Consolidated Statements of Net Income - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Interest and dividend income
Loans receivable, including fees	$ 32,507,000	$ 28,028,000
Securities:
Taxable	2,258,000	1,792,000
Exempt from federal income tax	395,000	560,000
Federal bank stocks	419,000	298,000
Interest earning deposits with banks	566,000	284,000
Total interest and dividend income	36,145,000	30,962,000
Interest expense
Deposits	7,087,000	4,724,000
Short-term borrowed funds	183,000	209,000
Long-term borrowed funds	813,000	453,000
Total interest expense	8,083,000	5,386,000
Net interest income	28,062,000	25,576,000
Provision for loan losses	715,000	1,280,000
Net interest income after provision for loan losses	27,347,000	24,296,000
Noninterest income
Fees and service charges	2,157,000	2,031,000
Net gain (loss) on sales of available for sale securities	78,000	(9,000)
Net gain on sales of loans	114,000	19,000
Earnings on bank-owned life insurance	566,000	401,000
Other	1,476,000	1,766,000
Total noninterest income	4,391,000	4,208,000
Noninterest expense
Compensation and employee benefits	11,738,000	10,320,000
Premises and equipment	3,373,000	3,165,000
Intangible asset amortization	176,000	266,000
Professional fees	928,000	969,000
Federal deposit insurance	273,000	533,000
Acquisition costs		3,592,000
Other	5,634,000	4,815,000
Total noninterest expense	22,122,000	23,660,000
Income before provision for income taxes	9,616,000	4,844,000
Provision for income taxes	1,662,000	633,000
Net income	7,954,000	4,211,000
Preferred stock dividends	182,000	91,000
Net income available to common stockholders	$ 7,772,000	$ 4,120,000
Earnings per common share
Basic (in dollars per share)	$ 2.88	$ 1.73
Diluted (in dollars per share)	$ 2.86	$ 1.72