Fair Value Measurements (Fair Value Measurements by Level of Valuation Inputs) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Securities available for sale	$ 128,153	$ 122,338
Impaired loans	9,260	7,662
Other real estate owned	445	428
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	80,271	72,817
Obligations of State and Political Subdivisions [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Securities available for sale	44,682	45,976
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	80,271	72,817
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	44,682	45,976
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	2,003	2,526
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	1,197	1,019
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	1,197	1,019
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	80,271	72,817
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	44,682	45,976
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	2,003	2,526
Measured at fair value on a non-recurring basis
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Impaired loans	3,106	2,056
Other real estate owned	50	50
Mortgage servicing rights	146	98
Measured at fair value on a non-recurring basis | (Level 3) Significant Other Unobservable Inputs [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Impaired loans	3,106	2,056
Other real estate owned	50	50
Mortgage servicing rights	$ 146	$ 98