Consolidated Statements Of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Interest income
Loans, including fees	$ 79,327	$ 75,471	$ 65,996
Investment securities:
Taxable	2,972	2,330	2,496
Tax-exempt	682	1,051	1,231
Dividends	376	416	313
Other	1,960	1,053	379
Total interest income	85,317	80,321	70,415
Interest expense
Deposits	18,709	13,553	8,138
Federal funds purchased and other short-term borrowings	42	59	316
Long-term debt	2,627	2,789	2,414
Total interest expense	21,378	16,401	10,868
Net interest income	63,939	63,920	59,547
Provision for loan losses	2,450	2,700	4,175
Net interest income after provision for loan losses	61,489	61,220	55,372
Noninterest income
Trust and investment services fees	3,598	3,218	2,889
Income from mutual fund, annuity and insurance sales	1,055	1,031	821
Service charges on deposit accounts	4,845	4,732	4,164
Income from bank owned life insurance	1,252	972	1,028
Other income	1,965	1,650	1,107
Net gain on sales of loans held for sale	1,206	1,711	1,434
(Loss) gain on sales of securities	(9)	0	79
Total noninterest income	13,912	13,314	11,522
Noninterest expense
Personnel	30,224	29,410	26,045
Occupancy of premises, net	3,637	3,457	3,305
Furniture and equipment	3,174	3,044	2,851
Postage, stationery and supplies	720	734	765
Professional and legal	946	922	823
Marketing	1,785	1,589	1,572
FDIC insurance	473	702	723
Debit card processing	1,258	1,302	1,071
Charitable donations	1,657	2,131	1,368
Telecommunications	501	627	813
External data processing	2,473	2,144	1,690
Foreclosed real estate including provision for (recovery of) losses	776	66	(21)
Other	4,105	3,682	3,981
Total noninterest expense	51,729	49,810	44,986
Income before income taxes	23,672	24,724	21,908
Provision for income taxes	5,025	5,182	9,904
Net income	$ 18,647	$ 19,542	$ 12,004
Net income per share, basic	$ 1.89	$ 1.98	$ 1.22
Net income per share, diluted	$ 1.88	$ 1.96	$ 1.21