Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 47,770,000	$ 61,247,000
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	10,289,000	9,633,000
Change In Unamortized Net Loan Costs And Premiums	(270,000)	(529,000)
Accretion of acquired loans	(147,000)	(305,000)
Provision for credit losses	5,000,000	7,250,000
Deferred income tax expense	2,584,000	644,000
Equity Securities, FV-NI, Gain (Loss)	(609,000)	(368,000)
Gain (Loss) on Disposition of Property Plant Equipment	12,000	79,000
Sale and Leaseback Transaction, Gain (Loss), Net	0	145,000
Stock based compensation	1,300,000	1,672,000
Increase in cash surrender value of life insurance policies	(1,928,000)	(1,854,000)
Gain Realized on Life Insurance Policies	(263,000)	(11,000)
Operating Lease, Payments	(3,447,000)	(3,432,000)
Operating lease termination payments	(389,000)	0
Change in Fair Value on Loans Held for Sale	(70,000)	17,000
Net change in:
Trading assets	228,000	(581,000)
Loans held for sale	(4,902,000)	1,656,000
Other assets	(1,025,000)	17,337,000
Increase (Decrease) in Other Operating Liabilities	(2,988,000)	(40,844,000)
Total adjustments	3,375,000	(9,781,000)
Net cash provided by operating activities	51,145,000	51,466,000
Cash flows provided by (used in) investing activities
Payments to Acquire Equity Securities, FV-NI	165,000	136,000
Proceeds from maturities and principal repayments of securities available for sale	57,399,000	15,694,000
Proceeds from maturities and principal repayments of securities held to maturity	24,861,000	27,877,000
Net purchases of Federal Home Loan Bank stock	(2,747,000)	(35,085,000)
Investments in low income housing projects	(6,519,000)	(13,669,000)
Purchases of life insurance policies	(91,000)	(91,000)
Net increase in loans	(52,381,000)	(18,981,000)
Purchases of bank premises and equipment	(4,464,000)	(4,219,000)
Proceeds from the sale of bank premises and equipment	22,000	52,000
Net cash provided by (used in) investing activities	15,915,000	(28,558,000)
Cash flows (used in) provided by financing activities
Net increase in time deposits	251,465,000	259,590,000
Net decrease in other deposits	(73,832,000)	(866,445,000)
Increase (Decrease) in Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Net	(143,000,000)	879,000,000
Maturities of Subordinated Debt	(50,000,000)	0
Proceeds from Stock Options Exercised	0	80,000
Restricted stock awards issued, net of awards surrendered	(792,000)	(1,110,000)
Proceeds from shares issued under direct stock purchase plan	651,000	642,000
Payments for shares repurchased under share repurchase program	(30,986,000)	(119,951,000)
Common dividends paid	(23,580,000)	(25,103,000)
Net cash (used in) provided by financing activities	(70,074,000)	126,703,000
Net (decrease) increase in cash and cash equivalents	(3,014,000)	149,611,000
Cash and cash equivalents at beginning of year	224,330,000	352,933,000
Cash and cash equivalents at end of period	221,316,000	502,544,000
Supplemental schedule of noncash investing and financing activities
Net increase in capital commitments relating to low income housing project investments	8,308,000	564,000
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 1,434,000	$ 2,642,000