Fair Value Measurements (Schedule of Fair Value Measured on a Recurring Basis) (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Recurring Fair Value Measurements
Available-for-sale securities	$ 62,176	$ 70,709
U.S. government agencies [Member]
Recurring Fair Value Measurements
Available-for-sale securities	8	11
Mortgage-backed securities of government sponsored entities [Member]
Recurring Fair Value Measurements
Available-for-sale securities	50,736	58,614
State and political subdivisions [Member]
Recurring Fair Value Measurements
Available-for-sale securities	11,432	12,044
Private-label collateralized mortgage obligations [Member]
Recurring Fair Value Measurements
Available-for-sale securities		40
Fair Value, Measurements, Recurring [Member] | U.S. government agencies [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Recurring Fair Value Measurements
Available-for-sale securities
Fair Value, Measurements, Recurring [Member] | U.S. government agencies [Member] | Significant Other Observable Inputs (Level 2) [Member]
Recurring Fair Value Measurements
Available-for-sale securities	8	11
Fair Value, Measurements, Recurring [Member] | U.S. government agencies [Member] | Significant Unobservable Inputs (Level 3) [Member]
Recurring Fair Value Measurements
Available-for-sale securities
Fair Value, Measurements, Recurring [Member] | U.S. government agencies [Member] | Fair Value [Member]
Recurring Fair Value Measurements
Available-for-sale securities	8	11
Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities of government sponsored entities [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Recurring Fair Value Measurements
Available-for-sale securities
Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities of government sponsored entities [Member] | Significant Other Observable Inputs (Level 2) [Member]
Recurring Fair Value Measurements
Available-for-sale securities	50,736	58,614
Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities of government sponsored entities [Member] | Significant Unobservable Inputs (Level 3) [Member]
Recurring Fair Value Measurements
Available-for-sale securities
Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities of government sponsored entities [Member] | Fair Value [Member]
Recurring Fair Value Measurements
Available-for-sale securities	50,736	58,614
Fair Value, Measurements, Recurring [Member] | State and political subdivisions [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Recurring Fair Value Measurements
Available-for-sale securities
Fair Value, Measurements, Recurring [Member] | State and political subdivisions [Member] | Significant Other Observable Inputs (Level 2) [Member]
Recurring Fair Value Measurements
Available-for-sale securities	11,432	12,044
Fair Value, Measurements, Recurring [Member] | State and political subdivisions [Member] | Significant Unobservable Inputs (Level 3) [Member]
Recurring Fair Value Measurements
Available-for-sale securities
Fair Value, Measurements, Recurring [Member] | State and political subdivisions [Member] | Fair Value [Member]
Recurring Fair Value Measurements
Available-for-sale securities	$ 11,432	12,044
Fair Value, Measurements, Recurring [Member] | Private-label collateralized mortgage obligations [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Recurring Fair Value Measurements
Available-for-sale securities
Fair Value, Measurements, Recurring [Member] | Private-label collateralized mortgage obligations [Member] | Significant Other Observable Inputs (Level 2) [Member]
Recurring Fair Value Measurements
Available-for-sale securities		40
Fair Value, Measurements, Recurring [Member] | Private-label collateralized mortgage obligations [Member] | Significant Unobservable Inputs (Level 3) [Member]
Recurring Fair Value Measurements
Available-for-sale securities
Fair Value, Measurements, Recurring [Member] | Private-label collateralized mortgage obligations [Member] | Fair Value [Member]
Recurring Fair Value Measurements
Available-for-sale securities		$ 40