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Loans and Allowance for Credit Losses, Summary of Loans (Details) - USD ($) $ in Thousands		Sep. 30, 2023	Jun. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Dec. 31, 2021
Summary of loans [Abstract]
Gross loans		$ 1,395,933		$ 1,273,237
Less allowance for credit losses		(20,649)	$ (16,377)	(14,734)	$ (13,153)	$ (10,819)	$ (10,316)
Less deferred loan fees		(3,156)		(2,781)
Net loans		1,372,128		1,255,722
Construction & Development [Member]
Summary of loans [Abstract]
Gross loans		139,053		163,203
Less allowance for credit losses		(1,481)	(1,592)	(1,889)	(2,258)	(1,792)	(1,695)
1 - 4 Family Real Estate [Member]
Summary of loans [Abstract]
Gross loans		91,540		76,928
Less allowance for credit losses		(1,146)	(1,116)	(890)	(799)	(649)	(630)
Commercial Real Estate - Other [Member]
Summary of loans [Abstract]
Gross loans		516,975		439,001
Less allowance for credit losses		(6,729)	(6,089)	(5,080)	(3,962)	(3,216)	(3,399)
Commercial Real Estate [Member]
Summary of loans [Abstract]
Gross loans		747,568		679,132
Less allowance for credit losses				(7,859)
Commercial & Industrial [Member]
Summary of loans [Abstract]
Gross loans	[1]	568,684		513,011
Less allowance for credit losses		(10,430)	(6,712)	(5,937)	(5,278)	(4,449)	(3,621)
Commercial & Industrial [Member] | PPP Loans [Member]
Summary of loans [Abstract]
Gross loans		2,000		2,600
Agricultural [Member]
Summary of loans [Abstract]
Gross loans		64,688		66,145
Less allowance for credit losses		(609)	(601)	(765)	(695)	(558)	(730)
Consumer [Member]
Summary of loans [Abstract]
Gross loans		14,993		14,949
Less allowance for credit losses		$ (254)	$ (267)	$ (173)	$ (161)	$ (155)	$ (241)
[1] The $9.78 million and $9.92 million that is greater than 90 days past due as of September 30, 2023 and December 31, 2022, respectively, consists of a single borrower that is well collateralized and for which collection is being diligently pursued.

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