CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating activities:
Net income	$ 49,769	$ 35,653
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	8,239	11,850
Depreciation of premises and equipment	2,961	3,427
Amortization, net	6,542	6,417
Amortization related to acquisitions, net	2,869	1,288
(Gains) losses on securities sales, net	(3)	13,400
BOLI income	(3,245)	(2,828)
Writedown of ROU assets, foreclosed properties and equipment	0	112
Originations and purchases	(41,244)	(286,526)
Proceeds from sales	35,770	283,316
Net (increase) decrease in other assets	(11,368)	18,840
Net increase (decrease) in other liabilities	6,721	(22,441)
Net cash provided by operating activities	57,011	62,508
Investing activities:
Purchases	(115,674)	(45,633)
Proceeds from sales	61,943	558,466
Proceeds from maturities, calls and paydowns	60,985	47,338
Purchases	0	(13,826)
Proceeds from maturities, calls and paydowns	7,374	5,218
Net decrease in other investments	(6,724)	(2,941)
Net increase in LHFI	(220,677)	(145,260)
Net purchases of premises and equipment	(2,124)	(1,624)
Proceeds from BOLI settlements	0	353
Proceeds from sales of foreclosed properties, and former bank premises	0	533
Net cash (used in) provided by investing activities	(214,897)	402,624
Financing activities:
Non-interest-bearing deposits	(117,990)	(305,230)
Interest-bearing deposits	578,294	829,449
Short-term borrowings	(254,428)	(910,077)
Issuance	227	474
Dividends paid	(26,994)	(25,384)
Vesting of restricted stock, net of shares held for taxes	(2,684)	(2,116)
Net cash provided by (used in) financing activities	176,425	(412,884)
Increase in cash and cash equivalents	18,539	52,248
Cash, cash equivalents and restricted cash at beginning of the period	378,131	319,948
Cash, cash equivalents and restricted cash at end of the period	396,670	372,196
Cash payments for:
Interest	109,148	58,678
Supplemental schedule of noncash investing and financing activities
Transfers from LHFI to LHFS	$ 0	$ 7,087