Loans and Allowance for Loan Losses, Age Analysis of Past Due Loans Receivable (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2013
Age analysis of past due loans receivable [Abstract]
30 to 59 Days Past Due	$ 3,178	$ 4,206
60 to 89 Days Past Due	2,366	1,568
90 Days or More Past Due	4,992	9,638
Total Past Due	10,536	15,412
Current	427,337	435,965
Loans receivable, ending balance	437,873	451,377
Carrying Amount > 90 Days and Accruing	4,059	8,423
Nonaccruals	2,233	2,184	5,060
Commercial and Industrial [Member]
Age analysis of past due loans receivable [Abstract]
30 to 59 Days Past Due	170	409
60 to 89 Days Past Due	0	69
90 Days or More Past Due	25	161
Total Past Due	195	639
Current	24,381	24,107
Loans receivable, ending balance	24,576	24,746
Carrying Amount > 90 Days and Accruing	0	0
Nonaccruals	263	379
Commercial Real Estate [Member]
Age analysis of past due loans receivable [Abstract]
30 to 59 Days Past Due	517	426
60 to 89 Days Past Due	0	0
90 Days or More Past Due	106	442
Total Past Due	623	868
Current	163,361	175,452
Loans receivable, ending balance	163,984	176,320
Carrying Amount > 90 Days and Accruing	0	0
Nonaccruals	106	442
Construction and Land [Member]
Age analysis of past due loans receivable [Abstract]
30 to 59 Days Past Due	0	5
60 to 89 Days Past Due	148	0
90 Days or More Past Due	3	338
Total Past Due	151	343
Current	37,202	32,464
Loans receivable, ending balance	37,353	32,807
Carrying Amount > 90 Days and Accruing	0	338
Nonaccruals	0	0
Consumer [Member]
Age analysis of past due loans receivable [Abstract]
30 to 59 Days Past Due	0	18
60 to 89 Days Past Due	5	0
90 Days or More Past Due	0	0
Total Past Due	5	18
Current	3,571	3,792
Loans receivable, ending balance	3,576	3,810
Carrying Amount > 90 Days and Accruing	0	0
Nonaccruals	0	0
Residential Real Estate [Member]
Age analysis of past due loans receivable [Abstract]
30 to 59 Days Past Due	471	0
60 to 89 Days Past Due	880	738
90 Days or More Past Due	799	780
Total Past Due	2,150	1,518
Current	140,143	140,738
Loans receivable, ending balance	142,293	142,256
Carrying Amount > 90 Days and Accruing	0	168
Nonaccruals	1,864	1,363
Home Equity Line of Credit [Member]
Age analysis of past due loans receivable [Abstract]
30 to 59 Days Past Due	169	497
60 to 89 Days Past Due	315	0
90 Days or More Past Due	0	0
Total Past Due	484	497
Current	43,494	42,979
Loans receivable, ending balance	43,978	43,476
Carrying Amount > 90 Days and Accruing	0	0
Nonaccruals	0	0
Student US Government Guaranteed [Member]
Age analysis of past due loans receivable [Abstract]
30 to 59 Days Past Due	1,851	2,851
60 to 89 Days Past Due	1,018	761
90 Days or More Past Due	4,059	7,917
Total Past Due	6,928	11,529
Current	15,185	16,433
Loans receivable, ending balance	22,113	27,962
Carrying Amount > 90 Days and Accruing	4,059	7,917
Nonaccruals		$ 0