Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
OPERATING ACTIVITIES
Net income	$ 68,544	$ 32,388
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	10,004	10,759
Provision for credit losses	14,622	26,797
Net amortization of investment securities and assets	1,328	4,214
Net amortization on borrowings	99	38
Stock-based compensation expense	3,572	5,290
Loss on sale of closed branches	0	17
Gain on sale of foreclosed assets and other real estate owned	(23)	(87)
Gain on sale of mortgage loans held for sale	(2,057)	(2,007)
Loss on sale of loans	0	22
Deferred income taxes	12,946	(1,087)
Income from bank owned life insurance	(4,750)	(4,099)
Originations of mortgage loans held for sale	(70,852)	(58,355)
Proceeds from sale of mortgage loans held for sale	76,036	63,428
Changes in assets and liabilities:
Interest receivable	2,505	5,845
Assets held in trading accounts	(2,858)	0
Other assets	(54,258)	(16,913)
Accrued interest and other liabilities	(9,535)	(27,856)
Income taxes payable	(5,015)	(5,598)
Net cash provided by operating activities	40,308	32,796
INVESTING ACTIVITIES
Net change in loans	(481,474)	(106,515)
Proceeds from sale of loans	31,498	8,578
Proceeds from sale of closed branches	0	11,077
Purchases of premises and equipment, net	(6,269)	(10,151)
Proceeds from sale of foreclosed assets and other real estate owned	640	1,591
Proceeds from maturities of available-for-sale securities	144,754	74,517
Purchases of available-for-sale securities	(13,338)	(7,796)
Proceeds from maturities of held-to-maturity securities	0	19,112
Purchases of bank owned life insurance	0	(27)
Proceeds from bank owned life insurance death benefits	2,265	607
Net cash used in investing activities	(321,924)	(9,007)
FINANCING ACTIVITIES
Net change in deposits	18,745	(201,130)
Proceeds from issuance of other borrowed funds	430,000	865,000
Repayments of other borrowed funds	(285,497)	(725,509)
Dividends paid on common stock	(31,189)	(26,759)
Net change in federal funds purchased and securities sold under agreements to repurchase	(12,675)	13,024
Net shares cancelled under stock compensation plans	(2,036)	(2,342)
Shares issued under employee stock purchase plan	838	836
Net cash provided by (used in) financing activities	118,186	(76,880)
DECREASE IN CASH AND CASH EQUIVALENTS	(163,430)	(53,091)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	711,913	687,377
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 548,483	$ 634,286