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Loans and Allowance for Loan Losses (Details 5) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2016 USD ($) Number	Dec. 31, 2015 USD ($) Number
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 1,792	$ 2,168
Troubled Debt Restructurings [Member]
Troubled debt restructurings, Number of loans | Number	17	14
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 892	$ 655
Financing Receivable, Modifications, Recorded Investment, Accruing Balance	$ 4,285	$ 4,669
Municipal Loans [Member] | Troubled Debt Restructurings [Member]
Troubled debt restructurings, Number of loans | Number	2	2
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 0	$ 0
Financing Receivable, Modifications, Recorded Investment, Accruing Balance	345	591
Commercial Loan [Member]
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 90	$ 583
Commercial Loan [Member] | Troubled Debt Restructurings [Member]
Troubled debt restructurings, Number of loans | Number	2	1
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 0	$ 0
Financing Receivable, Modifications, Recorded Investment, Accruing Balance	$ 24	$ 37
Construction Loans [Member] | Troubled Debt Restructurings [Member]
Troubled debt restructurings, Number of loans | Number	4	4
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 590	$ 600
Financing Receivable, Modifications, Recorded Investment, Accruing Balance	$ 1,404	$ 1,606
Agriculture loan [Member] | Troubled Debt Restructurings [Member]
Troubled debt restructurings, Number of loans | Number	4	2
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 302	$ 0
Financing Receivable, Modifications, Recorded Investment, Accruing Balance	45	50
Residential Real Estate [Member]
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 122	$ 749
Residential Real Estate [Member] | Troubled Debt Restructurings [Member]
Troubled debt restructurings, Number of loans | Number	2	2
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 0	$ 55
Financing Receivable, Modifications, Recorded Investment, Accruing Balance	187	3
Commercial Real Estate [Member]
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 237	$ 47
Commercial Real Estate [Member] | Troubled Debt Restructurings [Member]
Troubled debt restructurings, Number of loans | Number	3	3
Financing Receivable, Modifications, Recorded Investment, Non Accrual Balance	$ 0	$ 0
Financing Receivable, Modifications, Recorded Investment, Accruing Balance	$ 2,280	$ 2,382

X

- Definition

The amount of the outstanding recorded investment related to accruing balance of financing receivables that have been modified by troubled debt restructurings.

+ References

No definition available.

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953676-111524

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- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Recorded Investment
-URI http://asc.fasb.org/extlink&oid=65880944

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5111-111524

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