CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Cash flows from operating activities
Net income	$ 54,220	$ 66,818
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	6,300	8,800
Depreciation, amortization and accretion, net	9,537	10,827
Deferred income tax provision	7,238	4,330
Stock-based compensation	3,242	2,320
Gain On Property Insurance Proceeds	(2,202)
Other (gains) losses	(7)	1,223
Originations of loans held for sale	(8,624)	(1,468)
Proceeds from sales of loans held for sale	8,791	1,447
Change in assets and liabilities:
Net decrease (increase) in other assets	11,782	(9,536)
Net decrease in other liabilities	(23,637)	(2,128)
Net cash provided by operating activities	66,640	82,633
Available-for-sale securities:
Proceeds from maturities and principal repayments	81,385	119,692
Proceeds from calls and sales	10,000
Held-to-maturity securities:
Proceeds from maturities and principal repayments	62,525	68,854
Proceeds from calls	345	220
Other investments:
Proceeds from sales	1,234	13,984
Purchases	(12,618)	(42,251)
Loans:
Net decrease (increase) in loans and leases resulting from originations and principal repayments	41,387	(88,408)
Purchases of loans	(15,000)	(48,741)
Proceeds from bank-owned life insurance		4,932
Proceeds from property insurance	2,202
Purchases of premises, equipment and software	(4,861)	(1,555)
Other	104	(1,614)
Net cash provided by investing activities	166,703	25,113
Cash flows from financing activities
Net decrease in deposits	(663,176)	(407,529)
Net increase in short-term borrowings		175,000
Proceeds from long-term borrowings		500,000
Dividends paid	(33,186)	(33,114)
Stock tendered for payment of withholding taxes	(2,612)	(3,135)
Net cash (used in) provided by financing activities	(698,974)	231,222
Net (decrease) increase in cash and cash equivalents	(465,631)	338,968
Cash and cash equivalents at beginning of year	1,739,897	526,624
Cash and cash equivalents at end of year	1,274,266	865,592
Supplemental disclosures
Interest paid	88,594	40,937
Income taxes paid, net of income tax refunds	1,755	1,761
Noncash investing and financing activities:
Transfers from loans and leases and other assets to other real estate owned	69
Operating lease right-of-use assets obtained in exchange for new lease obligations		$ 1,306
Obligation to fund low-income housing partnerships	$ 8,223