Consolidated Statements Of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating Activities
Net income	$ 21,342,000	$ 19,814,000
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization and (accretion), net	3,538,000	1,990,000
Recovery of credit losses	(756,000)	(440,000)
Depreciation of premises and equipment	1,390,000	1,440,000
Deferred income tax expense	880,000	427,000
Net periodic employee benefit cost	64,000	158,000
Pension contributions	0	(1,000,000)
Gains on sale of investment securities, net	(723,000)	232,000
Stock-compensation expense	971,000	1,153,000
Share-Based Payment Arrangement, Exercise of Option, Tax Benefit	3,000	56,000
Increase in value of bank-owned life insurance	(2,014,000)	(1,460,000)
Loans originated for sale	(15,093,000)	(4,682,000)
Proceeds from the sale of loans originated for sale	15,090,000	4,733,000
Gain on sale of loans	(128,000)	(51,000)
Change in accrued interest receivable	(474,000)	(438,000)
Change in other assets	(1,828,000)	1,318,000
Change in other liabilities	4,577,000	(3,273,000)
Net Cash Provided by Operating Activities	28,279,000	19,401,000
Investing Activities
Net (increase) decrease in loans	(15,695,000)	75,822,000
Purchases	157,888,000	66,424,000
Proceeds from maturities and calls	69,476,000	49,368,000
Purchases	(21,000)	(24,000)
Proceeds from sales	45,000	452,000
Purchases of premises and equipment	(401,000)	(1,048,000)
Proceeds from the disposals of premises and equipment	64,000	0
Proceeds from bank-owned life insurance policies	2,514,000	1,723,000
Payments for low income housing tax credits	(489,000)	(1,218,000)
Net Cash (Used in) Provided by Investing Activities	(102,395,000)	58,651,000
Financing Activities
Net (decrease) increase in non-interest-bearing deposits	(15,859,000)	67,185,000
Net increase in interest-bearing deposits	89,389,000	77,482,000
Net (decrease) increase in short-term borrowings	(23,975,000)	20,047,000
Purchases of treasury stock	(2,984,000)	(5,762,000)
Proceeds from exercise of stock options	0	385,000
Dividends paid	(9,038,000)	(9,249,000)
Net Cash Provided by Financing Activities	37,533,000	150,088,000
(Decrease) Increase in Cash and Cash Equivalents	(36,583,000)	228,140,000
Cash and cash equivalents at beginning of period	634,631,000	528,659,000
Cash and Cash Equivalents at End of Period	598,048,000	756,799,000
Supplemental Cash Flow Information:
Cash paid for interest	1,772,000	3,863,000
Cash paid for income taxes	$ 0	$ 0