Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Net income	$ 82,690	$ 64,789
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	13,736	11,748
Provision for Credit Losses	0	0
Net amortization of deferred loan fees	(1,445)	(4,671)
Stock option compensation expense	1,017	1,100
Life insurance gains	(923)	0
Securities gains	0	(34)
Net changes in:
Interest income receivable	(13,985)	(282)
Other assets	(5,317)	(13,255)
Income taxes payable	3,055	4,580
Net deferred tax asset	510	(3,109)
Interest expense payable	21	(8)
Other liabilities	(7,476)	10,272
Net Cash Provided by Operating Activities	71,883	71,130
Investing Activities:
Net repayments of loans	88,242	128,791
Purchases of debt securities available for sale	(619,601)	(1,593,799)
Purchases of debt securities held to maturity	(718,940)	0
Proceeds from maturity/calls of debt securities available for sale	391,548	1,040,179
Proceeds from maturity/calls of debt securities held to maturity	89,246	157,221
Purchases of premises and equipment	(812)	(1,052)
Net Cash Used in Investing Activities	(770,317)	(268,660)
Financing Activities:
Net change in deposits	81,300	600,982
Net change in short-term borrowings	(69,360)	16,557
Exercise of stock options	2,171	3,017
Retirement of common stock	(218)	(232)
Common stock dividends paid	(33,879)	(33,021)
Net Cash (Used in) Provided by Financing Activities	(19,986)	587,303
Net Change In Cash and Due from Banks	(718,420)	389,773
Cash and Due from Banks at Beginning of Period	1,132,085	621,275
Cash and Due from Banks at End of Period	413,665	1,011,048
Supplemental disclosure of non cash activities:
Right-of-use assets acquired in exchange for operating lease liabilities	2,925	4,972
Securities purchases pending settlement	0	81,618
Supplemental disclosure of cash flow activities:
Cash paid for amounts included in operating lease liabilities	4,553	4,791
Interest paid for the period	1,429	1,459
Income tax payments for the period	$ 25,240	$ 21,300