CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Interest income
Interest and fees on loans and leases	$ 147,208	$ 143,383	$ 137,237
Interest and dividends on investments	17,158	14,704	12,476
Interest on deposits with others	902	1,207	4,909
Total interest income	165,268	159,294	154,622
Interest expense
Deposits	4,017	9,113	12,640
Borrowed funds	0	0	0
Subordinated debentures	315	378	554
Total interest expense	4,332	9,491	13,194
Net interest income	160,936	149,803	141,428
Provision for credit losses	1,910	4,500	200
Net interest income after provision for credit losses	159,026	145,303	141,228
Noninterest income
Card processing	6,959	5,536	5,120
Service charges on deposit accounts	2,972	2,637	3,673
Increase in cash surrender value of BOLI	2,175	2,088	2,031
Gain on sale of investment securities	2,554	40	1
Net gain on deferred compensation investments	2,614	1,777	2,625
Other	3,782	2,976	2,877
Total noninterest income	21,056	15,054	16,327
Noninterest expense
Salaries and employee benefits	63,860	56,950	55,250
Net gain on deferred compensation benefits	2,614	1,777	2,625
Occupancy	4,675	4,640	4,295
Data Processing	4,967	4,994	4,921
FDIC insurance	1,237	517	624
Marketing	1,097	922	1,254
Legal	140	128	2,347
Other	13,171	12,478	10,926
Total noninterest expense	91,761	82,406	82,242
INCOME BEFORE INCOME TAXES	88,321	77,951	75,313
Income tax expense	21,985	19,217	19,277
NET INCOME	$ 66,336	$ 58,734	$ 56,036
Earnings per common share:
Basic (in dollars per share)	$ 84.01	$ 74.03	$ 71.18
Diluted (in dollars per share)	$ 84.01	$ 74.03	$ 71.18