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Loans and Allowance for Loan Losses (Details 6) - USD ($) $ in Thousands		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	$ 6,358	$ 2,905
Loans Not Past Due		795,690	406,168
Loans (Note 3)		802,048	409,073	$ 398,785
30 to 59 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	3,129	1,647
60 to 89 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	684	526
Greater Than 90 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	2,545	732
Agricultural [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	68
Loans Not Past Due		57,271	49,109
Loans (Note 3)		57,339	49,109	48,464
Agricultural [Member] | 60 to 89 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	68
Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	816	5
Loans Not Past Due		147,267	91,401
Loans (Note 3)		148,083	91,406	104,386
Commercial and Industrial [Member] | 30 to 59 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	542	5
Commercial and Industrial [Member] | 60 to 89 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	15
Commercial and Industrial [Member] | Greater Than 90 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	259
Consumer [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	151	200
Loans Not Past Due		38,703	24,182
Loans (Note 3)		38,854	24,382	24,513
Consumer [Member] | 30 to 59 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	121	149
Consumer [Member] | 60 to 89 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	19	40
Consumer [Member] | Greater Than 90 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	11	11
Commercial Real Estate [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	1,882	73
Loans Not Past Due		324,497	139,380
Loans (Note 3)		326,379	139,453	123,487
Commercial Real Estate [Member] | Greater Than 90 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	1,882	73
Construction Real Estate [Member]
Financing Receivable, Past Due [Line Items]
Loans Not Past Due		13,411	8,843
Loans (Note 3)		13,411	8,843	6,613
Residential Real Estate [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	3,441	2,627
Loans Not Past Due		214,541	93,253
Loans (Note 3)		217,982	95,880	$ 91,322
Residential Real Estate [Member] | 30 to 59 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	2,466	1,493
Residential Real Estate [Member] | 60 to 89 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	582	486
Residential Real Estate [Member] | Greater Than 90 Days [Member]
Financing Receivable, Past Due [Line Items]
Past Due Total	[1]	$ 393	$ 648
[1] Includes nonaccrual loans.

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