Loans and Allowance for Credit Losses, Loan Portfolio Based on Internal Rating Category (Details) - USD ($) $ in Thousands		Jun. 30, 2023	Dec. 31, 2022
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		$ 1,278,839	$ 1,273,237
1 (Pass) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans			1,211,622
2 (Watch) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans			15,264
3 (Special Mention) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans			25,331
4 (Substandard) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans			21,020
Construction & Development [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		123,825	163,203
Construction & Development [Member] | 1 (Pass) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		123,028	163,203
Construction & Development [Member] | 2 (Watch) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
Construction & Development [Member] | 3 (Special Mention) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		797	0
Construction & Development [Member] | 4 (Substandard) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
1 - 4 Family Real Estate [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		88,026	76,928
1 - 4 Family Real Estate [Member] | 1 (Pass) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		88,026	76,928
1 - 4 Family Real Estate [Member] | 2 (Watch) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
1 - 4 Family Real Estate [Member] | 3 (Special Mention) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
1 - 4 Family Real Estate [Member] | 4 (Substandard) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
Commercial Real Estate - Other [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		487,850	439,001
Commercial Real Estate - Other [Member] | 1 (Pass) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		473,098	397,295
Commercial Real Estate - Other [Member] | 2 (Watch) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	14,976
Commercial Real Estate - Other [Member] | 3 (Special Mention) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		14,612	24,747
Commercial Real Estate - Other [Member] | 4 (Substandard) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		140	1,983
Commercial & Industrial [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans	[1]	503,749	513,011
Commercial & Industrial [Member] | 1 (Pass) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		478,101	493,412
Commercial & Industrial [Member] | 2 (Watch) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
Commercial & Industrial [Member] | 3 (Special Mention) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		6,300	584
Commercial & Industrial [Member] | 4 (Substandard) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		19,348	19,015
Agricultural [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		60,204	66,145
Agricultural [Member] | 1 (Pass) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		59,987	65,857
Agricultural [Member] | 2 (Watch) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		217	288
Agricultural [Member] | 3 (Special Mention) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
Agricultural [Member] | 4 (Substandard) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
Consumer [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		15,185	14,949
Consumer [Member] | 1 (Pass) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		15,076	14,927
Consumer [Member] | 2 (Watch) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
Consumer [Member] | 3 (Special Mention) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		0	0
Consumer [Member] | 4 (Substandard) [Member]
Loans Portfolio based on Internal Rating [Abstract]
Gross loans		$ 109	$ 22

[1] The $9.89 million and $9.92 million that is greater than 90 days past due as of June 30, 2023 and December 31, 2022, respectively, consists of a single loan that is well collateralized and for which collection is being diligently pursued.