Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Operating Activities:
Net Income	$ 23,606,000	$ 18,925,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan and lease losses	2,225,000	2,150,000
Depreciation	1,993,000	1,639,000
Amortization of intangibles	1,002,000	557,000
Net amortization of security discounts/premiums	384,000	326,000
Amortization of operating lease right of use assets	844,000	857,000
Amortization of finance lease right of use asset	90,000	90,000
Earnings on cash surrender value of life insurance	(508,000)	(149,000)
Mortgage loans originated for sale	(82,142,000)	(178,492,000)
Proceeds from sales of mortgage loans originated for sale	84,916,000	185,016,000
Gain on sale of mortgage loans	(834,000)	(5,220,000)
SBA loans originated for sale	(2,636,000)	(4,894,000)
Proceeds from sales of SBA loans originated for sale	2,807,000	5,349,000
Gain on sale of SBA loans	(110,000)	(455,000)
Gain on disposal or write-down of property, plant, and equipment	(71,000)	(25,000)
Gain on sale or write-down of foreclosed assets	(31,000)	(19,000)
Loss on sale of bank premises and equipment held for sale	1,333,000
Write-off of bank premises and equipment held for sale	705,000
Accretion of subordinated debt	(279,000)
Stock compensation expense	459,000	305,000
Deferred income tax benefit	(206,000)	(1,597,000)
(Increase) decrease in accrued interest receivable	(1,574,000)	2,333,000
(Increase) decrease in other assets	(3,828,000)	3,633,000
(Decrease) increase in accrued interest payable	(249,000)	115,000
Net change in operating lease liability	(1,154,000)	(877,000)
Decrease in other liabilities	(7,301,000)	(1,570,000)
Net Cash Provided By Operating Activities	19,441,000	27,997,000
Investing Activities:
Proceeds from the maturity or call of available-for-sale securities	5,439,000	2,500,000
Purchases of available-for-sale securities	(174,102,000)	(4,892,000)
Proceeds from the maturity or call of held-to-maturity securities	9,620,000	22,757,000
Purchases of held-to-maturity securities	(79,664,000)	(47,818,000)
Reduction of restricted investment in bank stock	4,900,000	778,000
Net increase in loans and leases	75,753,000	111,987,000
Purchases of bank premises and equipment	(2,549,000)	(1,515,000)
Proceeds from the sale of bank premises and equipment	127,000	29,000
Proceeds from the sale of foreclosed assets	71,000	162,000
Net Cash Used In Investing Activities	(311,911,000)	(139,986,000)
Financing Activities:
Net (decrease) increase in deposits	(299,429,000)	307,544,000
Net increase in short-term borrowings		71,272,000
Common stock dividends paid	(6,384,000)	(4,301,000)
Treasury stock purchased	(2,957,000)	(128,000)
Riverview restricted stock adjustment	776,000
Net change in finance lease liability	(44,000)	(43,000)
Long-term debt repayment	(76,634,000)	(115,000)
Net Cash (Used In) Provided By Financing Activities	(384,496,000)	444,612,000
Net (decrease) increase in cash and cash equivalents	(676,966,000)	332,623,000
Cash and cash equivalents, beginning of period	913,752,000	303,724,000
Cash and cash equivalents, end of period	236,786,000	636,347,000
Supplemental Disclosures of Cash Flow Information:
Cash paid for interest	3,467,000	7,580,000
Cash paid for income taxes	3,500,000	5,820,000
Supplemental Noncash Disclosures:
Recognition of operating lease right of use assets	115,000	1,064,000
Recognition of operating lease liabilities	115,000	1,064,000
Obsolete Riverview asset writeoff	705,000
Loans transferred to foreclosed assets held for sale	109,000	20,000
Held-to-maturity securities purchased, not settled	524,000
Employee [Member]
Financing Activities:
Proceeds from Stock Purchase Plan stock issuance	97,000	78,000
Director [Member]
Financing Activities:
Proceeds from Stock Purchase Plan stock issuance	$ 79,000	67,000
Follow-on Public Offering [Member]
Financing Activities:
Proceeds from follow-on common stock public offering		$ 70,238,000