Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Statutory rate applied to the pre-tax income	21.00%	21.00%	21.00%
Statutory Rate Times Pre-tax Income	$ 21,861	$ 21,766	$ 20,827
Add (Subtract) the Tax Effect of:
Income from Tax-exempt Loans and Investments	(4,008)	(4,951)	(5,223)
Non-deductible Merger Costs	50	0	177
State Income Tax, Net of Federal Tax Effect	2,782	1,651	1,923
General Business Tax Credits	(1,190)	(1,128)	(1,038)
Amortization of Tax Credit Investments	1,136	1,101	1,040
Company Owned Life Insurance	(432)	(363)	(476)
Other Differences	89	(317)	121
Total Income Taxes	$ 20,288	$ 17,759	$ 17,351