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Securities (Narrative) (Details) (USD $)
9 Months Ended
Sep. 30, 2013
Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]    
Carrying value of pledged assets $ 33,957,000 $ 30,785,000
Securities impairment charge $ 0  
Equity securities [Member]
   
Schedule of Available-for-sale Securities [Line Items]    
Securities in Unrealized Loss Positions for 12 Months or More 8  
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Severity There were eight equity securities that were in an unrealized loss position on September 30, 2013, and have carried unrealized losses for 12 months or more. Individually, none of these eight equity securities have significant unrealized losses and each has increased in value during the first nine months of 2013.  
Debt securities [Member]
   
Schedule of Available-for-sale Securities [Line Items]    
Securities in Unrealzied Loss Position 92  
Percentage of securities depreciated from their amortized cost basis 2.20%  
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Severity There are 92 debt securities that were in an unrealized loss position on September 30, 2013, and three that had an unrealized loss for more than 12 months. These securities depreciated 2.2% from their amortized cost basis. The unrealized losses noted above are considered to be temporary impairments.  
Obligations of U.S. Government agencies and corporations [Member]
   
Schedule of Available-for-sale Securities [Line Items]    
Investment Portfolio Percentage 63.00%  
Obligations of State and Political Subdivisions [Member]
   
Schedule of Available-for-sale Securities [Line Items]    
Investment Portfolio Percentage 35.00%  
Maturity term 5 years  
Mortgage-backed securities [Member]
   
Schedule of Available-for-sale Securities [Line Items]    
Investment Portfolio Percentage 2.00%