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	$ 68,082	$ 88,930
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization expense	5,345	6,097
Provision for credit losses	(5,796)	5,117
Share-based compensation expense	9,906	10,884
Loss on sales and disposals of premises and equipment	51	6
Loss on sale or write down of other real estate owned	0	28
Net (accretion) of discounts/premium on securities	(2,119)	(6,403)
Net (accretion) of discounts/premiums for acquired loans and deferred loan fees/costs	(3,706)	(6,411)
Loss (Gain) on debt extinguishment	1,315	(5,067)
(Gain) on sales of loans	(113)	(65)
Deferred income tax expense	2,712	1,234
Income from bank owned life insurance, net	(8,614)	(6,977)
Amortization of intangible assets	5,067	5,599
Origination of loans held for sale, net of principal payments received	(1,390)	(1,006)
Proceeds from the sales of loans held for sale	3,227	1,280
Net change in accrued expenses and other liabilities	(24,730)	(16,502)
Net change in accrued interest receivable and other assets	28,626	46,745
Net cash provided by operating activities	77,863	123,489
Cash flows from investing activities:
Net (increase) in interest-bearing time deposits with financial institutions	(7)	(1)
Proceeds from sales of other real estate owned	0	209
Loan payments and (originations), net	434,413	734,144
Proceeds from sales of loans classified as loans held for investment	773	55,625
Purchase of loans held for investment	(286,919)	0
Proceeds from prepayments and maturities of securities held-to-maturity	26,498	22,032
Purchase of securities available-for-sale	(320,289)	(564,079)
Proceeds from prepayments and maturities of securities available-for-sale	436,004	425,294
Proceeds from the sales of premises and equipment	0	2
Proceeds from surrender of bank owned life insurance	2,799	352
Purchase of premises and equipment	(2,482)	(1,566)
Net change in FHLB, FRB, and other stock	(126)	2,017
Funding of Community Reinvestment Act (“CRA”) investments, net	(1,541)	(3,146)
Net cash provided by investing activities	289,123	670,883
Cash flows from financing activities:
Net change in deposit accounts	33,671	(367,972)
Repayments of long-term borrowings	0	(394,933)
Repayments of subordinated debentures	(150,000)	0
Cash dividends paid	(63,850)	(63,458)
Proceeds from exercise of stock options	46	187
Restricted stock surrendered and canceled	(5,046)	(4,852)
Net cash (used in) financing activities	(185,179)	(831,028)
Net change in cash and cash equivalents	181,807	(36,656)
Cash and cash equivalents, beginning of period	609,330	936,473
Cash and cash equivalents, end of period	791,137	899,817
Supplemental cash flow disclosures:
Interest paid	129,655	141,280
Income taxes (refunded) paid, net	(4,183)	(3,470)
Noncash investing activities during the period:
Transfers from loans held for investment to loans held for sale	735	55,974
Recognition of operating lease right-of-use assets	(187)	(4,357)
Recognition of operating lease liabilities	175	4,131
Receivable on unsettled security maturity	0	25,000
Due on unsettled security purchases	$ 0	$ (49,513)