Fair Value Measurements, Recurring and Nonrecurring Basis (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015 |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | $ 199,365 | $ 214,192 |
U.S. Treasury Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 20,000 | 0 |
Obligations of US Government Agencies [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 9,195 | 24,240 |
Obligations of States and Political Subdivisions [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 77,987 | 78,433 |
Mortgage-backed Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 83,694 | 107,396 |
Money Market Investments [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 647 | 631 |
Other Marketable Equity Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 164 | 99 |
Recurring [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 199,365 | 214,192 |
Recurring [Member] | U.S. Treasury Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 20,000 | |
Recurring [Member] | Obligations of US Government Agencies [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 9,195 | 24,240 |
Recurring [Member] | Obligations of States and Political Subdivisions [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 77,987 | 78,433 |
Recurring [Member] | Mortgage-backed Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 83,694 | 107,396 |
Recurring [Member] | Money Market Investments [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 647 | 631 |
Recurring [Member] | Corporate Bonds [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 7,678 | 3,393 |
Recurring [Member] | Other Marketable Equity Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 164 | 99 |
Nonrecurring [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 2,675 | |
Other assets, fair value disclosure | 940 | 2,741 |
Nonrecurring [Member] | Foreclosed Assets, Residential 1 to 4 Family [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | | 724 |
Nonrecurring [Member] | Foreclosed Assets, Commercial [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | | 927 |
Nonrecurring [Member] | Foreclosed Assets, Construction [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | 940 | 1,090 |
Nonrecurring [Member] | Total Mortgage Loans on real estate [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 1,957 | 1,281 |
Nonrecurring [Member] | Residential 1-4 Family [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 400 | 952 |
Nonrecurring [Member] | Commercial Real Estate [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 1,483 | 267 |
Nonrecurring [Member] | Construction Loans [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 74 | 62 |
Nonrecurring [Member] | Other [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 718 | |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Loans, net of allowances for loan losses | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | U.S. Treasury Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Obligations of US Government Agencies [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Obligations of States and Political Subdivisions [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Mortgage-backed Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Money Market Investments [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Corporate Bonds [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring [Member] | Other Marketable Equity Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | |
Other assets, fair value disclosure | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Foreclosed Assets, Residential 1 to 4 Family [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Foreclosed Assets, Commercial [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Foreclosed Assets, Construction [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, 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] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Residential 1-4 Family [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Commercial Real Estate [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Construction Loans [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Nonrecurring [Member] | Commercial Loan [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | |
Significant Other Observable Inputs (Level 2) [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 199,365 | 214,192 |
Loans, net of allowances for loan losses | 0 | 0 |
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 199,365 | 214,192 |
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | U.S. Treasury Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 20,000 | |
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Obligations of US Government Agencies [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 9,195 | 24,240 |
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Obligations of States and Political Subdivisions [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 77,987 | 78,433 |
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Mortgage-backed Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 83,694 | 107,396 |
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Money Market Investments [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 647 | 631 |
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Corporate Bonds [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 7,678 | 3,393 |
Significant Other Observable Inputs (Level 2) [Member] | Recurring [Member] | Other Marketable Equity Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 164 | 99 |
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | |
Other assets, fair value disclosure | 0 | 0 |
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Foreclosed Assets, Residential 1 to 4 Family [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | | 0 |
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Foreclosed Assets, Commercial [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | | 0 |
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Foreclosed Assets, Construction [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | 0 | 0 |
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Total Mortgage Loans on real estate [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | 0 |
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Residential 1-4 Family [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | 0 |
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Commercial Real Estate [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | 0 |
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Construction Loans [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | 0 |
Significant Other Observable Inputs (Level 2) [Member] | Nonrecurring [Member] | Commercial Loan [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 0 | |
Significant Unobservable Inputs (Level 3) [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Loans, net of allowances for loan losses | 594,190 | 559,488 |
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | U.S. Treasury Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | |
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Obligations of US Government Agencies [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Obligations of States and Political Subdivisions [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Mortgage-backed Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Money Market Investments [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Corporate Bonds [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member] | Other Marketable Equity Securities [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Securities available-for-sale | 0 | 0 |
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 2,675 | |
Other assets, fair value disclosure | 940 | 2,741 |
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Foreclosed Assets, Residential 1 to 4 Family [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | | 724 |
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Foreclosed Assets, Commercial [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | | 927 |
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Foreclosed Assets, Construction [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Other assets, fair value disclosure | 940 | 1,090 |
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Total Mortgage Loans on real estate [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 1,957 | 1,281 |
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Residential 1-4 Family [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 400 | 952 |
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Commercial Real Estate [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 1,483 | 267 |
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Construction Loans [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | 74 | $ 62 |
Significant Unobservable Inputs (Level 3) [Member] | Nonrecurring [Member] | Commercial Loan [Member] | | |
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract] | | |
Loans, net of allowances for loan losses | $ 718 | |