CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash Flow From Operating Activities:
Net income	$ 137,053	$ 181,307
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	31,500	2,000
Depreciation and amortization	10,602	8,666
Change in deferred taxes	3,128	3,957
Share-based compensation	4,191	3,792
Loans originated for sale	(775,504)	(567,626)
Proceeds from sales of loans held for sale	773,446	551,613
Gains on sales of loans held for sale	(10,508)	(5,865)
Net losses on sales and redemptions of securities available for sale	9,165	4,613
Increase in cash surrender value of life insurance	(4,128)	(3,813)
Gains on life insurance benefits	(2,148)	(1,332)
Change in interest receivable	5,585	(4,941)
Change in interest payable	(319)	8,943
Other adjustments	16,643	11,904
Net cash provided by operating activities	198,706	193,218
Cash Flows from Investing Activities:
Net change in interest-bearing deposits	76,954	(222,578)
Purchases of:
Securities available for sale	(93,463)	(12,543)
Securities held to maturity	0	(5,653)
Proceeds from sales of securities available for sale	149,771	347,318
Proceeds from maturities and redemptions of:
Securities available for sale	33,346	44,925
Securities held to maturity	72,938	76,427
Change in Federal Home Loan Bank stock	53	(3,272)
Payment of capital calls to qualified affordable housing investments	(22,238)	(7,478)
Net change in loans	(206,478)	(404,833)
Proceeds from the sale of other real estate owned	325	1,175
Proceeds from life insurance benefits	7,964	7,350
Other adjustments	(25,046)	(40,257)
Net cash used in investing activities	(885)	(107,295)
Net change in:
Demand and savings deposits	(308,714)	(581,735)
Certificates of deposit and other time deposits	140,074	845,566
Borrowings	551,851	754,229
Repayment of borrowings	(499,542)	(1,043,588)
Cash dividends on preferred stock	(1,406)	(1,406)
Cash dividends on common stock	(61,146)	(59,713)
Stock issued under employee benefit plans	511	590
Stock issued under dividend reinvestment and stock purchase plans	1,676	1,603
Stock options exercised	900	1,110
Repurchase of common stock	(49,955)	0
Net cash used in financing activities	(225,751)	(83,344)
Net Change in Cash and Cash Equivalents	(27,930)	2,579
Cash and Cash Equivalents, January 1	112,649	122,594
Cash and Cash Equivalents, September 30	84,719	125,173
Additional cash flow information:
Interest paid	327,443	232,616
Income tax paid (refunded)	6,407	32,741
Loans transferred to other real estate owned	699	1,224
Fixed assets transferred to other real estate owned	69	3,226
Non-cash investing activities using trade date accounting	17,749	4,462
ROU assets obtained in exchange for new operating lease liabilities	6,918	1,630
Qualified affordable housing investments obtained in exchange for funding commitments	40,500	25,200
Reclassification of loans and other branch assets to held for sale	13,404	0
Reclassification of deposits and other branch liabilities to held for sale	288,476	0
Mortgage Loan
Proceeds from maturities and redemptions of:
Proceeds from portfolio loan sale	1,716	0
Commercial
Proceeds from maturities and redemptions of:
Proceeds from portfolio loan sale	$ 3,273	$ 112,124