Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Interest income
Interest and fees on loans (includes tax-exempt income of $211,000 as of March 31, 2018 and $186,000 as of March 31, 2017)	$ 12,391	$ 10,652
Interest on deposits with other banks	11	15
Interest and dividends on investments (includes tax-exempt income of $1,719,000 as of March 31, 2018 and $1,569,000 as of March 31, 2017)	4,049	3,824
Total interest income	16,451	14,491
Interest expense
Interest on deposits	3,099	1,994
Interest on borrowed funds	943	1,021
Total interest expense	4,042	3,015
Net interest income	12,409	11,476
Provision for loan losses	500	500
Net interest income after provision for loan losses	11,909	10,976
Non-interest income
Investment management and fiduciary income	740	631
Service charges on deposit accounts	527	502
Net securities gains	136	3
Mortgage origination and servicing income, net of amortization	331	332
Other operating income	1,398	1,375
Total non-interest income	3,132	2,843
Non-interest expense
Salaries and employee benefits	4,490	3,970
Occupancy expense	699	624
Furniture and equipment expense	929	870
FDIC insurance premiums	279	240
Amortization of identified intangibles	11	11
Other operating expense	2,171	1,983
Total non-interest expense	8,579	7,698
Income before income taxes	6,462	6,121
Income tax expense	956	1,484
NET INCOME	$ 5,506	$ 4,637
Basic earnings per common share (usd per share)	$ 0.51	$ 0.43
Diluted earnings per common share (usd per share)	$ 0.51	$ 0.43
Other comprehensive income (loss) net of tax
Net unrealized gain (loss) on securities available for sale	$ (3,309)	$ 1
Net unrealized loss on securities transferred from available for sale to held to maturity, net of amortization	(8)	(4)
Net unrealized gain on cash flow hedging derivative instruments	384	63
Other comprehensive income (loss)	(2,933)	60
Comprehensive income	$ 2,573	$ 4,697