Fair Value (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Securities available for sale	$ 125,325	$ 120,206
U.S. Treasury and federal agency [Member]
Securities available for sale	4,248	3,967
U.S. government sponsored entities and agencies [Member]
Securities available for sale	23,044	28,162
Mortgage-backed securities: residential [Member]
Securities available for sale	12,859	22,724
Collateralized mortgage obligations: residential [Member]
Securities available for sale	42,552	22,475
State and political subdivisions [Member]
Securities available for sale	39,935	36,765
Corporate debt securities [Member]
Securities available for sale	240	3,761
Equity securities [Member]
Securities available for sale	2,447	2,352
Quoted Prices in Active Markets for Identical Assets, Level 1 [Member]
Securities available for sale	6,043	5,666
Quoted Prices in Active Markets for Identical Assets, Level 1 [Member] | U.S. Treasury and federal agency [Member]
Securities available for sale	4,248	3,967
Quoted Prices in Active Markets for Identical Assets, Level 1 [Member] | U.S. government sponsored entities and agencies [Member]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets, Level 1 [Member] | Mortgage-backed securities: residential [Member]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets, Level 1 [Member] | Collateralized mortgage obligations: residential [Member]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets, Level 1 [Member] | State and political subdivisions [Member]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets, Level 1 [Member] | Corporate debt securities [Member]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets, Level 1 [Member] | Equity securities [Member]
Securities available for sale	1,795	1,699
Significant Other Observable Inputs, Level 2 [Member]
Securities available for sale	118,630	113,887
Significant Other Observable Inputs, Level 2 [Member] | U.S. Treasury and federal agency [Member]
Securities available for sale	0	0
Significant Other Observable Inputs, Level 2 [Member] | U.S. government sponsored entities and agencies [Member]
Securities available for sale	23,044	28,162
Significant Other Observable Inputs, Level 2 [Member] | Mortgage-backed securities: residential [Member]
Securities available for sale	12,859	22,724
Significant Other Observable Inputs, Level 2 [Member] | Collateralized mortgage obligations: residential [Member]
Securities available for sale	42,552	22,475
Significant Other Observable Inputs, Level 2 [Member] | State and political subdivisions [Member]
Securities available for sale	39,935	36,765
Significant Other Observable Inputs, Level 2 [Member] | Corporate debt securities [Member]
Securities available for sale	240	3,761
Significant Other Observable Inputs, Level 2 [Member] | Equity securities [Member]
Securities available for sale	0	0
Significant Unobservable Inputs, Level 3 [Member]
Securities available for sale	652	653
Significant Unobservable Inputs, Level 3 [Member] | U.S. Treasury and federal agency [Member]
Securities available for sale	0	0
Significant Unobservable Inputs, Level 3 [Member] | U.S. government sponsored entities and agencies [Member]
Securities available for sale	0	0
Significant Unobservable Inputs, Level 3 [Member] | Mortgage-backed securities: residential [Member]
Securities available for sale	0	0
Significant Unobservable Inputs, Level 3 [Member] | Collateralized mortgage obligations: residential [Member]
Securities available for sale	0	0
Significant Unobservable Inputs, Level 3 [Member] | State and political subdivisions [Member]
Securities available for sale	0	0
Significant Unobservable Inputs, Level 3 [Member] | Corporate debt securities [Member]
Securities available for sale	0	0
Significant Unobservable Inputs, Level 3 [Member] | Equity securities [Member]
Securities available for sale	$ 652	$ 653