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Loan Credit Quality Analysis (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	$ 406,535	$ 383,356
Financing Receivable, Recorded Investment, Special Mention	6,506	11,289
Financing Receivable Recorded Investment, Substandard Accruing	6,500	7,847
Financing Receivable, Recorded Investment, Nonaccrual Status	3,650	1,117
Loans and Leases Receivable, Gross, Carrying Amount	423,191	403,609	$ 395,224
Commercial and Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	43,379	49,550
Financing Receivable, Recorded Investment, Special Mention	4,136	4,348
Financing Receivable Recorded Investment, Substandard Accruing	329	376
Financing Receivable, Recorded Investment, Nonaccrual Status	81	55
Loans and Leases Receivable, Gross, Carrying Amount	47,925	54,329	52,868
Construction And Land Development Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	40,360	35,911
Financing Receivable, Recorded Investment, Special Mention	60	226
Financing Receivable Recorded Investment, Substandard Accruing	578	556
Financing Receivable, Recorded Investment, Nonaccrual Status	594	605
Loans and Leases Receivable, Gross, Carrying Amount	41,592	37,298	34,189
Commercial Real Estate Owner Occupied Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	47,260	49,900
Financing Receivable, Recorded Investment, Special Mention	284	1,905
Financing Receivable Recorded Investment, Substandard Accruing	224	228
Financing Receivable, Recorded Investment, Nonaccrual Status	677	263
Loans and Leases Receivable, Gross, Carrying Amount	48,445	52,296
Commercial Real Estate Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	150,577	136,801
Financing Receivable, Recorded Investment, Special Mention	37	2,253
Financing Receivable Recorded Investment, Substandard Accruing	277	656
Financing Receivable, Recorded Investment, Nonaccrual Status	2,113	0
Loans and Leases Receivable, Gross, Carrying Amount	153,004	139,710
Commercial Real Estate Loans, Total [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	197,837	186,701
Financing Receivable, Recorded Investment, Special Mention	321	4,158
Financing Receivable Recorded Investment, Substandard Accruing	501	884
Financing Receivable, Recorded Investment, Nonaccrual Status	2,790	263
Loans and Leases Receivable, Gross, Carrying Amount	201,449	192,006	190,077
Residential Real Estate Consumer Mortgage Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	65,983	59,646
Financing Receivable, Recorded Investment, Special Mention	1,407	1,912
Financing Receivable Recorded Investment, Substandard Accruing	3,840	4,891
Financing Receivable, Recorded Investment, Nonaccrual Status	185	40
Loans and Leases Receivable, Gross, Carrying Amount	71,415	66,489
Residential Real Estate Investment Property Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	44,839	39,348
Financing Receivable, Recorded Investment, Special Mention	485	624
Financing Receivable Recorded Investment, Substandard Accruing	1,124	1,026
Financing Receivable, Recorded Investment, Nonaccrual Status	0	154
Loans and Leases Receivable, Gross, Carrying Amount	46,448	41,152
Residential Real Estate Loans, Total [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	110,822	98,994
Financing Receivable, Recorded Investment, Special Mention	1,892	2,536
Financing Receivable Recorded Investment, Substandard Accruing	4,964	5,917
Financing Receivable, Recorded Investment, Nonaccrual Status	185	194
Loans and Leases Receivable, Gross, Carrying Amount	117,863	107,641	106,555
Consumer Installment and Revolving Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	14,137	12,200
Financing Receivable, Recorded Investment, Special Mention	97	21
Financing Receivable Recorded Investment, Substandard Accruing	128	114
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	$ 14,362	$ 12,335	$ 11,535

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Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 310



-SubTopic 10



-Section 50



-Paragraph 7



-Subparagraph (d)



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Reference 1: http://www.xbrl.org/2003/role/presentationRef



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