Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Interest income
Loans	$ 84,227	$ 87,492	$ 75,071
Investment securities - taxable	6,622	10,458	14,538
Investment securities - tax-exempt	2,493	1,566	2,054
Short term investments	353	115	1,331
Total interest income	93,695	99,631	92,994
Interest expense
Deposits	4,199	12,009	19,310
Securities sold under agreements to repurchase	31	85	623
FHLB advances and other	482	1,924	1,779
Subordinated notes	2,009	2,006	1,987
Total interest expense	6,721	16,024	23,699
Net interest income	86,974	83,607	69,295
Provision for loan losses	1,090	5,325	900
Net interest income after provision for loan losses	85,884	78,282	68,395
Noninterest income
Service charges on deposit accounts	3,047	2,874	3,404
Interchange income	4,129	3,423	3,281
Other service charges, commissions and fees	671	683	805
Swap fee income	293	847	1,197
Trust and investment management income	7,896	6,912	7,255
Brokerage income	3,571	2,821	2,426
Mortgage banking activities	5,909	5,274	3,047
Gain on sale of portfolio loans	0	2,803	0
Income from life insurance	2,273	2,261	2,044
Investment securities gains (losses)	638	(16)	4,749
Other income	725	427	331
Total noninterest income	29,152	28,309	28,539
Noninterest expenses
Salaries and employee benefits	44,002	43,350	39,495
Occupancy	4,731	4,760	4,325
Furniture and equipment	5,115	4,756	4,723
Data processing	4,061	3,574	3,599
Automated teller and interchange fees	1,202	1,057	1,015
Advertising and bank promotions	2,178	1,660	1,967
FDIC insurance	816	686	367
Other professional services	2,555	3,120	2,954
Directors' compensation	865	921	1,003
Taxes other than income	1,321	1,144	1,018
Intangible asset amortization	1,275	1,569	1,570
Merger related and branch consolidation expenses	0	1,310	8,964
Insurance claim (recovery) receivable write-off	0	(486)	615
Other operating expenses	6,020	6,659	5,685
Total noninterest expenses	74,141	74,080	77,300
Income before income tax expense	40,895	32,511	19,634
Income tax expense	8,014	6,048	2,710
Net income	$ 32,881	$ 26,463	$ 16,924
Per share information:
Basic earnings per share (in dollars per share)	$ 3.00	$ 2.42	$ 1.63
Diluted earnings per share (in dollars per share)	2.96	2.40	1.61
Dividends per share (in dollars per share)	$ 0.74	$ 0.68	$ 0.60