Consolidated Statements of Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Interest income:
Loans	$ 15,225,000	$ 16,003,000	$ 30,682,000	$ 31,611,000
Investment securities	2,610,000	2,847,000	5,390,000	5,718,000
Other investments	170,000	264,000	514,000	490,000
Total interest income	18,005,000	19,114,000	36,586,000	37,819,000
Interest expense:
Deposits	2,364,000	3,514,000	5,488,000	6,738,000
Advances from the Federal Home Loan Bank	829,000	897,000	1,724,000	1,452,000
Securities sold under agreements to repurchase	46,000	41,000	91,000	131,000
Total interest expense	3,239,000	4,452,000	7,303,000	8,321,000
Net interest income	14,766,000	14,662,000	29,283,000	29,498,000
Provision (reversal of provision) for loan losses	1,395,000	(51,000)	1,612,000	(46,000)
Net interest income after provision (reversal of provision) for loan losses	13,371,000	14,713,000	27,671,000	29,544,000
Noninterest income:
Service fees on loan and deposit accounts	535,000	485,000	988,000	923,000
Income on bank-owned life insurance	201,000	210,000	403,000	417,000
Gain on sale of investment securities	419,000	70,000	597,000	2,787,000
Gain on sale of loans	259,000		666,000	6,000
Other	47,000	508,000	108,000	580,000
Total noninterest income	1,461,000	1,273,000	2,762,000	4,713,000
Noninterest expense:
Salaries and employee benefits	5,264,000	5,730,000	10,948,000	11,416,000
Occupancy	1,626,000	1,578,000	3,271,000	3,170,000
Equipment	1,164,000	1,018,000	2,284,000	2,111,000
Federal deposit insurance premiums	74,000	143,000	74,000	287,000
Other general and administrative expenses	843,000	1,042,000	1,932,000	2,301,000
Total noninterest expense	8,971,000	9,511,000	18,509,000	19,285,000
Income before income taxes	5,861,000	6,475,000	11,924,000	14,972,000
Income taxes	1,570,000	1,415,000	3,160,000	3,388,000
Net income	$ 4,291,000	$ 5,060,000	$ 8,764,000	$ 11,584,000
Basic earnings per share (in dollars per share)	$ 0.47	$ 0.55	$ 0.95	$ 1.26
Diluted earnings per share (in dollars per share)	0.47	0.54	0.94	1.24
Cash dividends declared per common share (in dollars per share)	$ 0.23	$ 0.32	$ 0.46	$ 0.54
Basic weighted-average shares outstanding (in shares)	9,092,287	9,172,376	9,164,877	9,170,825
Diluted weighted-average shares outstanding (in shares)	9,139,135	9,276,680	9,228,421	9,294,327