Loans and Allowance for Loan Losses (Details 6) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Aging information for the Company's past due and non-accrual loans
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	$ 61	$ 6
Financing Receivable, Recorded Investment, Nonaccrual Status	3,587	4,418
Loans	947,771	865,080
Current or Less Than 30 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	941,320	857,045
30 - 89 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	2,803	3,611
Commercial, financial, and agricultural
Aging information for the Company's past due and non-accrual loans
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	1
Financing Receivable, Recorded Investment, Nonaccrual Status	1,157	308
Loans	172,274	149,091
Commercial, financial, and agricultural \| Current or Less Than 30 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	170,674	148,597
Commercial, financial, and agricultural \| 30 - 89 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	443	185
Residential real estate \| Construction
Aging information for the Company's past due and non-accrual loans
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans	17,066	16,895
Residential real estate \| Construction \| Current or Less Than 30 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	16,815	16,895
Residential real estate \| Construction \| 30 - 89 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	251	0
Residential real estate \| Mortgage
Aging information for the Company's past due and non-accrual loans
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	60	0
Financing Receivable, Recorded Investment, Nonaccrual Status	1,704	2,322
Loans	256,786	256,086
Residential real estate \| Mortgage \| Current or Less Than 30 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	253,884	251,253
Residential real estate \| Mortgage \| 30 - 89 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	1,138	2,511
Commercial real estate \| Construction
Aging information for the Company's past due and non-accrual loans
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing		0
Financing Receivable, Recorded Investment, Nonaccrual Status	51	102
Loans	48,743	33,943
Commercial real estate \| Construction \| Current or Less Than 30 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	48,692	33,776
Commercial real estate \| Construction \| 30 - 89 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	0	65
Commercial real estate \| Mortgage
Aging information for the Company's past due and non-accrual loans
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Nonaccrual Status	559	1,542
Loans	423,779	385,869
Commercial real estate \| Mortgage \| Current or Less Than 30 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	422,409	383,684
Commercial real estate \| Mortgage \| 30 - 89 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	811	643
Installment and other consumer
Aging information for the Company's past due and non-accrual loans
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	1	5
Financing Receivable, Recorded Investment, Nonaccrual Status	116	144
Loans	29,123	23,196
Installment and other consumer \| Current or Less Than 30 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	28,846	22,840
Installment and other consumer \| 30 - 89 Days Past Due
Aging information for the Company's past due and non-accrual loans
Financing receivable, recorded investment, past due	$ 160	$ 207

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

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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+ References

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- Definition

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+ 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 7A
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953401-111524

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=65884687&loc=d3e4428-111522

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