Loans - Classification of Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	$ 688,092	$ 685,775
Allowance for loan losses	(8,944)	(8,904)
Loans, net	679,148	676,871
Retail Residential Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	82,809	85,152
Commercial \| Commercial Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	92,004	80,287
Agriculture & AG RE \| Commercial Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	45,283	49,121
Construction, Land & Development \| Commercial Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	25,994	28,771
Commercial RE \| Commercial Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	438,933	439,326
1-4 family mortgages \| Retail Residential Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	82,809	85,152
Consumer \| Retail Residential Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	$ 3,069	$ 3,118

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

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Amount representing an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. Excludes amounts related to receivables held-for-sale.

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Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

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