Loans and Allowance for Loan Losses, Loan Portfolio Aging Analysis of Recorded Investment in Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	$ 481	$ 702
Current	839,724	707,966
Total	840,205	708,668
Total Loans > 90 Days & Accruing	0	612
30-59 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	475	90
60-89 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	6	0
Greater than 90 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	612
Construction & Development [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	0
Current	92,380	70,628
Total	92,380	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	0	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	29,675	34,160
Total	29,675	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	0	0
Current	285,609	273,278
Total	285,609	273,278
Total Loans > 90 Days & Accruing	0	0
Commercial Real Estate - Other [Member] | 30-59 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	0	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	0	0
Commercial & Industrial [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	335	14
Current	372,219	260,748
Total	372,554	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	329	0
Commercial & Industrial [Member] | 60-89 Days [Member]
Loan Portfolio Aging Analysis of Recorded Investment [Abstract]
Past due	6	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	57	598
Current	49,217	57,347
Total	49,274	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	57	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	89	90
Current	10,624	11,805
Total	10,713	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	89	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