Loans and Allowance for Loan Losses, Loan Portfolio Aging Analysis of Recorded Investment in Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	$ 4,311	$ 702
Current	834,777	707,966
Total	839,088	708,668
Total Loans > 90 Days & Accruing	1,960	612
30-59 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	2,351	90
60-89 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Greater than 90 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	1,960	612
Construction & Development [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	714	0
Current	107,141	70,628
Total	107,855	70,628
Total Loans > 90 Days & Accruing	0	0
Construction & Development [Member] | 30-59 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	714	0
Construction & Development [Member] | 60-89 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Construction & Development [Member] | Greater than 90 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
1 - 4 Family Real Estate [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Current	29,079	34,160
Total	29,079	34,160
Total Loans > 90 Days & Accruing	0	0
1 - 4 Family Real Estate [Member] | 30-59 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
1 - 4 Family Real Estate [Member] | 60-89 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
1 - 4 Family Real Estate [Member] | Greater than 90 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Commercial Real Estate - Other [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	3,404	0
Current	287,085	273,278
Total	290,489	273,278
Total Loans > 90 Days & Accruing	1,960	0
Commercial Real Estate - Other [Member] | 30-59 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	1,444	0
Commercial Real Estate - Other [Member] | 60-89 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Commercial Real Estate - Other [Member] | Greater than 90 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	1,960	0
Commercial & Industrial [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	14
Current	351,248	260,748
Total	351,248	260,762
Total Loans > 90 Days & Accruing	0	14
Commercial & Industrial [Member] | 30-59 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Commercial & Industrial [Member] | 60-89 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Commercial & Industrial [Member] | Greater than 90 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	14
Agricultural [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	598
Current	50,519	57,347
Total	50,519	57,945
Total Loans > 90 Days & Accruing	0	598
Agricultural [Member] | 30-59 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Agricultural [Member] | 60-89 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Agricultural [Member] | Greater than 90 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	598
Consumer [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	193	90
Current	9,705	11,805
Total	9,898	11,895
Total Loans > 90 Days & Accruing	0	0
Consumer [Member] | 30-59 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	193	90
Consumer [Member] | 60-89 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Consumer [Member] | Greater than 90 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	$ 0	$ 0