Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Interest and Dividend Income:
Loans, including fees	$ 36,012	$ 35,718
Due from banks	267	689
Federal funds sold	12	31
Securities:
Taxable	3,068	2,827
Tax-exempt	516	755
Dividends and interest on all other securities	134	221
Total interest and dividend income	40,009	40,241
Interest Expense:
Checking and savings deposits	1,080	1,136
Time deposits	3,337	3,845
Federal funds purchased, securities sold under agreements to repurchase and other borrowings	150	132
Federal Home Loan Bank advances	725	1,309
Total interest expense	5,292	6,422
Net interest income	34,717	33,819
Provision for loan losses	1,000	318
Net interest income after provision for loan losses	33,717	33,501
Noninterest Income:
Bank-owned life insurance income	839	784
Mortgage banking income	1,781	884
Gain on sale of available-for-sale securities, net	264	314
Gain (loss) on sale of fixed assets	818	0
Total noninterest income	14,698	14,077
Noninterest Expense:
Salaries and employee benefits	25,512	24,024
Occupancy and equipment	4,852	5,628
Data processing	3,478	1,798
Customer development	381	552
Professional services	2,196	2,311
Employee professional development	658	791
Other taxes	661	592
ATM and other losses	871	291
Loss on extinguishment of borrowings	490	0
(Gain) on other real estate owned	(62)	(2)
Loss on sale of loans	99	0
Other operating expenses	3,369	2,653
Total noninterest expense	42,505	38,638
Income before income taxes	5,910	8,940
Income tax expense	521	1,080
Net income	$ 5,389	$ 7,860
Basic Earnings per Share:
Weighted average shares outstanding (in shares)	5,216,237	5,196,812
Net income per share of common stock (in dollars per share)	$ 1.03	$ 1.51
Diluted Earnings per Share:
Weighted average shares outstanding (in shares)	5,216,441	5,196,853
Net income per share of common stock (in dollars per share)	$ 1.03	$ 1.51
Fiduciary and Asset Management Fees [Member]
Noninterest Income:
Noninterest revenue	$ 3,877	$ 3,850
Service Charges on Deposit Accounts [Member]
Noninterest Income:
Noninterest revenue	2,872	4,085
Other Service Charges, Commissions and Fees [Member]
Noninterest Income:
Noninterest revenue	4,028	3,925
Other Operating Income [Member]
Noninterest Income:
Noninterest revenue	$ 219	$ 235