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Loans Past Due Analysis (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	$ 418,855	$ 399,637
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	574	2,855
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	112	0
Financing Receivable, Recorded Investment, Total Still Accruing	419,541	402,492
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, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	47,807	54,106
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	37	168
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	47,844	54,274
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, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	40,886	36,483
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	0	210
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	112	0
Financing Receivable, Recorded Investment, Total Still Accruing	40,998	36,693
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, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	47,586	51,832
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	182	201
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	47,768	52,033
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, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	150,891	139,710
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	0	0
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	150,891	139,710
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, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	198,477	191,542
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	182	201
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	198,659	191,743
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, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	70,929	64,713
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	301	1,736
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	71,230	66,449
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, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	46,414	40,503
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	34	495
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	46,448	40,998
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, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	117,343	105,216
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	335	2,231
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	117,678	107,447
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, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	14,342	12,290
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	20	45
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	14,362	12,335
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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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.

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