Loans - Impaired Loans Individually Evaluated (Details 8) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
With an allowance recorded
Related allowance	$ 433	$ 468
Total
Recorded investment	9,292	7,101
Unpaid principal balance	9,309	7,106
Commercial & Industrial [Member]
With no related allowance recorded
Recorded investment	1,433	1,424
Unpaid principal balance	1,442	1,424
With an allowance recorded
Recorded investment	2,210	502
Unpaid principal balance	2,211	502
Related allowance	261	373
Total
Recorded investment	3,643	1,926
Unpaid principal balance	3,653	1,926
Real Estate Portfolio Segment [Member]
Total
Recorded investment	1,029	173
Unpaid principal balance	1,034	173
Owner occupied commercial real estate [Member]
With no related allowance recorded
Recorded investment	1,029	173
Unpaid principal balance	1,034	173
Commerical real estate [Member]
With no related allowance recorded
Recorded investment	547	2,506
Unpaid principal balance	547	2,510
Total
Recorded investment	547	2,506
Unpaid principal balance	547	2,510
Construction, land & land development [Member]
With no related allowance recorded
Recorded investment	2,430	969
Unpaid principal balance	2,431	969
Total
Recorded investment	2,430	969
Unpaid principal balance	2,431	969
Residential mortgage [Member]
With no related allowance recorded
Recorded investment	1,263	1,277
Unpaid principal balance	1,264	1,277
With an allowance recorded
Recorded investment	228
Unpaid principal balance	228
Related allowance	172
Total
Recorded investment	1,491	1,277
Unpaid principal balance	1,492	1,277
Consumer and other [Member]
With no related allowance recorded
Recorded investment	152	155
Unpaid principal balance	152	156
With an allowance recorded
Recorded investment		95
Unpaid principal balance		95
Related allowance		95
Total
Recorded investment	152	250
Unpaid principal balance	$ 152	$ 251

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