Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Cash flows from operating activities:
Net income	$ 101,345	$ 85,847
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation	3,091	2,591
Provision for credit losses	8,654	10,575
Deferred income taxes	(2,789)	939
Net amortization of discount/premiums on debt securities	2,085	2,056
Net amortization on loans	975	1,004
Amortization of intangible assets	1,608	1,991
Amortization of servicing assets	476	606
Mortgage loans originated-for-sale	(12,150)	(14,177)
Proceeds from mortgage loans sold	11,744	14,017
Sale of investment securities	(106)	0
Sale of SBA loans	(3,048)	(1,415)
Sale of other real estate	(79)	2
Sale of state tax credits	(110)	(769)
Stock-based compensation	6,192	5,014
Net change in other assets and liabilities	(16,579)	(1,884)
Net cash provided by operating activities	101,309	106,397
Cash flows from investing activities:
Net increase in loans	(255,212)	(150,911)
Sale of debt securities, available-for-sale	9,631	0
Paydown or maturity of debt securities, available-for-sale	198,032	107,671
Paydown or maturity of debt securities, held-to-maturity	9,400	3,471
Redemption of other investments	63,144	50,387
Sale of SBA loans	60,028	25,090
Sale of state tax credits held for sale	725	4,319
Sale of other real estate	3,619	207
Settlement of bank-owned life insurance policies	2,079	0
Payments for the purchase of:
Available-for-sale debt securities	(488,484)	(127,647)
Held-to-maturity debt securities	(175,052)	(28,480)
Other investments	(78,102)	(57,134)
Bank owned life insurance	(75,000)	0
State tax credits held for sale	(360)	(2,803)
Fixed assets	(6,721)	(4,741)
Net cash used in investing activities	(732,273)	(180,571)
Cash flows from financing activities:
Net decrease in noninterest-bearing deposit accounts	(161,740)	(30,435)
Net increase in interest-bearing deposit accounts	332,607	136,447
Net increase in short term FHLB advances, net	294,000	78,000
Repayments of notes payable	0	(11,429)
Net decrease in other borrowings	(70,180)	(108,131)
Repurchase of common stock	(10,630)	(8,596)
Cash dividends paid on common stock	(21,798)	(19,106)
Cash dividends paid on preferred stock	(1,875)	(1,875)
Other	(2,070)	(955)
Net cash provided by financing activities	358,314	33,920
Net decrease in cash and cash equivalents	(272,650)	(40,254)
Cash and cash equivalents, beginning of period	764,170	433,029
Cash and cash equivalents, end of period	491,520	392,775
Cash paid during the period for:
Interest	130,213	142,563
Income taxes	24,626	14,401
Noncash investing and financing transactions:
Transfer to other bank owned assets	7,821	3,219
Right-of-use assets obtained in exchange for lease obligations	$ 0	$ 985