Fair Value Measurements, Recurring and Nonrecurring Basis (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	$ 155,639	$ 329,456
US Treasury Securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Obligations of U.S. Government agencies [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	15,024	37,088
Obligations of states and political subdivisions [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	47,100	43,774
Mortgage-backed securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	90,750	247,355
Money market investments [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	691	541
Corporate bond and other securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	2,074	698
Recurring [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	155,639	329,456
Recurring [Member] | Obligations of U.S. Government agencies [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	15,024	37,088
Recurring [Member] | Obligations of states and political subdivisions [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	47,100	43,774
Recurring [Member] | Mortgage-backed securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	90,750	247,355
Recurring [Member] | Money market investments [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	691	541
Recurring [Member] | Corporate bond and other securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	2,074	698
Nonrecurring [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	3,299	5,386
Foreclosed asset [Abstract]
Residential 1-4 family	457	676
Commercial	2,290	2,094
Construction	2,783	3,804
Total	5,530	6,574
Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	3,299	5,322
Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Residential 1-4 Family [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	2,455	3,009
Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Commercial [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	800	2,271
Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Construction [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Second Mortgages [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	44	42
Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Equity Line of Credit [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Nonrecurring [Member] | Commercial Loans [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	64
Nonrecurring [Member] | Consumer Loans [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Nonrecurring [Member] | Other [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Obligations of U.S. Government agencies [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Obligations of states and political subdivisions [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Mortgage-backed securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Money market investments [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Corporate bond and other securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Foreclosed asset [Abstract]
Residential 1-4 family	0	0
Commercial	0	0
Construction	0	0
Total	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Residential 1-4 Family [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Commercial [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Construction [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Second Mortgages [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Equity Line of Credit [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Commercial Loans [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Consumer Loans [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Other [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	155,639	329,456
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Obligations of U.S. Government agencies [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	15,024	37,088
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Obligations of states and political subdivisions [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	47,100	43,774
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Mortgage-backed securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	90,750	247,355
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Money market investments [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	691	541
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Corporate bond and other securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	2,074	698
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Foreclosed asset [Abstract]
Residential 1-4 family	0	0
Commercial	0	0
Construction	0	0
Total	0	0
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Residential 1-4 Family [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Commercial [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Construction [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Second Mortgages [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Equity Line of Credit [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Commercial Loans [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Consumer Loans [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Other [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Obligations of U.S. Government agencies [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Obligations of states and political subdivisions [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Mortgage-backed securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Money market investments [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Corporate bond and other securities [Member]
Assets measured at fair value on a recurring basis [Abstract]
Available-for-sale Securities	0	0
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	3,299	5,386
Foreclosed asset [Abstract]
Residential 1-4 family	457	676
Commercial	2,290	2,094
Construction	2,783	3,804
Total	5,530	6,574
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	3,299	5,322
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Residential 1-4 Family [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	2,455	3,009
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Commercial [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	800	2,271
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Construction [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Second Mortgages [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	44	42
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Total Mortgage Loans on Real Estate [Member] | Equity Line of Credit [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Commercial Loans [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	64
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Consumer Loans [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	0	0
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Other [Member]
Estimated fair value of assets on nonrecurring basis [Abstract]
Impaired Loans Fair Value Disclosure	$ 0	$ 0