Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
OPERATING ACTIVITIES
Net income	$ 38,871	$ 45,589
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	11,531	12,012
Provision for credit losses	10,206	24,216
Net amortization of investment securities and assets	4,676	2,245
Net amortization on borrowings	38	38
Stock-based compensation expense	4,413	4,861
Loss on sale of foreclosed assets and other real estate owned	5	8
Gain on sale of mortgage loans held for sale	(1,746)	(1,423)
Deferred income taxes	379	(179)
Income from bank owned life insurance	(4,165)	(3,334)
Originations of mortgage loans held for sale	(60,656)	(50,269)
Proceeds from sale of mortgage loans held for sale	59,876	50,934
Changes in assets and liabilities:
Interest receivable	(351)	4,117
Other assets	(17,362)	22,581
Accrued interest and other liabilities	17,390	(2,621)
Income taxes payable	(5,511)	(10,028)
Net cash provided by operating activities	57,594	98,747
INVESTING ACTIVITIES
Net change in loans	(163,909)	(412,077)
Proceeds from sale of loans	211	237
Purchases of premises and equipment, net	(9,848)	(10,490)
Proceeds from sale of foreclosed assets and other real estate owned	1,218	289
Proceeds from maturities of available-for-sale securities	114,212	155,361
Purchases of available-for-sale securities	0	(745)
Proceeds from maturities of held-to-maturity securities	17,037	16,979
Purchases of held-to-maturity securities	0	(31,704)
Proceeds from bank owned life insurance death benefits	1,376	1,483
Net cash used in investing activities	(39,703)	(280,667)
FINANCING ACTIVITIES
Net change in deposits	108,026	(95,950)
Dividends paid on common stock	(26,337)	(25,455)
Net change in other borrowed funds	(100,492)	164,530
Net change in federal funds purchased and securities sold under agreements to repurchase	(9,209)	(17,541)
Net shares cancelled under stock compensation plans	(1,638)	(2,168)
Shares issued under employee stock purchase plan	970	833
Net cash (used in) provided by financing activities	(28,680)	24,249
DECREASE IN CASH AND CASH EQUIVALENTS	(10,789)	(157,671)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	614,092	682,122
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 603,303	$ 524,451