Loans, Loan Portfolio by Loan Class (Details) $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($) Category	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Loan Portfolio by Loan Class [Abstract]
Loans	$ 867,901	$ 893,214
Allowance for loan losses	(13,952)	(15,416)	$ (12,356)
Net deferred origination fees and costs	(1,232)	(1,968)
Loans, net	$ 852,717	875,830
Minimum [Member]
Loan Portfolio by Loan Class [Abstract]
Delinquent loans revaluation period	3 months
Maximum [Member]
Loan Portfolio by Loan Class [Abstract]
Delinquent loans revaluation period	12 months
Commercial [Member]
Loan Portfolio by Loan Class [Abstract]
Loans	$ 135,894	255,926
Allowance for loan losses	$ (1,604)	(2,252)	(2,354)
Loan portfolio by segment	16.00%
Commercial [Member] \| Paycheck Protection Program [Member]
Loan Portfolio by Loan Class [Abstract]
Loans	$ 37,000	155,000
Commercial Real Estate [Member]
Loan Portfolio by Loan Class [Abstract]
Loans	526,924	454,053
Allowance for loan losses	$ (8,808)	(7,915)	(6,846)
Categories of loans \| Category	2
Loan portfolio by segment	60.00%
Agriculture [Member]
Loan Portfolio by Loan Class [Abstract]
Loans	$ 107,183	95,048
Allowance for loan losses	$ (1,482)	(3,834)	(2,054)
Loan portfolio by segment	12.00%
Residential Mortgage [Member]
Loan Portfolio by Loan Class [Abstract]
Loans	$ 76,160	64,497
Allowance for loan losses	$ (742)	(635)	(466)
Loan portfolio by segment	9.00%
Residential Construction [Member]
Loan Portfolio by Loan Class [Abstract]
Loans	$ 4,482	4,223
Allowance for loan losses	$ (74)	(128)	(201)
Loan portfolio by segment	1.00%
Consumer [Member]
Loan Portfolio by Loan Class [Abstract]
Loans	$ 17,258	19,467
Allowance for loan losses	$ (167)	$ (214)	$ (236)
Loan portfolio by segment	2.00%

Categories of commercial real estate loans.

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The time frame when revaluation can occur on delinquent loans depending on the underlying collateral and volatility of values, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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The percentage of the loan portfolio by segment.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount, before allowance for credit loss, of financing receivable.

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Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

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Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

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