Consolidated Condensed Statements Of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Adjustments to reconcile net income to net cash provided by operating activities:
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 74,573	$ 65,317
Provision for credit losses	5,293	2,675
Amortization of Deferred Loan Origination Fees, Net	(4,334)	(4,400)
Depreciation	6,138	7,122
Amortization of investment securities, net	787	1,722
Depreciation, Amortization and Accretion, Net	21	263
Gain (Loss) on Sale of Investments	398	0
Loss on equity securities, net	329	380
Loan originations to be sold in secondary market	(46,800)	(32,720)
Proceeds from sale of loans in secondary market	46,593	32,008
Share-based compensation expense	3,242	4,085
Bank owned life insurance income	(4,194)	(2,517)
Investment in qualified affordable housing tax credits amortization	4,277	4,194
Changes in assets and liabilities:
Increase in other assets	(2,905)	(7,315)
Increase (decrease) in other liabilities	1,986	(12,261)
Net cash provided by operating activities	85,241	57,684
Payments for (Proceeds from) Federal Home Loan Bank Stock [Abstract]
Proceeds from Sale of Federal Home Loan Bank Stock	13,634	3,605
Payments to Acquire Federal Home Loan Bank Stock	(6,501)	(1,407)
Proceeds from Sale, Maturity and Collection of Investments [Abstract]
Proceeds from Sale of Debt Securities, Available-for-sale	30,797	0
Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale	129,390	71,116
Proceeds from the sale of OREO	713	57
Payments to Acquire Investments [Abstract]
Payments to Acquire Debt Securities, Available-for-sale	(2,100)	(908)
Equity securities	(2,255)	(2,195)
Payments to Acquire Other Investments	(557)	1,114
Net loan originations, portfolio loans	(185,414)	(62,399)
Payments for Affordable Housing Programs	(7,300)	(5,576)
Bank owned life insurance death benefits	4,344	1,104
Payment to Acquire Life Insurance Policy, Investing Activities	(9,933)	(2,500)
Purchases of premises and equipment	(5,004)	(4,047)
Net cash used in investing activities	(40,186)	(2,036)
Financing activities:
Net increase (decrease) in deposits	268,754	(70,909)
Increase (Decrease) in Other Deposits	1,185	195,170
Net decrease in short-term borrowings	(233,704)	(83,428)
Payment, Tax Withholding, Share-based Payment Arrangement	(2,980)	(2,844)
Payments for Repurchase of Common Stock	0	(17,860)
Cash dividends paid	(35,113)	(35,108)
Net cash used in financing activities	(1,858)	(14,979)
Increase in cash and cash equivalents	43,197	40,669
Cash and cash equivalents at beginning of year	218,268	189,728
Cash and cash equivalents at end of period	261,465	230,397
Supplemental disclosures of cash flow information:
Cash paid for interest	60,132	41,243
Income Taxes Paid, Net	10,600	7,350
Non cash activities:
Real Estate Owned, Transfer to Real Estate Owned	827	1,051
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	2,450	179
Affordable Housing Program Obligation, Period Increase (Decrease)	10,000	0
Transfer to Investments	2,500	2,495
Consumer Portfolio Segment [Member]
Changes in assets and liabilities:
Decrease (increase) in prepaid dealer premiums	704	(244)
Mortgage Loans on Real Estate [Member]
Adjustments to reconcile net income to net cash provided by operating activities:
Gain on sale of loans in secondary market	$ (867)	$ (625)