Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating activities
Net income	$ 63,730	$ 76,901
Adjustments to reconcile net income to net cash provided by operating activities
Provision for loan losses	7,515	4,986
Depreciation and amortization of premises and equipment	5,145	5,003
Net amortization on securities	1,392	1,927
Amortization of intangible assets	994	1,181
Amortization of operating lease right-of-use assets	3,278	3,341
Excess tax benefit on stock-based compensation	(241)	(176)
Stock-based compensation expense	3,312	3,279
Bank owned life insurance income	(3,406)	(3,065)
Amortization of subordinated debt issuance costs	218	218
Proceeds from sale of loans held for sale	12,550	2,728
Originations of loans held for sale	(13,476)	(2,139)
Net gain on sale of loans held for sale	(62)	(78)
Net securities losses	9,639	766
Net gains on sale of other real estate owned	0	(259)
Net change in other assets and other liabilities	(23,417)	9,483
Net cash provided by operating activities	67,171	104,096
Investing activities
Net cash used in acquisitions	(2,213)	(1,833)
Securities available for sale:
Proceeds from maturities, calls and principal paydowns	59,168	133,012
Proceeds from sales	2,550	0
Purchases	0	(201,985)
Securities held to maturity:
Proceeds from maturities, calls and principal paydowns	52,554	109,956
Purchases	(46,559)	(313,825)
Other:
Net increase in loans	(215,634)	(282,417)
Proceeds from Federal Home Loan Bank stock redemption	65,923	572
Purchases of Federal Home Loan Bank stock	(74,286)	(367)
Proceeds from settlement of bank owned life insurance	2,415	913
Purchases of premises and equipment, net	(2,876)	(2,267)
Proceeds from sales of other real estate owned	0	426
Net cash used in investing activities	(158,958)	(557,815)
Financing activities
Net increase (decrease) in deposits	33,986	(205,761)
Net increase (decrease) in short-term borrowings	67,401	(35,250)
Proceeds from long-term debt	25,000	0
Repayments of long-term debt	(51)	(10,648)
Cash paid by employer for tax-withholding on stock issuance	(1,488)	(1,289)
Purchase of treasury stock	(2,778)	(14,713)
Cash dividends	(25,745)	(24,075)
Net cash provided by (used in) financing activities	96,325	(291,736)
Net increase (decrease) in cash and cash equivalents	4,538	(745,455)
Cash and cash equivalents at beginning of period	197,350	1,269,071
Cash and cash equivalents at end of period	201,888	523,616
Cash paid during the period for:
Interest expense	40,751	8,452
Income taxes paid, net of refund	21,318	24,203
Noncash investing activities:
Loans transferred to other real estate owned	74	0
Acquisitions:
Fair value of assets acquired	$ 150	$ 429