Loans (Details 4) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Schedule of aging of past due and nonaccrual loans    
Current $ 338,110 $ 317,360
30 - 59 Days Past Due 1,649 2,496
60 - 89 Days Past Due 93 610
90 Days+ Past Due 265 581
Non-Accrual 3,740 2,908
Total Past Due and Non-Accrual 5,747 6,595
Total Loans 343,857 323,955
Commercial [Member]
    
Schedule of aging of past due and nonaccrual loans    
Current 94,597 89,365
30 - 59 Days Past Due 209 272
60 - 89 Days Past Due 0 28
90 Days+ Past Due 108 150
Non-Accrual 0 13
Total Past Due and Non-Accrual 317 463
Total Loans 94,914 89,828
Commercial real estate [Member]
    
Schedule of aging of past due and nonaccrual loans    
Current 110,829 103,828
30 - 59 Days Past Due 31 587
60 - 89 Days Past Due 0 250
90 Days+ Past Due 0 141
Non-Accrual 2,662 1,526
Total Past Due and Non-Accrual 2,693 2,504
Total Loans 113,522 106,332
Residential real estate [Member]
    
Schedule of aging of past due and nonaccrual loans    
Current 106,268 100,297
30 - 59 Days Past Due 1,175 1,443
60 - 89 Days Past Due 85 303
90 Days+ Past Due 157 282
Non-Accrual 904 1,193
Total Past Due and Non-Accrual 2,321 3,221
Total Loans 108,589 103,518
Construction & Land Development [Member]
    
Schedule of aging of past due and nonaccrual loans    
Current 20,409 17,885
30 - 59 Days Past Due 0 0
60 - 89 Days Past Due 0 0
90 Days+ Past Due 0 0
Non-Accrual 174 176
Total Past Due and Non-Accrual 174 176
Total Loans 20,583 6,216
Consumer [Member]
    
Schedule of aging of past due and nonaccrual loans    
Current 6,007 5,985
30 - 59 Days Past Due 234 194
60 - 89 Days Past Due 8 29
90 Days+ Past Due 0 8
Non-Accrual 0 0
Total Past Due and Non-Accrual 242 231
Total Loans $ 6,249 $ 18,061