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Loans and Allowance for Loan Losses (Details 5) - USD ($) $ in Thousands		Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	$ 2,905	$ 1,659
Loans Not Past Due		406,168	397,126
Loans		409,073	398,785	$ 369,000
Loans 90 Days Past Due and Accruing			258
30 to 59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	1,647	842
60 to 89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	526	368
Greater Than 90 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	732	449
Agricultural [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]		83
Loans Not Past Due		49,109	48,381
Loans		49,109	48,464	44,614
Agricultural [Member] | Greater Than 90 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]		83
Commercial and Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	5	20
Loans Not Past Due		91,401	104,366
Loans		91,406	104,386	96,088
Commercial and Industrial [Member] | 30 to 59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	5	20
Consumer [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	200	181
Loans Not Past Due		24,182	24,332
Loans		24,382	24,513	21,596
Consumer [Member] | 30 to 59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	149	142
Consumer [Member] | 60 to 89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	40	38
Consumer [Member] | Greater Than 90 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	11	1
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	73	222
Loans Not Past Due		139,380	123,265
Loans		139,453	123,487	110,762
Commercial Real Estate [Member] | 30 to 59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]		95
Commercial Real Estate [Member] | 60 to 89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]		58
Commercial Real Estate [Member] | Greater Than 90 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	73	69
Construction Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due		8,843	6,613
Loans		8,843	6,613	6,153
Residential Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	2,627	1,153
Loans Not Past Due		93,253	90,169
Loans		95,880	91,322	$ 89,787
Loans 90 Days Past Due and Accruing			258
Residential Real Estate [Member] | 30 to 59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	1,493	585
Residential Real Estate [Member] | 60 to 89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	486	272
Residential Real Estate [Member] | Greater Than 90 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due Total	[1]	$ 648	$ 296
[1] Includes nonaccrual loans.

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- Definition

Recorded investment in financing receivables that are 90 days or more past due and still accruing.

+ References

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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