Short Term Borrowings Disclosure [Abstract] -- None. No documentation exists for this element. -- Schedule of short-term borrowings Schedule of Short-term Debt [Table Text Block] Fair Value Disclosures [Abstract] Schedule of Impaired Financing Receivable [Table] Schedule of Impaired Financing Receivable [Table] Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] Commercial & Industrial Commercial and Industrial Receivables [Member] Represents the class of financing receivables related to commercial and industrial financing receivables. Farmland Farmland [Member] Represents the class of financing receivables related to farmland receivables. Non Farm, Non Residential Non Farm Non Residential Receivables [Member] Represents the class of financing receivables related to non farm, non residential receivables. Agriculture Agriculture Receivables [Member] Represents the class of financing receivables related to agriculture receivables. All Other Commercial Other Commercial Receivables [Member] Represents the other class of commercial financing receivables not separately reported by the entity. First Liens First Mortgage [Member] Home Equity Home Equity Line of Credit [Member] Junior Liens Second Mortgage [Member] Multifamily Multifamily [Member] Represents the class of financing receivables related to receivables in multifamily sector. All Other Residential Other Residential Receivables [Member] Represents the other class of residential financing receivables not separately reported by the entity. Motor Vehicle Automobile Loan [Member] All Other Consumer Other Consumer Receivables [Member] Represents the other class of consumer financing receivables not separately reported by the entity. Loans identified as impaired by class of loans Financing Receivable, Impaired [Line Items] Carrying Value Impaired Financing Receivable, Unpaid Principal Balance, Fair Value Disclosure Impaired Financing Receivable, Unpaid Principal Balance, Fair Value Disclosure Allowance for Loan Losses Allocated Impaired Financing Receivable, Related Allowance Fair value Impaired Financing Receivable, Recorded Investment Impaired Financing Receivable, with Related Allowance, Recorded Investment Impaired Financing Receivable, with Related Allowance, Recorded Investment Investments, Debt and Equity Securities [Abstract] Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Table] Asset Class [Axis] Asset Class [Axis] Asset Class [Domain] Asset Class [Domain] Impaired Loans [Member] Impaired Loans [Member] -- None. No documentation exists for this element. -- Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum [Member] Minimum [Member] Maximum [Member] Maximum [Member] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Collateralized Debt Obligations [Member] Standard Poors [Member] Standard Poors [Member] -- None. No documentation exists for this element. -- Moody Investor Service [Member] Moody Investor Service [Member] -- None. No documentation exists for this element. -- Schedule of Available-for-sale Securities [Line Items] Schedule of Available-for-sale Securities [Line Items] Assets, Fair Value Disclosure Assets, Fair Value Disclosure Gain on sale of investments Gain (Loss) on Sale of Securities, Net Gross unrealized losses Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax Cumulative OTTI charges Other than Temporary Impairment, Credit Losses Recognized in Earnings, Credit Losses on Debt Securities Held Basis point spread on variable rate Available for Sale Securities, Basis Point Spread on Variable Rate Available for Sale Securities, Basis Point Spread on Variable Rate Amortized Cost Available-for-sale Securities, Amortized Cost Basis Securities available-for-sale Available-for-sale Securities Credit Quality Indicator Pricing Credit Quality Indicator Pricing Rate of credit quality indicator pricing. Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Statement [Line Items] Statement [Line Items] ASSETS Assets [Abstract] Cash and due from banks Cash and Due from Banks Federal funds sold Federal Funds Sold Loans: Loans and Leases Receivable, Net Amount [Abstract] Commercial Loans and Leases Receivable, Gross, Commercial Residential Loans and Leases Receivable Residential -- None. No documentation exists for this element. -- Consumer Loans and Leases Receivable Gross Consumer Excluding Mortgage and Home Equity -- None. No documentation exists for this element. -- Loans, gross Loans and Leases Receivable, Gross Less: Unearned Income Loans and Leases Receivable, Deferred Income Less: Allowance for loan losses Loans and Leases Receivable, Allowance Loans, Net Loans and Leases Receivable, Net Amount Restricted Investments Restricted Investments Accrued interest receivable Interest Receivable Premises and equipment, net Property, Plant and Equipment, Net Bank-owned life insurance Bank Owned Life Insurance Goodwill Goodwill Other intangible assets Intangible Assets, Net (Excluding Goodwill) Other real estate owned Other Real Estate FDIC Indemnification Asset FDIC Indemnification Asset Other assets Other Assets TOTAL ASSETS Assets LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities and Equity [Abstract] Deposits: Deposits, Interest-bearing and Noninterest-bearing, Alternative [Abstract] Non-interest-bearing Noninterest-bearing Deposit Liabilities Interest-bearing: Interest-bearing Deposit Liabilities [Abstract] Certificates of deposit of $100 or more Certificates Of Deposit 100000 Or More Amount of interest-bearing domestic certificate of deposit liabilities exceeding $100,000. Other interest-bearing deposits Other Interest Bearing Liabilities This element represents all interest bearing deposits excluding certificates of deposit whose value is or exceeds $100,000. Total Deposits Deposits Short-term borrowings Federal Funds Purchased Repurchase Agreements Note Payables The carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer, including federal funds purchased, repurchase agreements and notes payable. This excludes Federal Home Loan Bank borrowings. Federal Home Loan Bank, Advances, Branch of FHLB Bank, Amount of Advances Federal Home Loan Bank, Advances, Branch of FHLB Bank, Amount of Advances Other liabilities Other Liabilities TOTAL LIABILITIES Liabilities Shareholders' equity Stockholders' Equity Attributable to Parent [Abstract] Common stock, $.125 stated value per share; Authorized shares-40,000,000 Issued shares-14,557,815 in 2015 and 14,538,132 in 2014 Outstanding shares-12,952,169 in 2015 and 12,942,175 in 2014 Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Less: Treasury shares at cost-1,605,646 in 2015 and 1,595,957 in 2014 Treasury Stock, Value TOTAL SHAREHOLDERS' EQUITY Stockholders' Equity Attributable to Parent TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities and Equity Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Common stock, stated value per share Common Stock, Par or Stated Value Per Share Common stock, Authorized shares Common Stock, Shares Authorized Common stock, Issued shares Common Stock, Shares, Issued Common stock, Outstanding shares Common Stock, Shares, Outstanding Treasury, shares Treasury Stock, Shares Statement of Stockholders' Equity [Abstract] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock [Member] Common Stock [Member] Additional Capital [Member] Additional Paid-in Capital [Member] Retained Earnings [Member] Retained Earnings [Member] Accumulated Other Comprehensive Income/(Loss) [Member] Accumulated Other Comprehensive Income (Loss) [Member] Treasury Stock [Member] Treasury Stock [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Balance Net income Net Income (Loss) Attributable to Parent Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Omnibus Equity Incentive Plan Stock Issued During Period, Value, Employee Stock Purchase Plan Cash Dividends Dividends, Common Stock, Cash Payments for Repurchase of Common Stock Payments for Repurchase of Common Stock Balance Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Schedule of Accumulated Other Comprehensive Income Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Schedule Of Accumulated Other Comprehensive Income Loss Other Than Temporary Impairment Schedule Of Accumulated Other Comprehensive Income Loss Other Than Temporary Imapairment [Table Text Block] Tabular disclosure of the components of accumulated other comprehensive income (loss) with and without other than temporary impairment. Accumulated Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent Accumulated Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent [Table Text Block] Tabular disclosure of the components of accumulated other comprehensive income (loss) portion attributable to parent. Business Combinations [Abstract] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Financial Instrument [Axis] Financial Instrument [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Consumer Loan [Member] Consumer Loan [Member] Commercial Loan [Member] Commercial Loan [Member] Loans and Debt Securities Acquired With Deteriorated Credit Quality [Axis] Loans and Debt Securities Acquired With Deteriorated Credit Quality [Axis] -- None. No documentation exists for this element. -- Loans and Debt Securities Acquired With Deteriorated Credit Quality [Domain] Loans and Debt Securities Acquired With Deteriorated Credit Quality [Domain] -- None. No documentation exists for this element. -- Business Acquisition [Line Items] Business Acquisition [Line Items] Loans and Leases Receivable, Gross, Carrying Amount, Covered Loans and Leases Receivable, Gross, Carrying Amount, Covered Loans and Leases Receivable, Allowance, Covered Loans and Leases Receivable, Allowance, Covered Loans and Leases Receivable, Disposals Loans and Leases Receivable, Disposals Loans and Leases Receivable, Disposals Total Covered Assets Covered Assets Represents the carrying amount of all categories of financing receivables held in portfolio and assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance, whose losses will be shared with the Federal Deposit Insurance Corporation under the loss-sharing agreement. 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] Mortgage Backed Securities - Residential Residential Mortgage Backed Securities [Member] Mortgage Backed Securities - Commercial Commercial Mortgage Backed Securities [Member] Collateralized Mortgage Obligations Collateralized Mortgage Backed Securities [Member] State and Municipal Obligations US States and Political Subdivisions Debt Securities [Member] Collateralized Debt Obligations Less Than 12 Months Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months [Abstract] -- None. No documentation exists for this element. -- Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value Unrealized Losses Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss More Than 12 Months Available For Sale Securities Continuous Unrealized Loss Position 12 Months Or Longer [Abstract] -- None. No documentation exists for this element. -- Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value Unrealized Losses Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Total Available For Sale Securities Continuous Unrealized Loss Position Total [Abstract] -- None. No documentation exists for this element. -- Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value Unrealized Losses Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss Compensation and Retirement Disclosure [Abstract] Regulatory Liability [Axis] Regulatory Liability [Axis] Regulatory Liability [Domain] Regulatory Liability [Domain] Pension Benefits [Member] Pension Benefits [Member] Pension Benefits Member Post-Retirement Health Benefits [Member] Post Retirement Health Benefits [Member] -- None. No documentation exists for this element. -- Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Defined Benefits Plan Estimated Future Employer Contributions In Next Fiscal Year Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months Defined Benefit Plan, Expected Future Benefit Payments, Next Rolling Twelve Months Defined Benefit Plan, Expected Future Benefit Payments, Next Rolling Twelve Months Contributions made by employer Defined Benefit Plan, Contributions by Employer Defined Contribution Plan Employer Accrued Discretionary Contribution Amount Defined Contribution Plan Employer Accrued Discretionary Contribution Amount Amount of potential discretionary contributions accrued to a defined contribution plan. Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] Fair Value, Inputs, Level 3 [Member] U.S. Government agencies US Government Agencies Debt Securities [Member] Fair value measurement Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Derivative Assets Derivative Asset Derivative Liability Derivative Liability Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Debt Security Category [Axis] Debt Security Category [Axis] Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] Defined Benefit Plans and Other Postretirement Benefit Plans [Axis] Defined Benefit Plans and Other Postretirement Benefit Plans [Axis] Defined Benefit Plan and Other Postretirement Benefit Plan [Domain] Defined Benefit Plan and Other Postretirement Benefit Plan [Domain] Accumulated Net Unrealized Investment Gain (Loss) [Member] Accumulated Net Unrealized Investment Gain (Loss) [Member] Unrealized gains losses on securities available-for-sale with other than temporary impairment [Member] Unrealized gains losses on securities available-for-sale with other than temporary impairment [Member] -- None. No documentation exists for this element. -- Unrealized gains losses on securities available-for-sale without other than temporary impairment [Member] Unrealized gains losses on securities available-for-sale without other than temporary impairment [Member] -- None. No documentation exists for this element. -- Accumulated Defined Benefit Plans Adjustment [Member] Accumulated Defined Benefit Plans Adjustment [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Reclassification Adjustments, Net of Tax Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax Other Comprehensive Income (Loss), Net of Tax Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Accumulated Other Comprehensive Income (Loss) [Roll Forward] Accumulated Other Comprehensive Income (Loss) [Roll Forward] Accumulated Other Comprehensive Income (Loss) [Roll Forward] TOTAL Balance Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent TOTAL Balance Federal Funds Purchased Federal Funds Purchased Repurchase Agreements Securities Sold under Agreements to Repurchase Short-term borrowings Federal Funds Purchased Repurchase Agreements Notes Payable The carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer, including federal funds purchased, repurchase agreements and notes payable. This excludes Federal Home Loan Bank borrowings. Loans and Leases Receivable, Allowance [Abstract] Schedule of Financing Receivable, Allowance for Credit Losses [Table] Schedule of Financing Receivable, Allowance for Credit Losses [Table] Commercial Commercial Portfolio Segment [Member] Residential Residential Portfolio Segment [Member] Consumer Consumer Portfolio Segment [Member] Unallocated Unallocated Financing Receivables [Member] Allowance for loan losses Financing Receivable, Allowance for Credit Losses [Line Items] Ending Balance Attributable to Loans Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract] Individually evaluated for impairment Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment Collectively evaluated for impairment Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment Acquired with deteriorated credit quality Financing Receivable, Allowance for Credit Losses, Acquired with Deteriorated Credit Quality Ending Balance Loans Financing Receivable [Abstract] -- None. No documentation exists for this element. -- Individually evaluated for impairment Financing Receivable, Individually Evaluated for Impairment Collectively evaluated for impairment Financing Receivable, Collectively Evaluated for Impairment Acquired with deteriorated credit quality Financing Receivable, Acquired with Deteriorated Credit Quality Total Financing Receivable Recorded Investment Recorded Investment in financing receivables. Fair Value Inputs, Assets, Quantitative Information [Table] Fair Value Inputs, Assets, Quantitative Information [Table] State and Municipal Obligations State and Municipal Obligation [Member] -- None. No documentation exists for this element. -- Other Real Estate Other Real Estate [Member] -- None. No documentation exists for this element. -- Impaired Loans Fair Value Inputs, Assets, Quantitative Information [Line Items] Fair Value Inputs, Assets, Quantitative Information [Line Items] Fair Value Valuation Technique(s) Fair Value Measurements, Valuation Techniques Unobservable Inputs Fair Value Measurements Unobservable Inputs The description of the unobservable input used to measure the fair value of assets at the end of the period. Range of Inputs Fair Value Inputs, Discount Rate Accumulated Other Comprehensive Income Comprehensive Income (Loss) Note [Text Block] New Accounting Pronouncements and Changes in Accounting Principles [Abstract] New accounting standards Description of New Accounting Pronouncements Not yet Adopted [Text Block] Amortized cost and fair value of investments classified as available for sale Unrealized Gains Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax Unrealized Losses Fair Value Short-Term Borrowings Federal Funds Purchased Repurchase Agreements Note Payables Disclosure [Text Block] The carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer, including federal funds purchased, repurchase agreements and notes payable. This excludes Federal Home Loan Bank borrowings. Schedule of assets and liabilities measured at fair value Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Roll forward of financial instruments having fair value measurements using significant unobservable inputs (Level 3) Fair Value Assets Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Table Text Block] Tabular disclosure of the fair value measurement of assets and liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets and liabilities) and gains or losses recognized in other comprehensive income, and a description of where those gains or losses included in earnings (or changes in net assets and liabilities) are reported in the statement of income (or activities); (2) purchases, sales, issuances, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset and liability. Quantitative information about recurring and non-recurring Level 3 Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Table Text Block] Schedule of loans identified as impaired by class of loans Impaired Financing Receivables Fair Value [Table Text Block] Tabular disclosure of fair value of impaired financing receivables. Schedule of carrying amount and estimated fair value of financial instruments Fair Value, by Balance Sheet Grouping [Table Text Block] Internal Credit Assessment [Axis] Internal Credit Assessment [Axis] Internal Credit Assessment [Domain] Internal Credit Assessment [Domain] Nonperforming Financing Receivable [Member] Nonperforming Financing Receivable [Member] Covered Loans Covered Loans [Member] Loans and leases held in portfolio of which losses will be shared with the Federal Deposit Insurance Corporation under loss sharing agreements. Financing Receivable, Modifications, Specific Reserves Allocated to Troubled Debt Restructuring Financing Receivable, Modifications, Specific Reserves Allocated to Troubled Debt Restructuring Financing Receivable, Modifications, Specific Reserves Allocated to Troubled Debt Restructuring Increase in provision for decrease in FDIC indemnification asset Provision For Loan and Lease Losses Related To F D I C Indemnification Asset Changes Provision charged for the period based on estimated losses to be realized from loan and lease transactions, based on decreases in the loss sharing Federal Deposit Insurance Corporation (FDIC) indemnification asset. Loans Past Due Over 90 Day Still Accruing Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing Nonaccrual Financing Receivable, Recorded Investment, Nonaccrual Status Minimum outstanding balance of non-homogeneous loans to be individually evaluated as to credit risk Loans and Leases Receivable Minimum Outstanding Balance To Be Individually Evaluated Represents the minimum outstanding balance of loans to be individually reviewed and classified as to credit risk. Homogeneous loans (at all levels of outstanding balances) are not reviewed individually, but rather as part of a group. Schedule of carrying amount of covered assets Schedule Of Assets Acquired In Business Combination Subject To Loss Sharing Agreement By Credit Deterioration [Table Text Block] Tabular disclosure of assets acquired in a business combination subject to loss sharing agreement, by credit deterioration. Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] State and Municipal Obligation [Member] Commercial Real Estate [Member] Commercial Real Estate [Member] Residential Real Estate [Member] Residential Real Estate [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair value inputs, discount rate Valuation allowance for impaired loans Provision for impaired loan losses Provision For Impaired Loan Losses Represents the provision for impaired loan losses. Real estate, other deductions SEC Schedule III, Real Estate, Other Deductions Fair Value Measurements, Valuation Techniques Fair Value Measurements Unobservable Inputs Accounting Policies [Abstract] Significant Accounting Policies Business Description and Accounting Policies [Text Block] Schedule of Financing Receivable, Troubled Debt Restructurings [Table] Schedule of Financing Receivable, Troubled Debt Restructurings [Table] Financing Receivable, Troubled Debt Restructuring [Axis] Financing Receivable, Troubled Debt Restructuring [Axis] Financing Receivable, Troubled Debt Restructuring [Domain] Financing Receivable, Troubled Debt Restructuring [Domain] Financing Receivable, Modifications [Line Items] Financing Receivable, Modifications [Line Items] Beginning Balance Financing Receivable, Modifications, Recorded Investment Added Financing Receivable, Impaired, Troubled Debt Restructuring, Additions During Period Financing Receivable, Impaired, Troubled Debt Restructuring, Additions During Period Charged Off Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down Payments Financing Receivable, Impaired, Troubled Debt Restructuring, Payments During Period Financing Receivable, Impaired, Troubled Debt Restructuring, Payments During Period Ending Balance Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] First National Bank Of Danville [Member] First National Bank Of Danville [Member] -- None. No documentation exists for this element. -- Financing Receivable By Credit Deterioration [Axis] Financing Receivable By Credit Deterioration [Axis] Information by credit deterioration of financing receivables. Financing Receivable Credit Deterioration [Domain] Financing Receivable Credit Deterioration [Domain] The measurement of credit deterioration of financing receivables. Reimbursements from the FDIC FDIC Indemnification Asset, Cash Payments Received Outstanding balance for reimbursement of losses Business Aquisition, Loss Sharing Agreement Losses On Assets Threshold Business Aquisition, Loss Sharing Agreement Losses On Assets Threshold Represents the threshold amount of losses on assets acquired in a business combination to calculate the amount of reimbursement under the loss-sharing agreement. Business Acquisition Loss Sharing Agreement Losses In Excess Of Threshold To Be Reimbursed Percentage Business Acquisition Loss Sharing Agreement Losses In Excess Of Threshold To Be Reimbursed Percentage Represents the percentage of losses on assets acquired under business combination and covered under loss-sharing agreement, to be reimbursed by FDIC, if losses exceed the threshold amount. Business Acquisition, Loss Sharing Agreement Losses Up To Threshold To Be Reimbursed Percentage Business Acquisition, Loss Sharing Agreement Losses Up To Threshold To Be Reimbursed Percentage Represents the percentage of losses on assets acquired under business combination and covered under loss-sharing agreement, to be reimbursed by FDIC, if losses are up to the threshold amount. Loans and Leases Receivable, Net of Loans with Deteriorated Credit Quality, Covered Loans and Leases Receivable, Net of Loans with Deteriorated Credit Quality, Covered Loans and Leases Receivable, Net of Loans with Deteriorated Credit Quality, Covered Income Statement [Abstract] INTEREST INCOME: Interest and Dividend Income, Operating [Abstract] Loans, including related fees Interest and Fee Income, Loans and Leases Securities: Interest and Dividend Income, Securities, by Taxable Status [Abstract] Taxable Interest Income, Securities, Operating, Taxable Tax-exempt Interest Income, Securities, Operating, Tax Exempt Other Other Interest and Dividend Income TOTAL INTEREST INCOME Interest and Dividend Income, Operating INTEREST EXPENSE: Interest Expense [Abstract] Deposits Interest Expense, Deposits Short-term borrowings Interest Expense, Short-term Borrowings Other borrowings Interest Expense, Other TOTAL INTEREST EXPENSE Interest Expense NET INTEREST INCOME Interest Income (Expense), Net Provision for loan losses Provision for Loan and Lease Losses NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES Interest Income (Expense), after Provision for Loan Loss NON-INTEREST INCOME: Noninterest Income [Abstract] Trust and financial services Fees and Commissions, Fiduciary and Trust Activities Service charges and fees on deposit accounts Fees and Commissions, Depositor Accounts Other service charges and fees Fees and Commissions, Other Net securities gains (losses) Insurance commissions Insurance Commissions and Fees Gain on sales of mortgage loans Gain (Loss) on Sale of Mortgage Loans Other Noninterest Income, Other Operating Income TOTAL NON-INTEREST INCOME Noninterest Income NON-INTEREST EXPENSE: Noninterest Expense [Abstract] Salaries and employee benefits Labor and Related Expense Occupancy expense Occupancy, Net Equipment expense Equipment Expense FDIC Expense Federal Deposit Insurance Corporation Premium Expense Other Other Noninterest Expense TOTAL NON-INTEREST EXPENSE Noninterest Expense INCOME BEFORE INCOME TAXES Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest Income tax expense Income Tax Expense (Benefit) NET INCOME OTHER COMPREHENSIVE INCOME (LOSS) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Change in unrealized gains/losses on securities, net of reclassifications Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Tax, Portion Attributable to Parent Change in funded status of post retirement benefits Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, before Tax, Portion Attributable to Parent TOTAL OTHER COMPREHENSIVE INCOME (LOSS) COMPREHENSIVE INCOME (LOSS) Comprehensive Income (Loss), Net of Tax, Attributable to Parent PER SHARE DATA Earnings Per Share [Abstract] Basic and Diluted Earnings per Share (in dollars per share) Earnings Per Share, Basic and Diluted Weighted average number of shares outstanding (in thousands) Weighted Average Number of Shares Outstanding, Basic and Diluted Allowance for Loan Losses Allowance for Credit Losses [Text Block] Schedule of allowances for loan losses by portfolio segment Allowance for Credit Losses on Financing Receivables [Table Text Block] Allocation of the allowance for loan losses by portfolio segment based on the impairment method Schedule Of Allocation Of Allowance For Loan Losses and Recorded Investments In Loans By Portfolio Segment and Based On Impairment Method [Table Text Block] Tabular disclosure of allocation of allowance for loan losses and the recorded investment in loans by portfolio segment and based on the impairment method. Schedule of loans individually evaluated for impairment by class of loans Impaired Financing Receivables [Table Text Block] Schedule of non-performing loans Schedule Of Non Performing Loans [Table Text Block] Tabular disclosure of non-performing loans. Aging of recorded investment in loans by past due category and class of loans Past Due Financing Receivables [Table Text Block] Analysis of risk category of loans by class of loans Financing Receivable Credit Quality Indicators [Table Text Block] Troubled Debt Restructurings on Financing Receivables Troubled Debt Restructurings on Financing Receivables [Table Text Block] Rollforward of the credit losses recognized in earnings Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward] Beginning balance Increases to the amount related to the credit loss for which other-than-temporary was previously recognized Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, No Previous Impairment Reductions for increases in cash flows collected Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Cash Flows Amounts realized for securities sold during the period Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Securities Sold Ending balance Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair value measurement using significant unobservable input Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Reconciliation and income statement classification of gains and losses for all assets measured at fair value on a recurring basis using significant unobservable inputs Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Beginning balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Total realized/unrealized gains or losses - Included in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Total realized/unrealized gains or losses - Included in other comprehensive income Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Transfers Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net Purchases Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Ending balance Securities Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] FDIC Indemnification Asset [Roll Forward] FDIC Indemnification Asset [Roll Forward] Beginning balance Reimbursements from the FDIC TOTAL Fair Value Fair Value Disclosures [Text Block] Statement of Cash Flows [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES: Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Net Income Adjustments to reconcile net income to net cash provided by operating activities: Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Net amortization (accretion) of premiums and discounts on investments Amortization of Debt Discount (Premium) Provision for loan losses Securities (gains) losses (Gain) loss on sale of other real estate Gains (Losses) on Sales of Other Real Estate Restricted stock compensation Restricted Stock or Unit Expense Depreciation and amortization Depreciation, Amortization and Accretion, Net Other, net Other Operating Activities, Cash Flow Statement NET CASH FROM OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities, Continuing Operations CASH FLOWS FROM INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Proceeds from sales of securities available-for-sale Proceeds from Sale of Available-for-sale Securities Calls, maturities and principal reductions on securities available-for-sale Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities Purchases of securities available-for-sale Payments to Acquire Available-for-sale Securities Increase (Decrease) in Federal Funds Sold Increase (Decrease) in Federal Funds Sold Loans made to customers, net of repayment Payments for (Proceeds from) Loans and Leases Proceeds from sales of other real estate owned Proceeds from Sale of Other Real Estate Additions to premises and equipment Payments to Acquire Property, Plant, and Equipment NET CASH FROM INVESTING ACTIVITIES Net Cash Provided by (Used in) Investing Activities, Continuing Operations CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Net change in deposits Increase (Decrease) in Deposits Net change in short-term borrowings Proceeds From Federal Funds Purchased Repurchase Agreements Note Payables The net cash inflow (outflow) for federal funds purchased, repurchase agreement and notes payable having initial term of repayment within one year or the normal operating cycle, if longer. Maturities of other borrowings Repayments of Federal Home Loan Bank Borrowings Purchase of treasury stock Dividends paid Payments of Dividends NET CASH FROM FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities, Continuing Operations NET CHANGE IN CASH AND CASH EQUIVALENTS Net Cash Provided by (Used in) Continuing Operations CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD Cash and Cash Equivalents, at Carrying Value CASH AND CASH EQUIVALENTS, END OF PERIOD Measurement Basis [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement [Member] Portion at Fair Value Measurement [Member] Reported Value Measurement [Member] Reported Value Measurement [Member] Estimate of Fair Value Measurement [Member] Estimate of Fair Value Measurement [Member] Carrying amount and estimated fair value of financial instruments Cash and Cash Equivalents, Fair Value Disclosure Cash and Cash Equivalents, Fair Value Disclosure Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell, Fair Value Disclosure Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell, Fair Value Disclosure Loans Receivable, Fair Value Disclosure Loans Receivable, Fair Value Disclosure Deposits Short-term borrowings Short-term Debt, Fair Value Federal Home Loan Bank advances Federal Home Loan Bank Borrowings, Fair Value Disclosure Accrued interest payable Interest Payable Service cost Defined Benefit Plan, Service Cost Interest cost Defined Benefit Plan, Interest Cost Expected return on plan assets Defined Benefit Plan, Expected Return on Plan Assets Amortization of transition obligation Defined Benefit Plan, Amortization of Transition Obligations (Assets) Net amortization of prior service cost Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Net amortization of net (gain) loss Defined Benefit Plan, Amortization of Gains (Losses) Net Periodic Benefit Cost Defined Benefit Plan, Net Periodic Benefit Cost Amortized cost and fair value of investments classified as available-for-sale Available-for-sale Securities [Table Text Block] Schedule of contractual maturities of debt securities Investments Classified by Contractual Maturity Date [Table Text Block] Schedule of gross unrealized losses and fair value, aggregated by investment category and length of time that individual securities have been in continuous unrealized loss position Schedule of Unrealized Loss on Investments [Table Text Block] Rollforward of the credit losses recognized in earnings Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table Text Block] Schedule of Financing Receivables Past Due [Table] Schedule of Financing Receivables Past Due [Table] Aging of recorded investment in loans by past due category and class of loans Financing Receivable, Recorded Investment, Past Due [Line Items] Loans Past Due Over 90 Day Still Accruing Financing Receivable, Modifications, Recorded Investment Financing Receivable, Modifications, Nonaccrual Financing Receivable, Modifications, Nonaccrual Financing Receivable, Modifications, Nonaccrual Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Member] Reclassification out of Accumulated Other Comprehensive Income [Member] Change in Other comprehensive income before reclassification, Unrealized gains and Losses on available-for-sale Securities Amount reclassified from accumalted other comperhensive income, unrealized gain and losses and available for sale securities Net Current period other comprehensive other income, Unrealized gains and Losses on available-for-sale Securities Impaired Loans Unpaid Principal Balance Impaired Financing Receivable, Unpaid Principal Balance [Abstract] With no related allowance recorded: Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance With an allowance recorded: Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance TOTAL Impaired Financing Receivable, Unpaid Principal Balance Recorded Investment Impaired Financing Receivable, Recorded Investment [Abstract] With no related allowance recorded: Impaired Financing Receivable, with No Related Allowance, Recorded Investment Allowance For Loan Losses Allocated Impaired Financing Receivable Allowance For Loan Losses [Abstract] -- None. No documentation exists for this element. -- With no related allowance recorded: Impaired Financing Receivable With No Related Allowance For Loan Losses Allocated Amount of loan losses allocated in impaired financing receivables for which there is no related allowance for credit losses. With an allowance recorded: Impaired Financing Receivable With Related Allowance For Loan Losses Allocated Amount of loan losses allocated in impaired financing receivables for which there is no related allowance for credit losses. TOTAL Impaired Financing Receivable Loan Losses Alocated Total ofImpaired Financing Receivable loan losses alocated. Average Recorded Investment Impaired Financing Receivable, Average Recorded Investment [Abstract] With no related allowance recorded: Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment With an allowance recorded: Impaired Financing Receivable, with Related Allowance, Average Recorded Investment TOTAL Impaired Financing Receivable, Average Recorded Investment Interest Income Recognized Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] With no related allowance recorded: Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method With an allowance recorded: Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method TOTAL Impaired Financing Receivable, Interest Income, Accrual Method Cash Basis Interest Income Recognized Impaired Financing Receivable, Interest Income, Cash Basis Method [Abstract] With no related allowance recorded: Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method With an allowance recorded: Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method TOTAL Impaired Financing Receivable, Interest Income, Cash Basis Method Document And Entity Information [Abstract] -- None. No documentation exists for this element. -- Document Information [Table] Document Information [Table] Document Information [Line Items] Document Information [Line Items] Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Document Type Document Type Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Trading Symbol Trading Symbol Acquisitions and FDIC Indemnification Asset Business Combination Disclosure [Text Block] Reclassification out of Accumulated Other Comprehensive Income [Table] Reclassification out of Accumulated Other Comprehensive Income [Table] Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] Income tax expense Unrealized gain (loss) on securities, net of tax Schedule of Financing Receivable, Recorded Investment, Credit Quality Indicator [Table] Schedule of Financing Receivable, Recorded Investment, Credit Quality Indicator [Table] Pass Pass [Member] Special Mention Special Mention [Member] Substandard Substandard [Member] Doubtful Doubtful [Member] Not Rated Not Rated [Member] Represents the financing receivables which are not individually rated by Credit Quality Indicator. These include loans with an outstanding balance less than $50,000 and ones that are included within homogeneous groups. Analysis of risk category of loans by class of loans Financing Receivable, Recorded Investment [Line Items] Total loans Allowance for loan losses Allowance for Loan Losses: Financing Receivable, Allowance for Credit Losses [Roll Forward] Beginning balance Provision for loan losses Provision For Loan and Lease Losses Excluding F D I C Indemnification Asset Changes Provision charged for the period based on estimated losses to be realized from loan and lease transactions, excluding the impact of loss sharing agreements with the Federal Deposit Insurance Corporation (FDIC). Loans charged off Financing Receivable, Allowance for Credit Losses, Write-downs Recoveries Financing Receivable, Allowance for Credit Losses, Recovery Ending Balance Treasury stock purchase (in shares) Treasury Stock, Shares, Acquired Cash Dividends (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid 30-59 Days Past Due Financing Receivable, Recorded Investment, 30 to 59 Days Past Due 60-89 Days Past Due Financing Receivable, Recorded Investment, 60 to 89 Days Past Due Greater than 90 days Past Due Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due Total Past Due Financing Receivable, Recorded Investment, Past Due Current Financing Receivable, Recorded Investment, Current Amortized Cost Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] Due in one year or less Available-for-sale Securities, Debt Maturities, Next Twelve Months, Amortized Cost Basis Due after one but within five years Available-for-sale Securities, Debt Maturities, Year Two Through Five, Amortized Cost Basis Due after five but within ten years Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Amortized Cost Basis Due after ten years Available-for-sale Securities, Debt Maturities, after Ten Years, Amortized Cost Basis Total of securities having specified maturity period Available For Sale Securities Debt Maturities With Maturity Date Amortized Cost Amount of available-for-sale debt securities at cost, net of adjustments, that have a single maturity date and which the entity has decided to disclose separately rather than allocating the cost over several maturity groupings. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments. Mortgage-backed securities and equities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis TOTAL Fair Value Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] Due in one year or less Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value Due after one but within five years Available-for-sale Securities, Debt Maturities, Year Two Through Five, Fair Value Due after five but within ten years Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Fair Value Due after ten years Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value Total of securities having specified maturities period Available For Sale Securities Debt Maturities With Maturity Date Fair Value Amount of available-for-sale debt securities at fair value that have a single maturity date and which the entity has decided to disclose separately rather than allocating the fair value over several maturity groupings. Mortgage-backed securities and equities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value Number of Reportable Segments Number of Reportable Segments Vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Incremental vesting rights for first year (as a percent) Share Based Compensation Arrangement By Share Based Payment Award Vesting Rights Percentage For First Year Description of award terms as to how many shares or portion of an award will vest in first year and will no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, shown as a percentage. Incremental vesting rights for second year (as a percent) Share Based Compensation Arrangement By Share Based Payment Award Incremental Vesting Rights Percentage For Second Year Description of award terms as to how many incremental shares or portion of an award will vest in second year and will no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, shown as a percentage. Incremental vesting rights for third year (as a percent) Share Based Compensation Arrangement By Share Based Payment Award Incremental Vesting Rights Percentage For Third Year Description of award terms as to how many incremental shares or portion of an award will vest in third year and will no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, shown as a percentage. Number of shares awarded Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Grant date value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Total Fair Value The total fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan), net of estimated forfeitures. Components of Net Periodic Benefit Cost Pension and Other Postretirement Benefits Disclosure [Text Block] Schedule of Net Benefit Costs Schedule of Net Benefit Costs [Table Text Block]