Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Interest Income
Loans	$ 205,751	$ 186,269	$ 204,964
Investment securities and other	21,226	12,404	12,739
Total Interest Income	226,977	198,673	217,703
Interest Expense
Deposits	20,676	13,102	32,431
Securities sold under reverse repurchase agreements	324	37	31
Short-term borrowings, overnight FHLBank borrowings and other interest-bearing liabilities	1,066		644
Subordinated debentures issued to capital trust	875	448	628
Subordinated notes	4,422	7,165	6,831
Total Interest Expense	27,363	20,752	40,565
Net Interest Income	199,614	177,921	177,138
Provision (Credit) for Credit Losses on Loans	3,000	(6,700)	15,871
Provision for Unfunded Commitments	3,187	939	0
Net Interest Income After Provision (Credit) for Credit Losses and Provision for Unfunded Commitments	193,427	183,682	161,267
Non-interest Income
Commissions	1,208	1,263	892
Overdraft and insufficient funds fees	7,872	6,686	6,481
Point-of-sale and ATM fee income and service charges	15,705	15,029	12,203
Net gain on loan sales	2,584	9,463	8,089
Net realized gain (loss) on sales of available-for-sale securities	(130)		78
Late charges and fees on loans	1,182	1,434	1,419
Gain (loss) on derivative interest rate products	321	312	(264)
Other income	5,399	4,130	6,152
Total Noninterest Income	34,141	38,317	35,050
Non-interest Expense
Salaries and employee benefits	75,300	70,290	70,810
Net occupancy and equipment expense	28,471	29,163	27,582
Postage	3,379	3,164	3,069
Insurance	3,197	3,061	2,405
Advertising	3,261	3,072	2,631
Office supplies and printing	867	848	1,016
Telephone	3,170	3,458	3,794
Legal, audit and other professional fees	6,330	6,555	2,378
Expense on other real estate and repossessions	359	627	2,023
Acquired deposit intangible asset amortization	768	863	1,154
Other operating expenses	8,264	6,534	6,363
Total Noninterest Expense	133,366	127,635	123,225
Income Before Income Taxes	94,202	94,364	73,092
Provision for Income Taxes	18,254	19,737	13,779
Net Income	$ 75,948	$ 74,627	$ 59,313
Earnings Per Common Share
Basic	$ 6.07	$ 5.50	$ 4.22
Diluted	6.02	5.46	4.21
Dividends Declared Per Common Share	$ 1.56	$ 1.40	$ 2.36