Fair Value Measurements (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Recurring Fair Value Measurements
Available-for-sale securities	$ 105,335	$ 103,625
U.S. government agencies [Member]
Recurring Fair Value Measurements
Available-for-sale securities	134	137
Mortgage-backed securities of government sponsored entities [Member]
Recurring Fair Value Measurements
Available-for-sale securities	81,782	80,357
Private-label collateralized mortgage obligations [Member]
Recurring Fair Value Measurements
Available-for-sale securities	679	704
State and political subdivisions [Member]
Recurring Fair Value Measurements
Available-for-sale securities	22,740	22,427
Fair Value measured on a Recurring Basis [Member] | Fair value [Member] | U.S. government agencies [Member]
Recurring Fair Value Measurements
Available-for-sale securities	34	137
Fair Value measured on a Recurring Basis [Member] | Fair value [Member] | Mortgage-backed securities of government sponsored entities [Member]
Recurring Fair Value Measurements
Available-for-sale securities	81,782	80,357
Fair Value measured on a Recurring Basis [Member] | Fair value [Member] | Private-label collateralized mortgage obligations [Member]
Recurring Fair Value Measurements
Available-for-sale securities	679	704
Fair Value measured on a Recurring Basis [Member] | Fair value [Member] | State and political subdivisions [Member]
Recurring Fair Value Measurements
Available-for-sale securities	22,740	22,427
Fair Value measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | U.S. government agencies [Member]
Recurring Fair Value Measurements
Available-for-sale securities	134	137
Fair Value measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Mortgage-backed securities of government sponsored entities [Member]
Recurring Fair Value Measurements
Available-for-sale securities	81,782	80,357
Fair Value measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Private-label collateralized mortgage obligations [Member]
Recurring Fair Value Measurements
Available-for-sale securities	679	704
Fair Value measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | State and political subdivisions [Member]
Recurring Fair Value Measurements
Available-for-sale securities	$ 22,740	$ 22,427