Loans, Receivables Past Due (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Analysis by portfolio segment of the entity's past due loans [Abstract]
30-59 Days Past Due	$ 407	$ 2,605
60-89 Days Past Due	346	168
90 Days + Past Due and Still Accruing	0	0
Non-Accrual Loans	5,828	5,316
Total Past Due	6,581	8,089
Current	787,464	780,616
Total Loans	794,045	788,705
Commercial [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30-59 Days Past Due	78	219
60-89 Days Past Due	0	0
90 Days + Past Due and Still Accruing	0	0
Non-Accrual Loans	19	52
Total Past Due	97	271
Current	130,624	125,921
Total Loans	130,721	126,192
Commercial real estate, portfolio [Member] | Construction and land development [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30-59 Days Past Due	0	417
60-89 Days Past Due	6	0
90 Days + Past Due and Still Accruing	0	0
Non-Accrual Loans	1,056	1,208
Total Past Due	1,062	1,625
Current	42,967	47,187
Total Loans	44,029	48,812
Commercial real estate, portfolio [Member] | Commercial real estate [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30-59 Days Past Due	0	1,120
60-89 Days Past Due	13	0
90 Days + Past Due and Still Accruing	0	0
Non-Accrual Loans	2,561	1,526
Total Past Due	2,574	2,646
Current	351,749	352,787
Total Loans	354,323	355,433
Residential real estate, portfolio [Member] | Residential [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30-59 Days Past Due	215	672
60-89 Days Past Due	291	168
90 Days + Past Due and Still Accruing	0	0
Non-Accrual Loans	1,804	2,130
Total Past Due	2,310	2,970
Current	166,655	158,063
Total Loans	168,965	161,033
Residential real estate, portfolio [Member] | Home equity [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30-59 Days Past Due	103	144
60-89 Days Past Due	36	0
90 Days + Past Due and Still Accruing	0	0
Non-Accrual Loans	379	397
Total Past Due	518	541
Current	89,170	90,772
Total Loans	89,688	91,313
Consumer [Member]
Analysis by portfolio segment of the entity's past due loans [Abstract]
30-59 Days Past Due	11	33
60-89 Days Past Due	0	0
90 Days + Past Due and Still Accruing	0	0
Non-Accrual Loans	9	3
Total Past Due	20	36
Current	6,299	5,886
Total Loans	$ 6,319	$ 5,922