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Fair Value Measurement (Fair Value Measurements by Level of Valuation Inputs) (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Jun. 30, 2014
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale $ 138,348 $ 142,903  
Impaired loans 5,681 6,553  
Other real estate owned 558 232  
Transfer of assets between Level 1 and Level 2     $ 0
Obligations of U.S. Government Agencies and Corporations [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 36,828 50,101  
Obligations of State and Political Subdivisions [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 32,894 35,873  
Measured at Fair Value on a Recurring Basis [Member] | Obligations of U.S. Government Agencies and Corporations [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 36,828 50,101  
Measured at Fair Value on a Recurring Basis [Member] | Obligations of State and Political Subdivisions [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 32,894 35,873  
Measured at Fair Value on a Recurring Basis [Member] | Mortgage-Backed Securities [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 67,054 55,429  
Measured at Fair Value on a Recurring Basis [Member] | Equity Securities [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 1,572 1,500  
Measured at Fair Value on a Recurring Basis [Member] | (Level 1) Quoted Prices in Active Markets for Identical Assets [Member] | Equity Securities [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 1,572 1,500  
Measured at Fair Value on a Recurring Basis [Member] | (Level 2) Significant Other Observable Inputs [Member] | Obligations of U.S. Government Agencies and Corporations [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 36,828 50,101  
Measured at Fair Value on a Recurring Basis [Member] | (Level 2) Significant Other Observable Inputs [Member] | Obligations of State and Political Subdivisions [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 32,894 35,873  
Measured at Fair Value on a Recurring Basis [Member] | (Level 2) Significant Other Observable Inputs [Member] | Mortgage-Backed Securities [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Securities available for sale 67,054 55,429  
Measured at Fair Value on a Non-Recurring Basis [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Impaired loans 2,676 3,370  
Mortgage servicing rights 204 193  
Measured at Fair Value on a Non-Recurring Basis [Member] | (Level 3) Significant Other Unobservable Inputs [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Impaired loans 2,676 3,370  
Mortgage servicing rights $ 204 $ 193