Consolidated Statements of Net Income - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Interest and dividend income
Loans receivable, including fees	$ 28,028,000	$ 23,738,000
Securities:
Taxable	1,792,000	1,615,000
Exempt from federal income tax	560,000	570,000
Federal bank stocks	298,000	242,000
Deposits with banks	284,000	235,000
Total interest and dividend income	30,962,000	26,400,000
Interest expense
Deposits	4,724,000	3,275,000
Short-term borrowed funds	209,000	130,000
Long-term borrowed funds	453,000	1,088,000
Total interest expense	5,386,000	4,493,000
Net interest income	25,576,000	21,907,000
Provision for loan losses	1,280,000	903,000
Net interest income after provision for loan losses	24,296,000	21,004,000
Noninterest income
Fees and service charges	2,031,000	1,749,000
Net gain (loss) on sales of available for sale securities	(9,000)	346,000
Net gain on sales of loans	19,000	248,000
Other than temporary impairment loss		(508,000)
Earnings on bank-owned life insurance	401,000	412,000
Gain on bargain purchase		1,316,000
Other	1,766,000	1,459,000
Total noninterest income	4,208,000	5,022,000
Noninterest expense
Compensation and employee benefits	10,320,000	9,258,000
Premises and equipment	3,165,000	2,975,000
Intangible asset amortization	266,000	246,000
Professional fees	969,000	841,000
Federal deposit insurance	533,000	443,000
Acquisition costs	3,592,000	1,119,000
Other	4,815,000	4,753,000
Total noninterest expense	23,660,000	19,635,000
Income before provision for income taxes	4,844,000	6,391,000
Provision for income taxes	633,000	2,114,000
Net income	4,211,000	4,277,000
Preferred stock dividends	91,000
Net income available to common stockholders	$ 4,120,000	$ 4,277,000
Earnings per common share
Basic (in dollars per share)	$ 1.73	$ 1.95
Diluted (in dollars per share)	$ 1.72	$ 1.93