Consolidated Statements of Income - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Interest and dividend income:
Loans, including fees	$ 4,781,000	$ 5,611,000	$ 9,659,000	$ 10,866,000
Taxable securities	1,257,000	940,000	2,430,000	1,789,000
Tax-exempt securities	40,000	32,000	63,000	93,000
Other interest income	10,000	129,000	65,000	182,000
Total interest income	6,088,000	6,712,000	12,217,000	12,930,000
Interest expense:
Deposits	730,000	973,000	1,560,000	1,836,000
FRB advances	7,000	0	7,000	0
Short-term borrowings and repurchase agreements	0	11,000	8,000	35,000
Long-term debt	230,000	165,000	513,000	326,000
Other interest bearing liabilities	3,000	11,000	10,000	22,000
Total interest expense	970,000	1,160,000	2,098,000	2,219,000
Net interest income	5,118,000	5,552,000	10,119,000	10,711,000
Provision for loan losses	196,000	(459,000)	552,000	(444,000)
Net interest income after provision for loan losses	4,922,000	6,011,000	9,567,000	11,155,000
Non-interest income:
Earnings on bank-owned life insurance and annuities	63,000	71,000	127,000	140,000
Gain (loss) on sales and calls of securities	551,000	0	562,000	(56,000)
Change in value of equity securities	18,000	6,000	(154,000)	15,000
Other non-interest income	76,000	75,000	158,000	160,000
Total non-interest income	1,557,000	1,214,000	2,551,000	2,308,000
Non-interest expense:
Employee compensation expense	1,803,000	2,068,000	3,806,000	4,036,000
Employee benefits	394,000	857,000	1,122,000	1,598,000
Occupancy	271,000	321,000	585,000	670,000
Equipment	231,000	218,000	465,000	432,000
Data processing expense	563,000	528,000	1,064,000	989,000
Professional fees	191,000	365,000	364,000	562,000
Taxes, other than income	124,000	144,000	262,000	278,000
FDIC Insurance premiums	39,000	51,000	79,000	107,000
Loss (gain) on sales of other real estate owned	0	14,000	0	14,000
Amortization of intangible assets	19,000	22,000	38,000	44,000
Amortization of investment in low income housing partnerships	200,000	200,000	400,000	400,000
Long-term debt prepayment penalty	524,000	0	524,000	0
Other non-interest expense	458,000	506,000	868,000	999,000
Total non-interest expense	4,817,000	5,294,000	9,577,000	10,129,000
Income before income taxes	1,662,000	1,931,000	2,541,000	3,334,000
Income tax provision (benefit)	57,000	86,000	(102,000)	76,000
Net income	$ 1,605,000	$ 1,845,000	$ 2,643,000	$ 3,258,000
Earnings per share
Basic	$ 0.32	$ 0.36	$ 0.52	$ 0.64
Diluted	$ 0.31	$ 0.36	$ 0.52	$ 0.64
Customer Service Fees [Member]
Non-interest income:
Non-interest income	$ 276,000	$ 429,000	$ 691,000	$ 851,000
Debit Card fee Income [Member]
Non-interest income:
Non-interest income	372,000	364,000	696,000	672,000
Trust Fees [Member]
Non-interest income:
Non-interest income	91,000	91,000	204,000	190,000
Commissions from Sales of Non-Deposit Products [Member]
Non-interest income:
Non-interest income	73,000	95,000	147,000	166,000
Fees Derived From Loan Activity [Member]
Non-interest income:
Non-interest income	23,000	64,000	90,000	134,000
Mortgage Banking Income [Member]
Non-interest income:
Non-interest income	$ 14,000	$ 19,000	$ 30,000	$ 36,000