Accounting Changes and Error Corrections [Abstract] Accounting Changes and Error Corrections [Abstract] Accounting Policies [Abstract] Accounting Policies [Abstract] Accrued Liabilities, Fair Value Disclosure Interest and dividends payable Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss) [Member] Accumulated Other Comprehensive Income (Loss) [Member] Additional Paid in Capital, Common Stock Additional paid-in capital Additional Paid-in Capital [Member] Additional Paid-in Capital [Member] Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Items not requiring (providing) cash Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Share-based compensation Allowance for Credit Losses on Financing Receivables [Table Text Block] Allowance for Loan Losses and Recorded Investment in Loans Allowance for loan and lease losses, deferred loan costs and undisbursed loan proceeds. Allowance For Loan And Lease Losses Deferred Loan Costs And Undisbursed Loan Proceeds Less: Undisbursed loan proceeds, Deferred loan fees and expenses, net Allowance for loan losses Allowance for Loan and Lease Losses, Write-offs Charge-offs Allowance for Loan and Lease Loss, Recovery of Bad Debts Recoveries Amendment Flag Amendment Flag Amount of charge offs to be approved by chief credit officer. Amount Of Charge Offs To Be Approved By Chief Credit Officer Amount of Charge-offs to be approved by Chief Credit Officer Amount of forgiveness of debt required to be approved by loan committee. Amount Of Forgiveness Of Debt Required To Be Approved By Loan Committee Amount of forgiveness of debt required to be approved by Loan Committee Antidilutive options. Antidilutive Options [Member] Antidilutive Options [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Options to purchase shares of common stock, excluded from computation of diluted earnings per share Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Assets Total assets Assets [Abstract] Assets Assets, Fair Value Disclosure Impaired loans Available-for-sale Debt Securities, Amortized Cost Basis Total Available for Sale, by contractual maturity, Amortized Cost Available-for-sale Securities Available-for-sale securities, Fair Value Investment securities available for sale, at fair value Available for sale securities, Fair Value Available for Sale, Fair Value Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax Available for sale securities, Gross Unrealized Gains Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax Available for sale securities, Gross Unrealized Losses Available-for-sale Securities, Amortized Cost Basis Available for Sale, Amortized Cost Available for sale securities, Amortized Cost Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss), Net of Tax Unrealized appreciation on available-for-sale securities, net of tax expense of $42 and $112 for the three months ended March 31, 2015 and March 31, 2014, respectively Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 12 Months or Longer, Unrealized Losses Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss Total, Unrealized Losses Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value Total fair value of investments securities, less than historical cost Total, Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Less Than 12 Months, Unrealized Losses Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value Less Than 12 Months, Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 12 Months or Longer, Fair Value Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Amortized Cost Basis Available for Sale, Five to ten years, Amortized Cost Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Fair Value Available for Sale, Five to ten years, Fair Value Available-for-sale Securities, Debt Maturities, Year Two Through Five, Amortized Cost Basis Available for Sale, One to five years, Amortized Cost Available-for-sale Securities, Debt Maturities, Year Two Through Five, Fair Value Available for Sale, One to five years, Fair Value Available-for-sale Securities, Debt Maturities, after Ten Years, Amortized Cost Basis Available for Sale, After ten years, Amortized Cost Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value Available for Sale, After ten years, Fair Value Available-for-sale Securities, Debt Maturities, Next Twelve Months, Amortized Cost Basis Available for Sale, Within one year, Amortized Cost Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value Available for Sale, Within one year, Fair Value Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value Total Available for Sale, by contractual maturity, Fair Value Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds Sale of available-for-sale securities Available-for-sale Securities [Table Text Block] Amortized Cost and Approximate Fair Values of Available for Sale Securities with Unrealized Gains and Losses Bank Owned Life Insurance Cash value of life insurance Basis of Presentation and Significant Accounting Policies [Text Block] Basis of Presentation Borrower rating grade doubtful. Borrower Rating Grade Doubtful Borrower rating, grade nine doubtful Borrower rating grade substandard. Borrower Rating Grade Substandard Borrower rating, grade eight substandard Reported Value Measurement [Member] Carrying Value [Member] Cash and Cash Equivalents, at Carrying Value Cash and Cash Equivalents at End of Quarter Cash and Cash Equivalents at Beginning of Year Cash and cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Change in Cash and Cash Equivalents Cash and Due from Banks Cash on hand and in other institutions Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Non-cash supplemental information: Commercial Portfolio Segment [Member] Commercial Loans and Leases [Member] Commercial Real Estate Portfolio Segment [Member] Commercial Real Estate Loans [Member] Commitments and Contingencies Commitments and contingencies Common Stock, Dividends, Per Share, Declared Dividends Declared Per Share Dividends declared, per share Common Stock [Member] Common Stock [Member] Common Stock, Par or Stated Value Per Share Common stock, par value Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common stock, shares issued Common Stock, Shares, Outstanding Common stock, shares outstanding Common Stock, Value, Issued Common stock, $1.00 par value Authorized 15,000,000 shares Issued - 3,249,912 and 3,245,684 shares Outstanding - 3,024,912 and 3,020,684 shares Company investment portfolio percentage. Company Investment Portfolio Percentage Total fair value of investments securities, less than historical cost, percentage of portfolio Compensation and Retirement Disclosure [Abstract] Compensation and Retirement Disclosure [Abstract] Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive Income Consolidation, Policy [Policy Text Block] Consolidation Construction. Construction [Member] Construction Real Estate Loans [Member] Consumer Portfolio Segment [Member] Consumer Loans [Member] Current Fiscal Year End Date Current Fiscal Year End Date Debt and Capital Lease Obligations Borrowings Deferred Compensation Arrangement with Individual, Allocated Share-based Compensation Expense Retirement benefits plan, expense Deferred loans fees, net. Deferred Loans Fees Net Deferred loan fees, net Deposits Total deposits Deposits [Abstract] Deposits Deposits, Fair Value Disclosure Deposits Depreciation, Depletion and Amortization, Nonproduction Depreciation and amortization Dividends Payable, Date to be Paid Dividend date paid Dividends, Common Stock Dividends declared ($0.04 per share) Dividends, Common Stock, Cash Total dividend Dividends Payable, Amount Per Share Quarterly cash dividend Dividends Payable, Date Declared Dividend date declared Dividends Payable, Date of Record Dividend record date Document and Entity Information [Abstract] Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document Fiscal Period Focus Document Fiscal Period Focus Document Fiscal Year Focus Document Fiscal Year Focus Document Period End Date Document Period End Date Document Type Document Type Doubtful [Member] Doubtful (Grade 9) [Member] Drafts Payable Drafts payable Earnings Per Share [Abstract] Earnings Per Share [Abstract] Earnings Per Share, Basic Basic Earnings Per Share Per Share Amount, Basic Earnings Per Share: Income available to common shareholders Earnings Per Share, Diluted Diluted Earnings Per Share Per Share Amount, Diluted Earnings Per Share: Income available to common shareholders and assumed conversions Earnings Per Share [Text Block] Earnings Per Share Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options Cash received from options exercised under share-based compensation arrangements Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options Tax benefit realized from exercise of stock options Tax benefit realized from options exercised under share-based compensation arrangements Entity Central Index Key Entity Central Index Key Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Filer Category Entity Filer Category Entity Registrant Name Entity Registrant Name Equipment Expense Furniture and equipment expense Equity [Abstract] Equity [Abstract] Equity Component [Domain] Equity Component [Domain] Estimate of Fair Value Measurement [Member] Fair Value [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Nonrecurring [Table Text Block] Fair Value Measurements of Assets on a Nonrecurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Fair Value Measurements of Assets on a Recurring Basis Fair Value Assumptions, Weighted Average Volatility Rate Fair value assumptions, weighted average volatility rate Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Measurement Basis [Axis] Measurement Basis [Axis] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Fair Value Disclosures [Text Block] Disclosures about Fair Value of Assets and Liabilities Fair Value, Inputs, Level 1 [Member] Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] Fair Value, Inputs, Level 2 [Member] Significant Other Observable Inputs (Level 2) [Member] Fair Value, Inputs, Level 3 [Member] Significant Unobservable Inputs (Level 3) [Member] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Fair Value, Measurements, Nonrecurring [Member] Fair Value, Measurements, Nonrecurring [Member] Fair Value, Measurements, Recurring [Member] Fair Value Measured on Recurring Basis [Member] Fair value measurements transfers between levels. Fair Value Measurements Transfers Between Levels Transfers between levels Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Fair value, measurement with unobservable inputs, assets, value Federal Deposit Insurance Corporation Premium Expense FDIC deposit insurance premiums and assessments Federal Home Loan Bank Stock Stock in Federal Home Loan Bank, at cost Fees and Commissions, Other Other fees and service charges Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment Ending allowance balance: Collectively evaluated for impairment Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment Ending allowance balance: Individually evaluated for impairment Financing Receivable, Allowance for Credit Losses [Line Items] Financing Receivable, Allowance for Credit Losses [Line Items] Financing Receivable, Collectively Evaluated for Impairment Ending loan balance: Collectively evaluated for impairment Financing Receivable Credit Quality Indicators [Table Text Block] Loan Portfolio Quality Indicators Financing Receivable, Impaired [Line Items] Financing Receivable, Impaired [Line Items] Financing Receivable, Individually Evaluated for Impairment Ending loan balance: Individually evaluated for impairment Financing receivable modifications primarily of interest rate concessions number. Financing Receivable Modifications Primarily Of Interest Rate Concessions Number Number of TDR loans Financing Receivable, Modifications, Recorded Investment Troubled debt restructurings part of non-accrual loans Financing Receivable, Recorded Investment, 30 to 59 Days Past Due 30-59 Days Past Due Financing Receivable, Recorded Investment, 60 to 89 Days Past Due 60-89 Days Past Due Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing Total Loans greater than 90 days and Accruing Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] Financing Receivable, Recorded Investment, Current Current Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due 90 Days and Greater Financing Receivable, Recorded Investment [Line Items] Financing Receivable, Recorded Investment [Line Items] Financing Receivable, Recorded Investment, Nonaccrual Status Total Financing Receivable, Recorded Investment, Past Due Total Past Due Financing Receivable, Recorded Investment, Past Due [Line Items] Financing Receivable, Recorded Investment, Past Due [Line Items] Financing Receivables [Text Block] Loans and Allowance for Loan and Lease Losses Foreclosed Real Estate Expense Other real estate owned expense Gain (loss) on sales of loans and servicing rights. Gain Loss On Sales Of Loans And Servicing Rights Gains on sales of loans and servicing rights Gains on sales of mortgage loans and servicing rights Gains (Losses) on Sales of Other Real Estate Gain from sales of other real estate owned Net gain from sales and write-downs of other real estate owned Ginnie Mae collateralized mortgage obligations. Ginnie Mae Collateralized Mortgage Obligations [Member] Ginnie Mae Collateralized Mortgage Obligations [Member] Goodwill Goodwill Gse Mortgage Backed Pass Through Securities [Member] Gse Mortgage Backed Pass Through Securities [Member] GSE Mortgage-Backed Pass-Through Securities [Member] Guarantees [Abstract] Guarantees [Abstract] Guarantees [Text Block] Collateral for Letters of Credit Held-to-maturity Securities Investment securities held to maturity, at amortized cost Held to maturity securities, Amortized Cost Total Held to Maturity, Amortized Cost Held-to-maturity Securities, Accumulated Unrecognized Holding Gain Held to maturity securities, Gross Unrealized Gains Held-to-maturity Securities, Accumulated Unrecognized Holding Loss Held to maturity securities, Gross Unrealized Losses Held-to-maturity Securities, Debt Maturities, Year Six Through Ten, Fair Value Held to Maturity, Five to ten years, Fair Value Held-to-maturity Securities, Debt Maturities, after Five Through Ten Years, Net Carrying Amount Held to Maturity, Five to ten years, Amortized Cost Held-to-maturity Securities, Debt Maturities, Year Two Through Five, Fair Value Held to Maturity, One to five years, Fair Value Held-to-maturity Securities, Debt Maturities, after One Through Five Years, Net Carrying Amount Held to Maturity, One to five years, Amortized Cost Held-to-maturity Securities, Debt Maturities, after Ten Years, Fair Value Held to Maturity, After ten years, Fair Value Held-to-maturity Securities, Debt Maturities, after Ten Years, Net Carrying Amount Held to Maturity, After ten years, Amortized Cost Held-to-maturity Securities, Debt Maturities, Next Twelve Months, Fair Value Held to Maturity Securities, Within one year, Fair Value Held-to-maturity Securities, Debt Maturities, within One Year, Net Carrying Amount Held to Maturity Securities, Within one year, Amortized cost Held-to-maturity Securities, Fair Value Total Held to Maturity, Fair Value Held to maturity securities, Fair Value Investment securities held to maturity Impaired Financing Receivable, Average Recorded Investment All Impaired Loans, Average Investment in Impaired Loans Impaired Financing Receivable, Interest Income, Cash Basis Method All Impaired Loans, Interest Income Recognized Impaired Financing Receivable, Recorded Investment All Impaired Loans, Recorded Balance Impaired Financing Receivable, Related Allowance All Impaired Loans, Specific Allowance Impaired Financing Receivables [Table Text Block] Impaired Loans Impaired Financing Receivable, Unpaid Principal Balance All Impaired Loans, Unpaid Principal Balance Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment Loans without a specific valuation allowance, Average Investment In Impaired Loans Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method Loans without a specific valuation allowance, Interest Income Recognized Impaired Financing Receivable, with No Related Allowance, Recorded Investment Loans without a specific valuation allowance, Recorded Balance Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance Loans without a specific valuation allowance, Unpaid Principal Balance Impaired Financing Receivable, with Related Allowance, Average Recorded Investment Loans with a specific valuation allowance, Average Investment In Impaired Loans Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method Loans with a specific valuation allowance, Interest Income Recognized Impaired Financing Receivable, with Related Allowance, Recorded Investment Loans with a specific valuation allowance, Recorded Balance Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance Loans with a specific valuation allowance, Unpaid Principal Balance Impaired loans. Impaired Loans [Member] Impaired Loans [Member] Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income Before Income Taxes Income Statement [Abstract] Income Statement [Abstract] Income Taxes Paid Income tax paid Income Tax Expense (Benefit) Income tax Increase decrease in accrued interest and dividends payable. Increase Decrease in Accrued Interest and Dividends Payable Increase in accrued interest and dividends payable The net cash inflow (outflow) in the total of all demand deposits, including checking and negotiable order of withdrawal (NOW) accounts and The net cash inflow (outflow) in the total of all savings account deposits, which may include passbook, statement savings accounts and money-market deposit accounts (MMDAs). Increase (Decrease) in Demand And Savings Deposits Net change in demand and savings deposits Increase (decrease) in drafts payable. Increase (Decrease) In Drafts Payable Decrease in drafts payable Increase (Decrease) in Other Deposits Net change in certificates of deposit Increase decrease loan proceeds. Increase Decrease Loan Proceeds Undisbursed loan proceeds Information Technology and Data Processing Data processing expense Insurance Commissions and Fees Brokerage and insurance commissions Intangibles Goodwill And Other [Policy Text Block] Intangibles Goodwill And Other [Policy Text Block] Intangibles Goodwill and Other Interest and Dividend Income, Operating Total interest income Interest and Dividend Income, Operating [Abstract] Interest Income Interest and Dividend Income, Securities, Operating Interest on investment securities Interest and dividends receivable fair value disclosure. Interest And Dividends Receivable Fair Value Disclosure Interest and dividends receivable Interest and Fee Income, Loans and Leases Interest and fees on loans Interest-bearing Deposit Liabilities Interest-bearing Interest-bearing Deposits in Banks and Other Financial Institutions Interest-bearing demand deposits Interest-bearing time deposit assets. Interest Bearing Time Deposit Assets Interest-bearing time deposits Interest Expense Total interest expense Interest Expense [Abstract] Interest Expense Interest Expense, Borrowings Interest on borrowings Interest Expense, Deposits Interest on deposits Interest Income (Expense), after Provision for Loan Loss Net Interest Income After Provision for Loan Losses Interest Income (Expense), Net Net Interest Income Interest Income, Securities, Mortgage Backed Interest on mortgage-backed securities Interest paid on borrowings. Interest Paid On Borrowings Interest paid on borrowings Interest paid on deposits. Interest Paid On Deposits Interest paid on deposits Internal Credit Assessment [Axis] Internal Credit Assessment [Axis] Internal Credit Assessment [Domain] Internal Credit Assessment [Domain] Investment in Federal Home Loan Bank Stock, Fair Value Disclosure Stock in FHLB Investments Classified by Contractual Maturity Date [Table Text Block] Amortized Cost and Fair Value of Securities by Contractual Maturity Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Investment Securities Investment Type [Axis] Investment Type [Axis] Investments [Domain] Investments [Domain] Labor and Related Expense Salaries and employee benefits Letters of Credit Outstanding, Amount Outstanding letters of credit from the Federal Home Loan Bank of Indianapolis Liabilities Total liabilities Liabilities [Abstract] Liabilities Liabilities and Equity Total liabilities and shareholders' equity Liabilities and Equity [Abstract] Liabilities and Shareholders' Equity Life Insurance, Corporate or Bank Owned, Change in Value Increase in cash value of life insurance Increase in cash value of life insurance Limited period for charging off unsecured loan to principal or interest. Limited Period For Charging Off Unsecured Loan To Principal Or Interest Time limit for charging off unsecured loan Limit period for loans not impaired. Limit Period For Loans Not Impaired Number of days for delay in payment Loans and Leases Receivable, Allowance Balance at end of quarter Balance at beginning of quarter Allowance for loan losses Total Loans and Leases Receivable, Gross Total Total Total loans Loans and Leases Receivable, Net Amount Loans, net of allowance for loan losses of $3,984 and $3,903 Total loans - net Loans classified as nonaccrual that are less than thirty days past due. Loans Classified As Non Accrual That Are Less Than Thirty Days Past Due Loans classified as nonaccrual that are less than 30 days past due Loans Held-for-sale, Fair Value Disclosure Loans held for sale Loans Receivable, Fair Value Disclosure Loans Disposal Group, Including Discontinued Operation, Loans Receivable, Net Loans held for sale Long-term Debt, Fair Value Borrowings Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Domain] Major Types of Debt and Equity Securities [Domain] Marketing Expense Marketing expense Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Minimum period taken into account for borrowers historic cash flows for grade one. Minimum Period Taken Into Account For Borrowers Historic Cash Flows For Grade One Number of years taken into account for borrower's historic cash flows for grade one Collateralized Mortgage Backed Securities [Member] Ginnie Mae and GSE Mortgage-Backed Pass-Through Securities [Member] Mortgage Service Rights [Member] Mortgage Service Rights [Member] Mortgage Servicing Rights [Member] Municipal loans. Municipal Loans [Member] Municipal Loans [Member] Municipal Notes [Member] Municipal Securities [Member] Mutual fund. Mutual Fund [Member] Mutual Fund [Member] Net Cash Provided by (Used in) Financing Activities, Continuing Operations Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Financing Activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Investing Activities Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Operating Activities Net Income (Loss) Attributable to Parent Net Income Net Income Net Income, Basic Earnings Per Share: Income available to common shareholders Net Income (Loss) Available to Common Stockholders, Diluted Net Income, Diluted Earnings Per Share: Income available to common shareholders and assumed conversions The net increase/(decrease) in accumulated prepayments received by financial institutions from borrowers for taxes (for example, property taxes) and insurance (for example, property and catastrophe) which will periodically be remitted to the appropriate tax authority or insurer (or insurance agency) on behalf of the borrower. Net Increase (Decrease) In Advances By Borrowers For Taxes And Insurance Net change in advances by borrowers for taxes and insurance New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Accounting Developments Noninterest-bearing Deposit Liabilities Noninterest-bearing Noninterest Expense Total other expense Noninterest Expense [Abstract] Other Expense Noninterest Income Total other income Noninterest Income [Abstract] Other Income Noninterest Income, Other Operating Income Other Number of methodologies for impairment test. Number Of Methodologies For Impairment Test Number of methodologies Number of outstanding letters of credit. Number Of Outstanding Letters Of Credit Number of outstanding letters of credit Number of past due period after which loans can be transfer to non accrual status. Number Of Past Due Period After Which Loans Can Be Transfer To Non Accrual Status Period of loan transferred to non-accrual Occupancy, Net Net occupancy expense Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Basis of Presentation Other Assets Other assets Other Comprehensive Income (Loss), Available-for-sale Securities, before Reclassification Adjustments, Tax Tax effect of unrealized holding gain (loss) before reclassification adjustments on available-for-sale securities Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Other comprehensive income Other Interest and Dividend Income Other interest and dividend income Other Liabilities Other liabilities Other Noninterest Expense Other Other Operating Activities, Cash Flow Statement Other adjustments Other Real Estate, Foreclosed Assets, and Repossessed Assets Other real estate owned Other real estate owned. Other Real Estate Owned [Member] Other Real Estate Owned [Member] Other Real Estate Revenue Other real estate owned income Pass [Member] Pass (Grades 1-5) [Member] Past Due Financing Receivables [Table Text Block] Loan Portfolio Aging Analysis Payments for Origination and Purchases of Loans Held-for-sale Mortgage loans originated for sale Payments for (Proceeds from) Loans and Leases Net change in loans Payments of Dividends Cash dividends paid Payments to Acquire Held-to-maturity Securities Purchase of held to maturity securities Payments to Acquire Marketable Securities Purchase of available for sale securities Payments to Acquire Property, Plant, and Equipment Net purchases and construction of premises and equipment Pension and Other Postretirement Benefits Disclosure [Text Block] Retirement Plan Pension and Other Postretirement Defined Benefit Plans, Liabilities Retirement benefits plan, liability Performing Financing Receivable [Member] Watch (Grade 6) [Member] Number of past due months after which loan can be restructured. Period of Past Due After Which Loan Can Be Restructured Periods of restructuring loans past due Period used to calculate required all without specific reserve. Period Used to Calculate Required All Without Specific Reserve Period used to calculate required all without specific reserve Pledged Assets Separately Reported, Securities Pledged for Repurchase Agreements, at Fair Value Market value of pledged investment securities Preferred Stock, Shares Authorized Preferred stock, shares authorized Preferred stock shares unissued. Preferred Stock Shares Unissued Preferred stock, shares unissued Preferred Stock, Value, Issued Preferred stock - 5,000,000 shares authorized and unissued Proceeds from Maturities, Prepayments and Calls of Mortgage Backed Securities (MBS) Principal collected on held to maturity mortgage-backed securities Proceeds from Sale and Maturity of Held-to-maturity Securities Proceeds/principal from the maturity of held to maturity securities Proceeds from Sale of Mortgage Backed Securities (MBS) categorized as Available-for-sale Principal collected on available for sale mortgage-backed securities Proceeds from Sale of Mortgage Loans Held-for-sale Proceeds from sales of mortgage loans originated for sale Proceeds from Sale of Other Real Estate Proceeds from sales of other real estate owned Proceeds from Stock Options Exercised Proceeds from exercise of stock options Professional Fees Legal and professional fees Property, Plant and Equipment, Net Premises and equipment, net Provision for Loan and Lease Losses Provision for losses on loans Provision (credit) for losses Provision for loan losses Range [Axis] Range [Axis] Range [Domain] Range [Domain] Real Estate Acquired Through Foreclosure Other real estate owned Receivables [Abstract] Receivables [Abstract] Regulatory Assets [Abstract] Regulatory Assets [Abstract] Regulatory Assets [Abstract] Repayments of Long-term Debt Repayment of borrowings Residential Portfolio Segment [Member] Residential Real Estate Loans [Member] Retained Earnings (Accumulated Deficit) Retained earnings Retained Earnings [Member] Retained Earnings [Member] Revenue Recognition, Policy [Policy Text Block] Revenue from Contracts with Customers Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Classes of Loans Schedule of available for sale securities and held to maturity securities. Schedule Of Available For Sale Securities And Held To Maturity Securities [Line Items] Schedule of Available for Sale Securities and Held to Maturity Securities [Line Items] Schedule of Available For Sale Securities and Held To Maturity Securities [Table] Schedule of Available For Sale Securities and Held To Maturity Securities [Table] Schedule of Available For Sale Securities and Held To Maturity Securities [Table] Schedule of Available-for-sale Securities [Line Items] Schedule of Available-for-sale Securities [Line Items] Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Table] Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Computation of Earnings Per Share Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Estimates of Fair Value of Financial Instruments Schedule of Financing Receivable, Allowance for Credit Losses [Table] Schedule of Financing Receivable, Allowance for Credit Losses [Table] Schedule of Financing Receivable, Recorded Investment, Credit Quality Indicator [Table] Schedule of Financing Receivable, Recorded Investment, Credit Quality Indicator [Table] Schedule of Financing Receivables, Non Accrual Status [Table Text Block] Loans Accounted for on Non Accrual Basis Schedule of Financing Receivables Past Due [Table] Schedule of Financing Receivables Past Due [Table] Schedule of Impaired Financing Receivable [Table] Schedule of Impaired Financing Receivable [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Unrealized Loss on Investments [Table Text Block] Company's Investments' Gross Unrealized Losses and Fair Value Servicing Asset at Fair Value, Amount Mortgage servicing rights Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Discount Rate Fair value assumptions, Discount rate Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Prepayment Speed Fair value assumptions, Prepayment speed Share-based Compensation Share-based compensation Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share based compensation arrangement by share based payment award options exercisable exercise price. Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Exercise Price Exercise prices per share Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Stock option granted Special Mention [Member] Special Mention (Grade 7) [Member] Equity Components [Axis] Equity Components [Axis] Statement [Line Items] Statement [Line Items] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Stockholders' Equity Attributable to Parent Ending Balance Beginning Balance Total shareholders' equity Stockholders' Equity Attributable to Parent [Abstract] Shareholders' equity Stockholders' Equity Note Disclosure [Text Block] Shareholders' Equity Stock Issued During Period, Value, Stock Options Exercised Exercise of stock options Substandard [Member] Substandard (Grade 8) [Member] Supplemental Cash Flow Information [Abstract] Supplemental information: Supplies Expense Printing and office supplies Trading Symbol Trading Symbol Real Estate Owned, Transfer from Real Estate Owned Transfers from loans to other real estate owned Treasury Stock [Member] Treasury Stock [Member] Treasury Stock, Shares Treasury stock, shares Treasury Stock, Value Treasury stock at cost - 225,000 shares Troubled debt restructurings number of contracts. Troubled Debt Restructurings Number Of Contracts Number of troubled debt restructured loans with default payment Unobservable inputs used in recurring and nonrecurring measurements. Unobservable Inputs Used In Recurring And Nonrecurring Measurements [Table Text Block] Unobservable Inputs Used in Recurring and Nonrecurring Measurements Weighted Average Number of Shares Outstanding, Diluted Weighted Average Shares, Diluted Earnings Per Share: Income available to common shareholders and assumed conversions Weighted Average Number of Shares Issued, Basic Weighted Average Shares, Basic Earnings Per Share: Income available to common shareholders Weighted average shares, effect of dilutive stock options. Weighted Average Shares Effect Of Dilutive Stock Options Weighted Average Shares, Effect of dilutive stock options Wholly owned subsidiaries. Wholly Owned Subsidiaries Wholly-owned subsidiaries