Loans - Past Due (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Analysis by portfolio segment of the entity's past due loans [Abstract]
30- 59 Days Past Due	$ 995	$ 1,029
60-89 Days Past Due	899	861
90 Days Past Due and Still Accruing	0	0
Non- Accrual Loans	5,359	4,112
Total Past Due	7,253	6,002
Current	973,731	834,923
Total Loans	980,984	840,925	[1]
Commercial [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30- 59 Days Past Due	4	114
60-89 Days Past Due	0	165
90 Days Past Due and Still Accruing	0	0
Non- Accrual Loans	103	0
Total Past Due	107	279
Current	163,918	126,702
Total Loans	164,025	126,981
Construction and land development [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30- 59 Days Past Due	84	44
60-89 Days Past Due	0	269
90 Days Past Due and Still Accruing	0	0
Non- Accrual Loans	263	279
Total Past Due	347	592
Current	68,345	50,271
Total Loans	68,692	50,863
Commercial real estate [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30- 59 Days Past Due	137	257
60-89 Days Past Due	598	0
90 Days Past Due and Still Accruing	0	0
Non- Accrual Loans	2,651	3,010
Total Past Due	3,386	3,267
Current	421,018	388,205
Total Loans	424,404	391,472
Residential [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30- 59 Days Past Due	709	390
60-89 Days Past Due	235	325
90 Days Past Due and Still Accruing	0	0
Non- Accrual Loans	1,368	560
Total Past Due	2,312	1,275
Current	217,103	174,018
Total Loans	219,415	175,293
Home equity [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30- 59 Days Past Due	58	223
60-89 Days Past Due	32	60
90 Days Past Due and Still Accruing	0	0
Non- Accrual Loans	960	262
Total Past Due	1,050	545
Current	97,199	90,530
Total Loans	98,249	91,075
Consumer [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30- 59 Days Past Due	3	1
60-89 Days Past Due	34	42
90 Days Past Due and Still Accruing	0	0
Non- Accrual Loans	14	1
Total Past Due	51	44
Current	6,148	5,197
Total Loans	$ 6,199	$ 5,241

[1] Derived from audited consolidated financial statements.