | 13,304 | |||||||||
| Other liabilities | 250,454 | 289,247 | |||||||||
| Total Liabilities | 18,399,956 | 16,107,573 | |||||||||
| STOCKHOLDERS' EQUITY | |||||||||||
| Preferred Stock, $1,000 par value, $1,000 liquidation value: | |||||||||||
| Authorized -- 600 cumulative shares | |||||||||||
| Issued and outstanding - 125 cumulative shares | 125 | 125 | |||||||||
| Preferred Stock, Series A, no par value, $2,500 liquidation preference: | |||||||||||
| Authorized -- 10,000 non-cumulative perpetual shares | |||||||||||
| Issued and outstanding - 10,000 non-cumulative perpetual shares | 25,000 | 25,000 | |||||||||
| Common Stock, $0.125 stated value: | |||||||||||
| Authorized -- 100,000,000 shares | |||||||||||
| Issued and outstanding - 62,508,055 and 57,810,232 shares | 7,813 | 7,226 | |||||||||
| Additional paid-in capital | 1,369,879 | 1,183,263 | |||||||||
| Retained earnings | 1,418,609 | 1,306,911 | |||||||||
| Accumulated other comprehensive loss | (148,861) | (190,311) | |||||||||
| Total Stockholders' Equity | 2,672,565 | 2,332,214 | |||||||||
| TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | $ | 21,072,521 | $ | 18,439,787 | |||||||
| CONSOLIDATED STATEMENTS OF INCOME (Unaudited) | Three Months Ended | ||||||||||
| (Dollars In Thousands, Except Per Share Amounts) | March 31, | ||||||||||
| 2026 | 2025 | ||||||||||
| INTEREST INCOME | |||||||||||
| Loans: | |||||||||||
| Taxable | $ | 213,627 | $ | 187,728 | |||||||
| Tax-exempt | 11,589 | 10,532 | |||||||||
| Investment securities: | |||||||||||
| Taxable | 7,547 | 8,372 | |||||||||
| Tax-exempt | 12,597 | 12,517 | |||||||||
| Deposits with financial institutions | 1,244 | 2,372 | |||||||||
| Federal Home Loan Bank stock | 1,965 | 997 | |||||||||
| Total Interest Income | 248,569 | 222,518 | |||||||||
| INTEREST EXPENSE | |||||||||||
| Deposits | 84,093 | 80,547 | |||||||||
| Federal funds purchased | 590 | 812 | |||||||||
| Securities sold under repurchase agreements | 332 | 742 | |||||||||
| Federal Home Loan Bank advances | 11,048 | 9,364 | |||||||||
| Subordinated debentures and other borrowings | 1,203 | 783 | |||||||||
| Total Interest Expense | 97,266 | 92,248 | |||||||||
| NET INTEREST INCOME | 151,303 | 130,270 | |||||||||
| Provision for credit losses | 4,900 | 4,200 | |||||||||
| NET INTEREST INCOME AFTER PROVISION FOR CREDIT LOSSES | 146,403 | 126,070 | |||||||||
| NONINTEREST INCOME | |||||||||||
| Service charges on deposit accounts | 9,037 | 8,072 | |||||||||
| Fiduciary and wealth management fees | 9,768 | 8,644 | |||||||||
| Card payment fees | 5,275 | 4,526 | |||||||||
| Net gains and fees on sales of loans | 6,511 | 5,022 | |||||||||
| Derivative hedge fees | 564 | 404 | |||||||||
| Other customer fees | 593 | 415 | |||||||||
| Earnings on bank-owned life insurance | 3,446 | 2,179 | |||||||||
| Net realized losses on sales of available for sale securities | — | (7) | |||||||||
| Net loss on mortgage loans reclassified to held for sale | (29,755) | — | |||||||||
| Other income | 390 | 793 | |||||||||
| Total Noninterest Income | 5,829 | 30,048 | |||||||||
| NONINTEREST EXPENSE | |||||||||||
| Salaries and employee benefits | 69,443 | 54,982 | |||||||||
| Net occupancy | 8,301 | 7,216 | |||||||||
| Equipment | 7,818 | 7,008 | |||||||||
| Marketing | 1,601 | 1,353 | |||||||||
| Outside data processing fees | 7,190 | 5,929 | |||||||||
| Printing and office supplies | 377 | 347 | |||||||||
| Intangible asset amortization | 2,302 | 1,526 | |||||||||
| FDIC assessments | 3,893 | 3,648 | |||||||||
| Other real estate owned and foreclosure expenses | 1,100 | 600 | |||||||||
| Professional and other outside services | 14,593 | 3,261 | |||||||||
| Other expenses | 8,527 | 7,032 | |||||||||
| Total Noninterest Expense | 125,145 | 92,902 | |||||||||
| Income Before Income Taxes | 27,087 | 63,216 | |||||||||
| Income tax expense (benefit) | (1,069) | 7,877 | |||||||||
| NET INCOME | 28,156 | 55,339 | |||||||||
| Preferred stock dividends | 469 | 469 | |||||||||
| NET INCOME AVAILABLE TO COMMON STOCKHOLDERS | $ | 27,687 | $ | 54,870 | |||||||
| PER SHARE DATA: | |||||||||||
| Basic Net Income Available to Common Stockholders | $ | 0.46 | $ | 0.95 | |||||||
| Diluted Net Income Available to Common Stockholders | $ | 0.45 | $ | 0.94 | |||||||
| Cash Dividends Paid to Common Stockholders | $ | 0.36 | $ | 0.35 | |||||||
| Tangible Common Book Value Per Share | $ | 29.34 | $ | 27.34 | |||||||
| Average Diluted Common Shares Outstanding (in thousands) | 61,008 | 58,242 | |||||||||
| FINANCIAL HIGHLIGHTS | |||||||||||
| (Dollars In Thousands) | Three Months Ended | ||||||||||
| March 31, | |||||||||||
| 2026 | 2025 | ||||||||||
| NET CHARGE-OFFS | $ | 10,256 | $ | 4,926 | |||||||
| AVERAGE BALANCES: | |||||||||||
| Total Assets | $ | 20,407,523 | $ | 18,341,738 | |||||||
| Total Loans | 14,995,685 | 12,941,353 | |||||||||
| Total Earning Assets | 18,842,984 | 16,960,475 | |||||||||
| Total Deposits | 16,080,470 | 14,419,338 | |||||||||
| Total Stockholders' Equity | 2,655,756 | 2,340,874 | |||||||||
| FINANCIAL RATIOS: | |||||||||||
| Return on Average Assets | 0.55 | % | 1.21 | % | |||||||
| Return on Average Stockholders' Equity | 4.17 | 9.38 | |||||||||
| Return on Tangible Common Stockholders' Equity | 6.39 | 14.12 | |||||||||
| Average Earning Assets to Average Assets | 92.33 | 92.47 | |||||||||
| Allowance for Credit Losses - Loans as % of Total Loans | 1.39 | 1.47 | |||||||||
| Net Charge-offs as % of Average Loans (Annualized) | 0.27 | 0.15 | |||||||||
| Average Stockholders' Equity to Average Assets | 13.01 | 12.76 | |||||||||
| Fully Taxable Equivalent (FTE) Yield on Average Earning Assets | 5.41 | 5.39 | |||||||||
| Interest Expense/Average Earning Assets | 2.06 | 2.17 | |||||||||
| Net Interest Margin FTE | 3.35 | 3.22 | |||||||||
| Efficiency Ratio | 74.45 | 54.54 | |||||||||
| ASSET QUALITY | |||||||||||||||||||||||||||||
| (Dollars In Thousands) | March 31, | December 31, | September 30, | June 30, | March 31, | ||||||||||||||||||||||||
| 2026 | 2025 | 2025 | 2025 | 2025 | |||||||||||||||||||||||||
| Nonaccrual Loans | $ | 89,592 | $ | 71,773 | $ | 65,740 | $ | 67,358 | $ | 81,922 | |||||||||||||||||||
| Other Real Estate Owned and Repossessions | 1,264 | 658 | 1,270 | 177 | 4,966 | ||||||||||||||||||||||||
| Nonperforming Assets (NPA) | 90,856 | 72,431 | 67,010 | 67,535 | 86,888 | ||||||||||||||||||||||||
| 90+ Days Delinquent | 4,078 | 2,042 | 1,925 | 4,443 | 4,280 | ||||||||||||||||||||||||
| NPAs & 90+ Days Delinquent | $ | 94,934 | $ | 74,473 | $ | 68,935 | $ | 71,978 | $ | 91,168 | |||||||||||||||||||
| Allowance for Credit Losses - Loans | $ | 212,520 | $ | 195,597 | $ | 194,468 | $ | 195,316 | $ | 192,031 | |||||||||||||||||||
| Quarterly Net Charge-offs | 10,256 | 6,021 | 5,148 | 2,315 | 4,926 | ||||||||||||||||||||||||
| NPAs / Assets % | 0.43 | % | 0.38 | % | 0.36 | % | 0.36 | % | 0.47 | % | |||||||||||||||||||
| NPAs & 90 Day / Assets % | 0.45 | % | 0.39 | % | 0.37 | % | 0.39 | % | 0.49 | % | |||||||||||||||||||
| NPAs / Loans and OREO % | 0.60 | % | 0.52 | % | 0.49 | % | 0.51 | % | 0.67 | % | |||||||||||||||||||
| Allowance for Credit Losses - Loans / Loans (%) | 1.39 | % | 1.42 | % | 1.43 | % | 1.47 | % | 1.47 | % | |||||||||||||||||||
| Quarterly Net Charge-offs as % of Average Loans (Annualized) | 0.27 | % | 0.18 | % | 0.15 | % | 0.07 | % | 0.15 | % | |||||||||||||||||||
| CONSOLIDATED BALANCE SHEETS (Unaudited) | |||||||||||||||||||||||||||||
| (Dollars In Thousands, Except Per Share Amounts) | March 31, | December 31, | September 30, | June 30, | March 31, | ||||||||||||||||||||||||
| 2026 | 2025 | 2025 | 2025 | 2025 | |||||||||||||||||||||||||
| ASSETS | |||||||||||||||||||||||||||||
| Cash and due from banks | $ | 98,083 | $ | 84,158 | $ | 88,079 | $ | 81,567 | $ | 86,113 | |||||||||||||||||||
| Interest-bearing deposits | 175,354 | 196,300 | 168,706 | 223,343 | 331,534 | ||||||||||||||||||||||||
| Investment securities available for sale | 1,372,417 | 1,407,102 | 1,386,903 | 1,358,130 | 1,378,489 | ||||||||||||||||||||||||
| Investment securities held to maturity, net of allowance for credit losses | 1,937,485 | 1,971,539 | 1,995,488 | 2,022,826 | 2,048,632 | ||||||||||||||||||||||||
| Loans held for sale | 401,839 | 20,079 | 23,190 | 28,783 | 23,004 | ||||||||||||||||||||||||
| Loans | 15,261,889 | 13,791,707 | 13,591,174 | 13,296,759 | 13,004,905 | ||||||||||||||||||||||||
| Less: Allowance for credit losses - loans | (212,520) | (195,597) | (194,468) | (195,316) | (192,031) | ||||||||||||||||||||||||
| Net loans | 15,049,369 | 13,596,110 | 13,396,706 | 13,101,443 | 12,812,874 | ||||||||||||||||||||||||
| Premises and equipment | 146,013 | 121,058 | 121,771 | 122,808 | 128,749 | ||||||||||||||||||||||||
| Federal Home Loan Bank stock | 70,835 | 47,245 | 47,264 | 47,290 | 45,006 | ||||||||||||||||||||||||
| Interest receivable | 97,026 | 93,374 | 89,102 | 93,258 | 88,352 | ||||||||||||||||||||||||
| Goodwill | 782,789 | 712,002 | 712,002 | 712,002 | 712,002 | ||||||||||||||||||||||||
| Other intangibles | 41,678 | 13,800 | 15,298 | 16,797 | 18,302 | ||||||||||||||||||||||||
| Cash surrender value of life insurance | 371,238 | 308,438 | 306,583 | 305,695 | 304,918 | ||||||||||||||||||||||||
| Other real estate owned | 1,264 | 658 | 1,270 | 177 | 4,966 | ||||||||||||||||||||||||
| Tax asset, deferred and receivable | 116,814 | 78,664 | 89,758 | 97,749 | 87,665 | ||||||||||||||||||||||||
| Other assets | 410,317 | 374,574 | 369,509 | 380,909 | 369,181 | ||||||||||||||||||||||||
| TOTAL ASSETS | $ | 21,072,521 | $ | 19,025,101 | $ | 18,811,629 | $ | 18,592,777 | $ | 18,439,787 | |||||||||||||||||||
| LIABILITIES | |||||||||||||||||||||||||||||
| Deposits: | |||||||||||||||||||||||||||||
| Noninterest-bearing | $ | 3,748,279 | $ | 2,137,262 | $ | 2,100,570 | $ | 2,197,416 | $ | 2,185,057 | |||||||||||||||||||
| Interest-bearing | 12,737,338 | 13,157,593 | 12,769,409 | 12,600,162 | 12,276,921 | ||||||||||||||||||||||||
| Total Deposits | 16,485,617 | 15,294,855 | 14,869,979 | 14,797,578 | 14,461,978 | ||||||||||||||||||||||||
| Borrowings: | |||||||||||||||||||||||||||||
| Federal funds purchased | 170,000 | 40,000 | 199,370 | 85,000 | 185,000 | ||||||||||||||||||||||||
| Securities sold under repurchase agreements | 89,458 | 103,755 | 122,226 | 114,758 | 122,947 | ||||||||||||||||||||||||
| Federal Home Loan Bank advances | 1,299,192 | 798,549 | 798,626 | 898,702 | 972,478 | ||||||||||||||||||||||||
| Subordinated debentures and other borrowings | 86,345 | 57,630 | 57,632 | 62,617 | 62,619 | ||||||||||||||||||||||||
| Total Borrowings | 1,644,995 | 999,934 | 1,177,854 | 1,161,077 | 1,343,044 | ||||||||||||||||||||||||
| Interest payable | 18,890 | 18,235 | 18,240 | 16,174 | 13,304 | ||||||||||||||||||||||||
| Other liabilities | 250,454 | 245,410 | 333,154 | 269,996 | 289,247 | ||||||||||||||||||||||||
| Total Liabilities | 18,399,956 | 16,558,434 | 16,399,227 | 16,244,825 | 16,107,573 | ||||||||||||||||||||||||
| STOCKHOLDERS' EQUITY | |||||||||||||||||||||||||||||
| Preferred Stock, $1,000 par value, $1,000 liquidation value: | |||||||||||||||||||||||||||||
| Authorized -- 600 cumulative shares | |||||||||||||||||||||||||||||
| Issued and outstanding - 125 cumulative shares | 125 | 125 | 125 | 125 | 125 | ||||||||||||||||||||||||
| Preferred Stock, Series A, no par value, $2,500 liquidation preference: | |||||||||||||||||||||||||||||
| Authorized -- 10,000 non-cumulative perpetual shares | |||||||||||||||||||||||||||||
| Issued and outstanding - 10,000 non-cumulative perpetual shares | 25,000 | 25,000 | 25,000 | 25,000 | 25,000 | ||||||||||||||||||||||||
| Common Stock, $0.125 stated value: | |||||||||||||||||||||||||||||
| Authorized -- 100,000,000 shares | |||||||||||||||||||||||||||||
| Issued and outstanding | 7,813 | 7,119 | 7,149 | 7,159 | 7,226 | ||||||||||||||||||||||||
| Additional paid-in capital | 1,369,879 | 1,150,816 | 1,158,026 | 1,163,170 | 1,183,263 | ||||||||||||||||||||||||
| Retained earnings | 1,418,609 | 1,413,742 | 1,377,966 | 1,342,473 | 1,306,911 | ||||||||||||||||||||||||
| Accumulated other comprehensive loss | (148,861) | (130,135) | (155,864) | (189,975) | (190,311) | ||||||||||||||||||||||||
| Total Stockholders' Equity | 2,672,565 | 2,466,667 | 2,412,402 | 2,347,952 | 2,332,214 | ||||||||||||||||||||||||
| TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | $ | 21,072,521 | $ | 19,025,101 | $ | 18,811,629 | $ | 18,592,777 | $ | 18,439,787 | |||||||||||||||||||
| CONSOLIDATED STATEMENTS OF INCOME (Unaudited) | |||||||||||||||||||||||||||||
| (Dollars In Thousands, Except Per Share Amounts) | March 31, | December 31, | September 30, | June 30, | March 31, | ||||||||||||||||||||||||
| 2026 | 2025 | 2025 | 2025 | 2025 | |||||||||||||||||||||||||
| INTEREST INCOME | |||||||||||||||||||||||||||||
| Loans: | |||||||||||||||||||||||||||||
| Taxable | $ | 213,627 | $ | 203,120 | $ | 200,406 | $ | 195,173 | $ | 187,728 | |||||||||||||||||||
| Tax-exempt | 11,589 | 10,905 | 11,173 | 10,805 | 10,532 | ||||||||||||||||||||||||
| Investment securities: | |||||||||||||||||||||||||||||
| Taxable | 7,547 | 7,736 | 8,288 | 8,266 | 8,372 | ||||||||||||||||||||||||
| Tax-exempt | 12,597 | 12,459 | 12,460 | 12,516 | 12,517 | ||||||||||||||||||||||||
| Deposits with financial institutions | 1,244 | 2,187 | 1,676 | 1,892 | 2,372 | ||||||||||||||||||||||||
| Federal Home Loan Bank stock | 1,965 | 1,037 | 1,092 | 1,083 | 997 | ||||||||||||||||||||||||
| Total Interest Income | 248,569 | 237,444 | 235,095 | 229,735 | 222,518 | ||||||||||||||||||||||||
| INTEREST EXPENSE | |||||||||||||||||||||||||||||
| Deposits | 84,093 | 88,670 | 90,821 | 84,241 | 80,547 | ||||||||||||||||||||||||
| Federal funds purchased | 590 | 218 | 224 | 965 | 812 | ||||||||||||||||||||||||
| Securities sold under repurchase agreements | 332 | 405 | 654 | 663 | 742 | ||||||||||||||||||||||||
| Federal Home Loan Bank advances | 11,048 | 8,047 | 8,638 | 9,714 | 9,364 | ||||||||||||||||||||||||
| Subordinated debentures and other borrowings | 1,203 | 1,040 | 1,093 | 1,138 | 783 | ||||||||||||||||||||||||
| Total Interest Expense | 97,266 | 98,380 | 101,430 | 96,721 | 92,248 | ||||||||||||||||||||||||
| NET INTEREST INCOME | 151,303 | 139,064 | 133,665 | 133,014 | 130,270 | ||||||||||||||||||||||||
| Provision for credit losses | 4,900 | 7,150 | 4,300 | 5,600 | 4,200 | ||||||||||||||||||||||||
| NET INTEREST INCOME AFTER PROVISION FOR CREDIT LOSSES | 146,403 | 131,914 | 129,365 | 127,414 | 126,070 | ||||||||||||||||||||||||
| NONINTEREST INCOME | |||||||||||||||||||||||||||||
| Service charges on deposit accounts | 9,037 | 8,704 | 8,921 | 8,566 | 8,072 | ||||||||||||||||||||||||
| Fiduciary and wealth management fees | 9,768 | 9,175 | 8,842 | 8,831 | 8,644 | ||||||||||||||||||||||||
| Card payment fees | 5,275 | 5,325 | 5,007 | 4,932 | 4,526 | ||||||||||||||||||||||||
| Net gains and fees on sales of loans | 6,511 | 5,421 | 4,983 | 5,849 | 5,022 | ||||||||||||||||||||||||
| Derivative hedge fees | 564 | 1,053 | 1,097 | 831 | 404 | ||||||||||||||||||||||||
| Other customer fees | 593 | 315 | 414 | 401 | 415 | ||||||||||||||||||||||||
| Earnings on bank-owned life insurance | 3,446 | 1,854 | 1,667 | 1,913 | 2,179 | ||||||||||||||||||||||||
| Net realized losses on sales of available for sale securities | — | — | — | (1) | (7) | ||||||||||||||||||||||||
| Net loss on mortgage loans reclassified to held for sale | (29,755) | — | — | — | — | ||||||||||||||||||||||||
| Other income (loss) | 390 | 1,259 | 1,546 | (19) | 793 | ||||||||||||||||||||||||
| Total Noninterest Income | 5,829 | 33,106 | 32,477 | 31,303 | 30,048 | ||||||||||||||||||||||||
| NONINTEREST EXPENSE | |||||||||||||||||||||||||||||
| Salaries and employee benefits | 69,443 | 58,254 | 57,317 | 54,527 | 54,982 | ||||||||||||||||||||||||
| Net occupancy | 8,301 | 7,283 | 7,057 | 6,845 | 7,216 | ||||||||||||||||||||||||
| Equipment | 7,818 | 7,681 | 6,998 | 6,927 | 7,008 | ||||||||||||||||||||||||
| Marketing | 1,601 | 2,324 | 2,120 | 1,997 | 1,353 | ||||||||||||||||||||||||
| Outside data processing fees | 7,190 | 7,509 | 6,943 | 7,107 | 5,929 | ||||||||||||||||||||||||
| Printing and office supplies | 377 | 450 | 311 | 272 | 347 | ||||||||||||||||||||||||
| Intangible asset amortization | 2,302 | 1,498 | 1,499 | 1,505 | 1,526 | ||||||||||||||||||||||||
| FDIC assessments | 3,893 | 2,684 | 3,526 | 3,552 | 3,648 | ||||||||||||||||||||||||
| Other real estate owned and foreclosure expenses | 1,100 | 775 | 121 | 29 | 600 | ||||||||||||||||||||||||
| Professional and other outside services | 14,593 | 3,774 | 3,718 | 3,741 | 3,261 | ||||||||||||||||||||||||
| Other expenses | 8,527 | 7,290 | 6,951 | 7,096 | 7,032 | ||||||||||||||||||||||||
| Total Noninterest Expense | 125,145 | 99,522 | 96,561 | 93,598 | 92,902 | ||||||||||||||||||||||||
| Income Before Income Taxes | 27,087 | 65,498 | 65,281 | 65,119 | 63,216 | ||||||||||||||||||||||||
| Income tax expense (benefit) | (1,069) | 8,433 | 8,516 | 8,287 | 7,877 | ||||||||||||||||||||||||
| NET INCOME | 28,156 | 57,065 | 56,765 | 56,832 | 55,339 | ||||||||||||||||||||||||
| Preferred stock dividends | 469 | 469 | 468 | 469 | 469 | ||||||||||||||||||||||||
| NET INCOME AVAILABLE TO COMMON STOCKHOLDERS | $ | 27,687 | $ | 56,596 | $ | 56,297 | $ | 56,363 | $ | 54,870 | |||||||||||||||||||
| PER SHARE DATA: | |||||||||||||||||||||||||||||
| Basic Net Income Available to Common Stockholders | $ | 0.46 | $ | 0.99 | $ | 0.98 | $ | 0.98 | $ | 0.95 | |||||||||||||||||||
| Diluted Net Income Available to Common Stockholders | $ | 0.45 | $ | 0.99 | $ | 0.98 | $ | 0.98 | $ | 0.94 | |||||||||||||||||||
| Cash Dividends Paid to Common Stockholders | $ | 0.36 | $ | 0.36 | $ | 0.36 | $ | 0.36 | $ | 0.35 | |||||||||||||||||||
| Tangible Common Book Value Per Share | $ | 29.34 | $ | 30.18 | $ | 29.08 | $ | 27.90 | $ | 27.34 | |||||||||||||||||||
| Average Diluted Common Shares Outstanding (in thousands) | 61,008 | 57,442 | 57,448 | 57,773 | 58,242 | ||||||||||||||||||||||||
| FINANCIAL RATIOS: | |||||||||||||||||||||||||||||
| Return on Average Assets | 0.55 | % | 1.20 | % | 1.22 | % | 1.23 | % | 1.21 | % | |||||||||||||||||||
| Return on Average Stockholders' Equity | 4.17 | 9.23 | 9.51 | 9.63 | 9.38 | ||||||||||||||||||||||||
| Return on Tangible Common Stockholders' Equity | 6.39 | 13.57 | 14.21 | 14.49 | 14.12 | ||||||||||||||||||||||||
| Average Earning Assets to Average Assets | 92.33 | 92.69 | 92.73 | 92.71 | 92.47 | ||||||||||||||||||||||||
| Allowance for Credit Losses - Loans as % of Total Loans | 1.39 | 1.42 | 1.43 | 1.47 | 1.47 | ||||||||||||||||||||||||
| Net Charge-offs as % of Average Loans (Annualized) | 0.27 | 0.18 | 0.15 | 0.07 | 0.15 | ||||||||||||||||||||||||
| Average Stockholders' Equity to Average Assets | 13.01 | 12.88 | 12.71 | 12.64 | 12.76 | ||||||||||||||||||||||||
| Fully Taxable Equivalent (FTE) Yield on Average Earning Assets | 5.41 | 5.52 | 5.58 | 5.50 | 5.39 | ||||||||||||||||||||||||
| Interest Expense/Average Earning Assets | 2.06 | 2.23 | 2.34 | 2.25 | 2.17 | ||||||||||||||||||||||||
| Net Interest Margin FTE | 3.35 | 3.29 | 3.24 | 3.25 | 3.22 | ||||||||||||||||||||||||
| Efficiency Ratio | 74.45 | 54.52 | 55.09 | 53.99 | 54.54 | ||||||||||||||||||||||||
| LOANS | |||||||||||||||||||||||||||||
| (Dollars In Thousands) | March 31, | December 31, | September 30, | June 30, | March 31, | ||||||||||||||||||||||||
| 2026 | 2025 | 2025 | 2025 | 2025 | |||||||||||||||||||||||||
| Commercial and industrial loans | $ | 4,611,596 | $ | 4,478,282 | $ | 4,604,895 | $ | 4,440,924 | $ | 4,306,597 | |||||||||||||||||||
| Agricultural land, production and other loans to farmers | 310,788 | 283,125 | 275,817 | 265,172 | 243,864 | ||||||||||||||||||||||||
| Real estate loans: | |||||||||||||||||||||||||||||
| Construction | 899,895 | 804,775 | 789,021 | 836,033 | 793,175 | ||||||||||||||||||||||||
| Commercial real estate, non-owner occupied | 3,192,337 | 2,338,666 | 2,304,889 | 2,171,092 | 2,177,869 | ||||||||||||||||||||||||
| Commercial real estate, owner occupied | 1,334,959 | 1,237,100 | 1,232,117 | 1,226,797 | 1,214,739 | ||||||||||||||||||||||||
| Residential | 2,273,860 | 2,420,310 | 2,412,783 | 2,397,094 | 2,389,852 | ||||||||||||||||||||||||
| Home equity | 1,104,739 | 710,980 | 687,021 | 673,961 | 650,499 | ||||||||||||||||||||||||
| Individuals' loans for household and other personal expenditures | 153,283 | 155,436 | 138,703 | 141,045 | 140,954 | ||||||||||||||||||||||||
| Public finance and other commercial loans | 1,380,432 | 1,363,033 | 1,145,928 | 1,144,641 | 1,087,356 | ||||||||||||||||||||||||
| Loans | 15,261,889 | 13,791,707 | 13,591,174 | 13,296,759 | 13,004,905 | ||||||||||||||||||||||||
| Allowance for credit losses - loans | (212,520) | (195,597) | (194,468) | (195,316) | (192,031) | ||||||||||||||||||||||||
| NET LOANS | $ | 15,049,369 | $ | 13,596,110 | $ | 13,396,706 | $ | 13,101,443 | $ | 12,812,874 | |||||||||||||||||||
| DEPOSITS | |||||||||||||||||||||||||||||
| (Dollars In Thousands) | March 31, | December 31, | September 30, | June 30, | March 31, | ||||||||||||||||||||||||
| 2026 | 2025 | 2025 | 2025 | 2025 | |||||||||||||||||||||||||
| Demand deposits | $ | 8,009,548 | $ | 7,770,473 | $ | 7,645,698 | $ | 7,798,695 | $ | 7,786,554 | |||||||||||||||||||
| Savings deposits | 6,204,526 | 5,481,785 | 5,164,707 | 4,984,659 | 4,791,874 | ||||||||||||||||||||||||
| Certificates and other time deposits of $100,000 or less | 665,639 | 603,690 | 627,828 | 617,857 | 625,203 | ||||||||||||||||||||||||
| Certificates and other time deposits of $100,000 or more | 1,012,922 | 915,293 | 910,337 | 891,139 | 896,143 | ||||||||||||||||||||||||
Brokered certificates of deposits (1) | 592,982 | 523,614 | 521,409 | 505,228 | 362,204 | ||||||||||||||||||||||||
| TOTAL DEPOSITS | $ | 16,485,617 | $ | 15,294,855 | $ | 14,869,979 | $ | 14,797,578 | $ | 14,461,978 | |||||||||||||||||||
| CONSOLIDATED AVERAGE BALANCE SHEET AND NET INTEREST MARGIN ANALYSIS | |||||||||||||||||||||||||||||||||||
| (Dollars In Thousands) | |||||||||||||||||||||||||||||||||||
| Three Months Ended | |||||||||||||||||||||||||||||||||||
| March 31, 2026 | March 31, 2025 | ||||||||||||||||||||||||||||||||||
| Average Balance | Interest Income / Expense | Average Rate | Average Balance | Interest Income / Expense | Average Rate | ||||||||||||||||||||||||||||||
| ASSETS | |||||||||||||||||||||||||||||||||||
| Interest-bearing deposits | $ | 212,164 | $ | 1,244 | 2.35 | % | $ | 294,016 | $ | 2,372 | 3.23 | % | |||||||||||||||||||||||
| Federal Home Loan Bank stock | 62,720 | 1,965 | 12.53 | 43,980 | 997 | 9.07 | |||||||||||||||||||||||||||||
Investment Securities: (1) | |||||||||||||||||||||||||||||||||||
| Taxable | 1,510,344 | 7,547 | 2.00 | 1,634,452 | 8,372 | 2.05 | |||||||||||||||||||||||||||||
Tax-exempt (2) | 2,062,071 | 15,946 | 3.09 | 2,046,674 | 15,844 | 3.10 | |||||||||||||||||||||||||||||
| Total Investment Securities | 3,572,415 | 23,493 | 2.63 | 3,681,126 | 24,216 | 2.63 | |||||||||||||||||||||||||||||
| Loans held for sale | 70,911 | 1,427 | 8.05 | 20,965 | 319 | 6.09 | |||||||||||||||||||||||||||||
Loans: (3) | |||||||||||||||||||||||||||||||||||
| Commercial | 10,234,765 | 164,765 | 6.44 | 8,770,282 | 147,772 | 6.74 | |||||||||||||||||||||||||||||
| Real estate mortgage | 2,369,115 | 27,915 | 4.71 | 2,191,384 | 24,446 | 4.46 | |||||||||||||||||||||||||||||
| HELOC and installment | 1,123,844 | 19,520 | 6.95 | 828,874 | 15,191 | 7.33 | |||||||||||||||||||||||||||||
Tax-exempt (2) | 1,197,050 | 14,634 | 4.89 | 1,129,848 | 13,332 | 4.72 | |||||||||||||||||||||||||||||
| Total Loans | 14,995,685 | 228,261 | 6.09 | 12,941,353 | 201,060 | 6.21 | |||||||||||||||||||||||||||||
| Total Earning Assets | 18,842,984 | 254,963 | 5.41 | % | 16,960,475 | 228,645 | 5.39 | % | |||||||||||||||||||||||||||
| Total Non-Earning Assets | 1,564,539 | 1,381,263 | |||||||||||||||||||||||||||||||||
| TOTAL ASSETS | $ | 20,407,523 | $ | 18,341,738 | |||||||||||||||||||||||||||||||
| LIABILITIES | |||||||||||||||||||||||||||||||||||
| Interest-Bearing Deposits: | |||||||||||||||||||||||||||||||||||
| Interest-bearing deposits | $ | 5,430,190 | $ | 29,781 | 2.19 | % | $ | 5,522,434 | $ | 34,606 | 2.51 | % | |||||||||||||||||||||||
| Money market deposits | 4,566,275 | 32,048 | 2.81 | 3,437,998 | 25,952 | 3.02 | |||||||||||||||||||||||||||||
| Savings deposits | 1,371,796 | 2,233 | 0.65 | 1,299,405 | 2,445 | 0.75 | |||||||||||||||||||||||||||||
| Certificates and other time deposits | 2,243,417 | 20,031 | 3.57 | 1,947,854 | 17,544 | 3.60 | |||||||||||||||||||||||||||||
| Total Interest-Bearing Deposits | 13,611,678 | 84,093 | 2.47 | 12,207,691 | 80,547 | 2.64 | |||||||||||||||||||||||||||||
| Borrowings | 1,408,233 | 13,173 | 3.74 | 1,262,926 | 11,701 | 3.71 | |||||||||||||||||||||||||||||
| Total Interest-Bearing Liabilities | 15,019,911 | 97,266 | 2.59 | 13,470,617 | 92,248 | 2.74 | |||||||||||||||||||||||||||||
| Noninterest-bearing deposits | 2,468,792 | 2,211,647 | |||||||||||||||||||||||||||||||||
| Other liabilities | 263,064 | 318,600 | |||||||||||||||||||||||||||||||||
| Total Liabilities | 17,751,767 | 16,000,864 | |||||||||||||||||||||||||||||||||
| STOCKHOLDERS' EQUITY | 2,655,756 | 2,340,874 | |||||||||||||||||||||||||||||||||
| TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | $ | 20,407,523 | $ | 18,341,738 | |||||||||||||||||||||||||||||||
| Net Interest Income (FTE) | $ | 157,697 | $ | 136,397 | |||||||||||||||||||||||||||||||
Net Interest Spread (FTE) (4) | 2.82 | % | 2.65 | % | |||||||||||||||||||||||||||||||
| Net Interest Margin (FTE): | |||||||||||||||||||||||||||||||||||
| Interest Income (FTE) / Average Earning Assets | 5.41 | % | 5.39 | % | |||||||||||||||||||||||||||||||
| Interest Expense / Average Earning Assets | 2.06 | % | 2.17 | % | |||||||||||||||||||||||||||||||
Net Interest Margin (FTE) (5) | 3.35 | % | 3.22 | % | |||||||||||||||||||||||||||||||
(1) Average balance of securities is computed based on the average of the historical amortized cost balances without the effects of the fair value adjustments. Annualized amounts are computed using a 30/360 day basis. | |||||||||||||||||||||||||||||||||||
(2) Tax-exempt securities and loans are presented on a fully taxable equivalent basis, using a marginal tax rate of 21 percent for 2026 and 2025. These totals equal $6.4 million and $6.1 million for the three months ended March 31, 2026 and 2025, respectively. | |||||||||||||||||||||||||||||||||||
(3) Non accruing loans have been included in the average balances. | |||||||||||||||||||||||||||||||||||
(4) Net Interest Spread (FTE) is interest income expressed as a percentage of average earning assets minus interest expense expressed as a percentage of average interest-bearing liabilities. | |||||||||||||||||||||||||||||||||||
(5) Net Interest Margin (FTE) is interest income expressed as a percentage of average earning assets minus interest expense expressed as a percentage of average earning assets. | |||||||||||||||||||||||||||||||||||
| ADJUSTED NET INCOME AND DILUTED EARNINGS PER COMMON SHARE (NON-GAAP) | |||||||||||||||||||||||||||||
| (Dollars In Thousands, Except Per Share Amounts) | Three Months Ended | ||||||||||||||||||||||||||||
| March 31, | December 31, | September 30, | June 30, | March 31, | |||||||||||||||||||||||||
| 2026 | 2025 | 2025 | 2025 | 2025 | |||||||||||||||||||||||||
| Net Income Available to Common Stockholders (GAAP) | $ | 27,687 | $ | 56,596 | $ | 56,297 | $ | 56,363 | $ | 54,870 | |||||||||||||||||||
| Adjustments: | |||||||||||||||||||||||||||||
| Net realized losses on sales of available for sale securities | — | — | — | 1 | 7 | ||||||||||||||||||||||||
| Net loss on mortgage loans reclassified to held for sale | 29,755 | — | — | — | — | ||||||||||||||||||||||||
| Acquisition-related expenses | 16,968 | 524 | 276 | — | — | ||||||||||||||||||||||||
Non-core expenses (1)(2) | — | (743) | 633 | — | — | ||||||||||||||||||||||||
| Tax on adjustments | (11,279) | 53 | (220) | — | (2) | ||||||||||||||||||||||||
| Adjusted Net Income Available to Common Stockholders (non-GAAP) | $ | 63,131 | $ | 56,430 | $ | 56,986 | $ | 56,364 | $ | 54,875 | |||||||||||||||||||
| Average Diluted Common Shares Outstanding (in thousands) | 61,008 | 57,442 | 57,448 | 57,773 | 58,242 | ||||||||||||||||||||||||
| Diluted Earnings Per Common Share (GAAP) | $ | 0.45 | $ | 0.99 | $ | 0.98 | $ | 0.98 | $ | 0.94 | |||||||||||||||||||
| Adjustments: | |||||||||||||||||||||||||||||
| Net realized losses on sales of available for sale securities | — | — | — | — | — | ||||||||||||||||||||||||
| Net loss on mortgage loans reclassified to held for sale | 0.49 | — | — | — | — | ||||||||||||||||||||||||
| Acquisition-related expenses | 0.28 | — | — | — | — | ||||||||||||||||||||||||
Non-core expenses (1)(2) | — | (0.01) | 0.01 | — | — | ||||||||||||||||||||||||
| Tax on adjustments | (0.19) | — | — | — | — | ||||||||||||||||||||||||
| Adjusted Diluted Earnings Per Common Share (non-GAAP) | $ | 1.03 | $ | 0.98 | $ | 0.99 | $ | 0.98 | $ | 0.94 | |||||||||||||||||||
| NET INTEREST MARGIN (FTE) (NON-GAAP) | |||||||||||||||||||||||||||||
| (Dollars in Thousands) | |||||||||||||||||||||||||||||
| Three Months Ended | |||||||||||||||||||||||||||||
| March 31, | December 31, | September 30, | June 30, | March 31, | |||||||||||||||||||||||||
| 2026 | 2025 | 2025 | 2025 | 2025 | |||||||||||||||||||||||||
| Net Interest Income (GAAP) | $ | 151,303 | $ | 139,064 | $ | 133,665 | $ | 133,014 | $ | 130,270 | |||||||||||||||||||
| Fully Taxable Equivalent ("FTE") Adjustment | 6,394 | 6,185 | 6,209 | 6,199 | 6,127 | ||||||||||||||||||||||||
| Net Interest Income (FTE) (Non-GAAP) | $ | 157,697 | $ | 145,249 | $ | 139,874 | $ | 139,213 | $ | 136,397 | |||||||||||||||||||
| Average Earning Assets (GAAP) | $ | 18,842,984 | $ | 17,648,233 | $ | 17,282,901 | $ | 17,158,984 | $ | 16,960,475 | |||||||||||||||||||
| Net Interest Margin (GAAP) | 3.21 | % | 3.15 | % | 3.09 | % | 3.10 | % | 3.07 | % | |||||||||||||||||||
| FTE Adjustment | 0.14 | % | 0.14 | % | 0.15 | % | 0.15 | % | 0.15 | % | |||||||||||||||||||
| Net Interest Margin (FTE) (Non-GAAP) | 3.35 | % | 3.29 | % | 3.24 | % | 3.25 | % | 3.22 | % | |||||||||||||||||||
| RETURN ON TANGIBLE COMMON EQUITY (NON-GAAP) | |||||||||||||||||||||||||||||
| (Dollars In Thousands) | Three Months Ended | ||||||||||||||||||||||||||||
| March 31, | December 31, | September 30, | June 30, | March 31, | |||||||||||||||||||||||||
| 2026 | 2025 | 2025 | 2025 | 2025 | |||||||||||||||||||||||||
| Total Average Stockholders' Equity (GAAP) | $ | 2,655,756 | $ | 2,452,005 | $ | 2,367,971 | $ | 2,340,010 | $ | 2,340,874 | |||||||||||||||||||
| Less: Average Preferred Stock | (25,125) | (25,125) | (25,125) | (25,125) | (25,125) | ||||||||||||||||||||||||
| Less: Average Intangible Assets, Net of Tax | (784,490) | (723,466) | (724,619) | (725,813) | (726,917) | ||||||||||||||||||||||||
| Average Tangible Common Equity, Net of Tax (non-GAAP) | $ | 1,846,141 | $ | 1,703,414 | $ | 1,618,227 | $ | 1,589,072 | $ | 1,588,832 | |||||||||||||||||||
| Net Income Available to Common Stockholders (GAAP) | $ | 27,687 | $ | 56,596 | $ | 56,297 | $ | 56,363 | $ | 54,870 | |||||||||||||||||||
| Plus: Intangible Asset Amortization, Net of Tax | 1,819 | 1,183 | 1,185 | 1,188 | 1,206 | ||||||||||||||||||||||||
| Tangible Net Income (Non-GAAP) | $ | 29,506 | $ | 57,779 | $ | 57,482 | $ | 57,551 | $ | 56,076 | |||||||||||||||||||
| Return on Tangible Common Equity (non-GAAP) | 6.39 | % | 13.57 | % | 14.21 | % | 14.49 | % | 14.12 | % | |||||||||||||||||||
| EFFICIENCY RATIO (NON-GAAP) | |||||||||||||||||||||||||||||
| (Dollars In Thousands) | Three Months Ended | ||||||||||||||||||||||||||||
| March 31, | December 31, | September 30, | June 30, | March 31, | |||||||||||||||||||||||||
| 2026 | 2025 | 2025 | 2025 | 2025 | |||||||||||||||||||||||||
| Noninterest Expense (GAAP) | $ | 125,145 | $ | 99,522 | $ | 96,561 | $ | 93,598 | $ | 92,902 | |||||||||||||||||||
| Less: Intangible Asset Amortization | (2,302) | (1,498) | (1,499) | (1,505) | (1,526) | ||||||||||||||||||||||||
| Less: OREO and Foreclosure Expenses | (1,100) | (775) | (121) | (29) | (600) | ||||||||||||||||||||||||
| Adjusted Noninterest Expense (non-GAAP) | $ | 121,743 | $ | 97,249 | $ | 94,941 | $ | 92,064 | $ | 90,776 | |||||||||||||||||||
| Net Interest Income (GAAP) | $ | 151,303 | $ | 139,064 | $ | 133,665 | $ | 133,014 | $ | 130,270 | |||||||||||||||||||
| Plus: Fully Taxable Equivalent Adjustment | 6,394 | 6,185 | 6,209 | 6,199 | 6,127 | ||||||||||||||||||||||||
| Net Interest Income on a Fully Taxable Equivalent Basis (non-GAAP) | $ | 157,697 | $ | 145,249 | $ | 139,874 | $ | 139,213 | $ | 136,397 | |||||||||||||||||||
| Noninterest Income (GAAP) | $ | 5,829 | $ | 33,106 | $ | 32,477 | $ | 31,303 | $ | 30,048 | |||||||||||||||||||
| Less: Investment Securities (Gains) Losses | — | — | — | 1 | 7 | ||||||||||||||||||||||||
| Adjusted Noninterest Income (non-GAAP) | $ | 5,829 | $ | 33,106 | $ | 32,477 | $ | 31,304 | $ | 30,055 | |||||||||||||||||||
| Adjusted Revenue (non-GAAP) | $ | 163,526 | $ | 178,355 | $ | 172,351 | $ | 170,517 | $ | 166,452 | |||||||||||||||||||
| Efficiency Ratio (non-GAAP) | 74.45 | % | 54.52 | % | 55.09 | % | 53.99 | % | 54.54 | % | |||||||||||||||||||
| Adjusted Noninterest Expense (non-GAAP) | $ | 121,743 | $ | 97,249 | $ | 94,941 | $ | 92,064 | $ | 90,776 | |||||||||||||||||||
| Less: Acquisition-related Expenses | (16,968) | (524) | (276) | — | — | ||||||||||||||||||||||||
Less: Non-core Expenses (1)(2) | — | 743 | (633) | — | — | ||||||||||||||||||||||||
| Adjusted Noninterest Expense Excluding Non-core Expenses (non-GAAP) | $ | 104,775 | $ | 97,468 | $ | 94,032 | $ | 92,064 | $ | 90,776 | |||||||||||||||||||
| Adjusted Revenue (non-GAAP) | $ | 163,526 | $ | 178,355 | $ | 172,351 | $ | 170,517 | $ | 166,452 | |||||||||||||||||||
| Add: Net loss on mortgage loans reclassified to held for sale | 29,755 | — | — | — | — | ||||||||||||||||||||||||
| Adjusted Revenue Excluding Net loss on mortgage loans reclassified to held to sale (non-GAAP) | $ | 193,281 | $ | 178,355 | $ | 172,351 | $ | 170,517 | $ | 166,452 | |||||||||||||||||||
| Adjusted Efficiency Ratio (non-GAAP) | 54.21 | % | 54.65 | % | 54.56 | % | 53.99 | % | 54.54 | % | |||||||||||||||||||