Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 44,424,000	$ 47,770,000
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	10,292,000	10,289,000
Change In Unamortized Net Loan Costs And Premiums	(338,000)	(270,000)
Accretion of acquired loans	(410,000)	(147,000)
Provision for Loan and Lease Losses	15,000,000	5,000,000
Deferred income tax expense	1,021,000	2,584,000
Equity Securities, FV-NI, Gain (Loss)	(98,000)	(609,000)
Gain (Loss) on Disposition of Property Plant Equipment	74,000	12,000
Stock based compensation	1,896,000	1,300,000
Increase in cash surrender value of life insurance policies	(2,065,000)	(1,928,000)
Gain Realized on Life Insurance Policies	0	(263,000)
Operating Lease, Payments	(3,991,000)	(3,836,000)
Change in Fair Value on Loans Held for Sale	(57,000)	(70,000)
Net change in:
Trading assets	(571,000)	228,000
Loans held for sale	(1,196,000)	(4,902,000)
Other assets	(10,384,000)	(1,025,000)
Increase (Decrease) in Other Operating Liabilities	(40,255,000)	(2,988,000)
Total adjustments	(31,082,000)	3,375,000
Net cash provided by operating activities	13,342,000	51,145,000
Cash flows (used in) provided by investing activities
Payments to Acquire Equity Securities, FV-NI	179,000	165,000
Proceeds from maturities and principal repayments of securities available for sale	60,035,000	57,399,000
Payments to Acquire Debt Securities, Available-for-Sale	(70,806,000)	0
Proceeds from maturities and principal repayments of securities held to maturity	26,415,000	24,861,000
Net redemptions (purchases) of Federal Home Loan Bank stock	(5,769,000)	2,747,000
Investments in low income housing projects	(15,333,000)	(6,519,000)
Purchases of life insurance policies	(47,000)	(91,000)
Net increase in loans	(23,735,000)	(52,381,000)
Purchases of bank premises and equipment	(2,032,000)	(4,464,000)
Proceeds from the sale of bank premises and equipment	0	22,000
Net cash (used in) provided by investing activities	(19,913,000)	15,915,000
Cash flows provided by (used in) financing activities
Net (decrease) increase in time deposits	(37,852,000)	251,465,000
Net increase (decrease) in other deposits	407,873,000	(73,832,000)
Increase (Decrease) in Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Net	(138,000,000)	(143,000,000)
Proceeds from Issuance of Subordinated Long-term Debt	296,491,000	0
Maturities of Subordinated Debt	0	(50,000,000)
Restricted stock awards issued, net of awards surrendered	(1,351,000)	(792,000)
Proceeds from shares issued under direct stock purchase plan	589,000	651,000
Payments for shares repurchased under share repurchase program	0	(30,986,000)
Common dividends paid	(24,225,000)	(23,580,000)
Net cash provided by (used in) financing activities	503,525,000	(70,074,000)
Net increase (decrease) in cash and cash equivalents	496,954,000	(3,014,000)
Cash and cash equivalents at beginning of year	219,890,000	224,330,000
Cash and cash equivalents at end of period	716,844,000	221,316,000
Supplemental schedule of noncash investing and financing activities
Net increase in capital commitments relating to low income housing project investments	10,223,000	8,308,000
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 793,000	$ 1,434,000