Loans and Allowance for Loan Losses (Details 1) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Summary of balance of the allowance for loan losses and the recorded investment in loans
Beginning balance	$ 7,679	$ 7,205	$ 7,725	$ 6,990
Charge Offs	(69)	(2)	(120)	(96)
Recoveries	15	247	20	306
Provision	200		200	250
Ending Balance	7,825	7,450	7,825	7,450
Allowance: Ending balance: individually evaluated for impairment	220		220		$ 300
Allowance: Ending balance: collectively evaluated for impairment	7,605		7,605		7,425
Loans: Ending balance: individually evaluated for impairment	3,329		3,329		3,795
Loans: Ending balance: collectively evaluated for impairment	647,839		647,839		640,303
Commercial & Industrial [Member]
Summary of balance of the allowance for loan losses and the recorded investment in loans
Beginning balance	998	925	1,204	914
Charge Offs	(50)		(50)	(92)
Recoveries	5	212	6	247
Provision	42		(165)	68
Ending Balance	995	1,137	995	1,137
Allowance: Ending balance: individually evaluated for impairment					50
Allowance: Ending balance: collectively evaluated for impairment	995		995		1,154
Loans: Ending balance: individually evaluated for impairment					50
Loans: Ending balance: collectively evaluated for impairment	106,898		106,898		108,702
Commercial RE & Construction [Member]
Summary of balance of the allowance for loan losses and the recorded investment in loans
Beginning balance	3,196	4,120	3,321	3,886
Charge Offs
Recoveries	2	6	2	6
Provision	254		129	234
Ending Balance	3,452	4,126	3,452	4,126
Allowance: Ending balance: individually evaluated for impairment	96		96		119
Allowance: Ending balance: collectively evaluated for impairment	3,356		3,356		3,202
Loans: Ending balance: individually evaluated for impairment	1,424		1,424		1,578
Loans: Ending balance: collectively evaluated for impairment	294,692		294,692		282,506
Agricultural & Farmland [Member]
Summary of balance of the allowance for loan losses and the recorded investment in loans
Beginning balance	469	188	347	204
Charge Offs
Recoveries	1	1	2	1
Provision	42		163	(16)
Ending Balance	512	189	512	189
Allowance: Ending balance: individually evaluated for impairment
Allowance: Ending balance: collectively evaluated for impairment	512		512		347
Loans: Ending balance: individually evaluated for impairment
Loans: Ending balance: collectively evaluated for impairment	52,107		52,107		52,475
Residential Real Estate [Member]
Summary of balance of the allowance for loan losses and the recorded investment in loans
Beginning balance	2,013	1,342	1,963	1,312
Charge Offs			(22)
Recoveries	4		4
Provision	(29)		43	30
Ending Balance	1,988	1,342	1,988	1,342
Allowance: Ending balance: individually evaluated for impairment	117		117		124
Allowance: Ending balance: collectively evaluated for impairment	1,871		1,871		1,839
Loans: Ending balance: individually evaluated for impairment	1,675		1,675		1,919
Loans: Ending balance: collectively evaluated for impairment	135,539		135,539		140,533
Consumer & Other [Member]
Summary of balance of the allowance for loan losses and the recorded investment in loans
Beginning balance	1,003	630	890	674
Charge Offs	(19)	(2)	(48)	(4)
Recoveries	3	28	6	52
Provision	(109)		30	(66)
Ending Balance	878	$ 656	878	$ 656
Allowance: Ending balance: individually evaluated for impairment	7		7		7
Allowance: Ending balance: collectively evaluated for impairment	871		871		883
Loans: Ending balance: individually evaluated for impairment	230		230		248
Loans: Ending balance: collectively evaluated for impairment	$ 58,603		$ 58,603		$ 56,087

A valuation allowance for financing receivables that are expected to be uncollectible.

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

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Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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Amount of recovery of financing receivables doubtful of collection that were previously charged off.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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Amount of direct write-downs of financing receivables charged against the allowance.

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The balance of financing receivables that were collectively evaluated for impairment.

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The balance of financing receivables that were individually evaluated for impairment.

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- Definition

Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.11)
-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585

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