CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Cash flows provided by (used in) operating activities
Net income	$ 74,512	$ 85,586
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Provision for credit losses	50,308	6,677
Amortization of intangible assets	12,182	7,586
Amortization of mortgage servicing rights	486	826
Depreciation and amortization of premises and equipment	9,505	7,186
Net amortization (accretion) on portfolio loans	(12,046)	3,602
Net amortization (accretion) of premium (discount) on investment securities	1,405	6,848
Net amortization (accretion) of premium (discount) on time deposits	(1,715)	87
Net amortization (accretion) of premium (discount) on FHLB advances and other borrowings	1,470	856
Impairment of OREO and other repossessed assets	270	0
Impairment of fixed assets held for sale	188	369
Impairment of mortgage servicing rights	35	233
Impairment of leases	28	0
Unrealized (gains) losses recognized on equity securities, net	(5,490)	(911)
(Gain) loss on sales of debt securities, net	15,549	6,817
(Gain) loss on sales of mortgage servicing rights	0	(7,724)
(Gain) loss on sales of loans, net	(1,140)	(1,307)
(Gain) loss on sales of OREO and other repossessed assets	96	(549)
(Gain) loss on sales of premises and equipment	27	(32)
(Gain) loss on life insurance proceeds	(357)	(895)
(Increase) decrease in cash surrender value of bank owned life insurance	(4,457)	(3,155)
Provision for deferred income taxes	3,132	1,905
Stock-based compensation	13,125	5,828
Proceeds from the sale of mortgage servicing rights	0	9,796
Mortgage loans originated for sale	(77,210)	(85,741)
Proceeds from sales of mortgage loans	73,098	78,006
(Increase) decrease in other assets	(1,337)	10,082
Increase (decrease) in other liabilities	(31,284)	(6,015)
Net cash provided by (used in) operating activities	120,380	125,961
Cash flows provided by (used in) investing activities
Purchases of equity securities	(919)	(647)
Purchases of debt securities available for sale	(385,411)	(31,149)
Proceeds from sales of equity securities	6,444	1,055
Proceeds from sales of debt securities available for sale	529,760	101,361
Proceeds from paydowns and maturities of debt securities held to maturity	43,409	35,932
Proceeds from paydowns and maturities of debt securities available for sale	354,041	251,175
Purchases of restricted bank stock	(35,278)	(24)
Proceeds from the redemption of restricted bank stock	11,905	884
Net (increase) decrease in loans	161,275	241,463
Net cash received in (paid for) acquisitions (see Note 2)	385,804	18,377
Cash paid for premiums on bank-owned life insurance	(46)	(74)
Proceeds from life insurance	4,334	3,092
Purchases of premises and equipment	(13,179)	(4,504)
Proceeds from disposition of premises and equipment	710	1,341
Capitalized expenditures on foreclosed real estate	(316)	0
Proceeds from sales of OREO and other repossessed assets, including cash payments collected	16,576	636
Net cash provided by (used in) investing activities	1,079,109	618,918
Cash flows provided by (used in) financing activities
Net increase (decrease) in deposits	(1,482,312)	(740,840)
Net increase (decrease) in federal funds purchased and securities sold under agreements to repurchase	(8,458)	(60,150)
Repayment of short-term borrowings	(11,158)	(36,000)
Proceeds from other borrowings, net of debt issuance costs	16,667	0
Repayment of other borrowings	(125,129)	(31,450)
Cash dividends paid	(64,259)	(40,520)
Purchase of treasury stock	(40,038)	0
Cash paid for withholding taxes on stock-based payments	(4,549)	(1,650)
Cash paid for the exercise of stock options, warrants, and SSARs	(452)	0
Issuance of treasury stock for the ESPP	1,487	0
Issuance of preferred stock, net of stock issuance costs	207,447	0
Common stock issuance costs	(920)	(141)
Net cash provided by (used in) financing activities	(1,511,674)	(910,751)
Net increase (decrease) in cash and cash equivalents	(312,185)	(165,872)
Cash and cash equivalents, beginning of period	697,659	719,581
Cash and cash equivalents, ending of period	385,474	553,709
Cash payments for:
Interest	243,489	146,302
Income taxes	16,167	12,388
Non-cash investing and financing activities:
OREO and other repossessed assets acquired in settlement of loans	$ 22,528	$ 26