CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION - USD ($)	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Jan. 01, 2023	Dec. 31, 2022	Dec. 31, 2021
ASSETS
Cash and due from banks	$ 17,189,000	$ 27,377,000	$ 14,383,000	$ 11,681,000		$ 10,856,000
Interest bearing deposits with banks	11,741,000	390,000	190,000	222,000		143,000
Cash and cash equivalents	28,930,000	27,767,000	14,573,000	11,903,000		10,999,000
Equity securities	1,073,000	978,000	992,000	1,033,000		1,056,000
Debt securities available for sale	67,564,000	66,527,000	69,098,000	72,485,000		73,536,000
Debt securities held to maturity (fair value $198,147 and $209,887, respectively)	200,644,000	202,646,000	205,208,000	207,637,000		209,565,000
Restricted investment in bank stock	1,707,000	2,476,000	2,483,000	3,318,000		3,666,000
Total loans	525,394,000	514,132,000	505,184,000	488,497,000		484,512,000
Less: Allowance for credit losses	(5,677,000)	(5,586,000)	(5,442,000)	(5,374,000)	$ (4,027,000)	(4,027,000)
Total loans, net of allowance for credit losses	519,717,000	508,546,000	499,742,000	483,123,000		480,485,000
Premises and equipment, net	8,180,000	8,131,000	8,211,000	8,092,000		8,190,000
Bank owned life insurance and annuities	14,841,000	14,783,000	14,712,000	15,259,000		15,197,000	$ 16,852,000
Investment in low income housing partnerships	1,154,000	1,234,000	1,315,000	1,395,000		1,507,000
Core deposit and other intangible assets	343,000	368,000	393,000	110,000		121,000
Goodwill	9,812,000	9,812,000	9,871,000	9,047,000		9,047,000
Mortgage servicing rights	83,000	84,000	87,000	90,000		92,000
Deferred tax asset	11,319,000	12,099,000	12,112,000	12,122,000		11,968,000
Accrued interest receivable and other assets	5,188,000	5,922,000	5,408,000	4,767,000		4,190,000
Total assets	870,555,000	861,412,000	844,205,000	830,381,000		829,619,000
Liabilities:
Non-interest bearing	197,027,000	200,619,000	195,300,000	200,044,000		199,131,000
Interest bearing	552,018,000	556,823,000	544,677,000	524,214,000		512,381,000
Total deposits	749,045,000	757,442,000	739,977,000	724,258,000		711,512,000
Short-term borrowings and repurchase agreements	52,810,000	39,638,000	41,827,000	42,822,000		55,710,000
Long-term debt	20,000,000	20,000,000	20,000,000	20,000,000		20,000,000
Other interest bearing liabilities	951,000	941,000	1,006,000	986,000		1,011,000
Accrued interest payable and other liabilities	7,612,000	6,512,000	5,650,000	6,042,000		5,693,000
Total liabilities	830,418,000	824,533,000	808,460,000	794,108,000		793,926,000
Commitments and contingent liabilities
Stockholders' Equity:
Preferred stock, no par value: Authorized - 500,000 shares, none issued	0					0
Common stock, par value $1.00 per share: Authorized 20,000,000 shares; Issued - 5,151,279 shares at December 31, 2023 and December 31, 2022; Outstanding - 4,991,129 shares at December 31, 2023 and 5,003,059 shares at December 31, 2022	5,151,000	5,151,000	5,151,000	5,151,000		5,151,000
Surplus	24,924,000	24,887,000	24,852,000	24,823,000		24,986,000
Retained earnings	51,297,000	50,722,000	50,035,000	49,739,000		49,961,000
Accumulated other comprehensive loss	(38,640,000)	(41,601,000)	(42,013,000)	(41,088,000)		(41,867,000)
Cost of common stock in Treasury: 160,150 shares at December 31, 2023; 148,220 shares at December 31, 2022	(2,595,000)	(2,280,000)	(2,280,000)	(2,352,000)		(2,538,000)
Total stockholders' equity	40,137,000	36,879,000	35,745,000	36,273,000		35,693,000	$ 71,290,000
Total liabilities and stockholders' equity	$ 870,555,000	$ 861,412,000	$ 844,205,000	$ 830,381,000		$ 829,619,000