Schedule of Defaulted Troubled Debt Restructurings on Financing Receivables [Table Text Block]
Schedule of the recorded investment in loans accounted for as TDR that have defaulted
Tabular disclosure of defaulted troubled debt restructurings.
Commercial and Industrial Portfolio Segment [Member]
Commercial and industrial
Portfolio segment of the company's total financing receivables related to loans for commercial and industrial purpose.
Construction and Development Portfolio Segment [Member]
Construction and development
Portfolio segment of the company's total financing receivables related to loans for construction and development.
Real Estate Mortgage Portfolio Segment [Member]
Real estate mortgage
Portfolio segment of the company's total financing receivables related to loans secured by real estate mortgages.
Substandard Nonperforming Financing Receivable [Member]
Substandard non-performing
A category of financing receivables that are classified as substandard non-performing.
Financing Receivable Troubled Debt Restructurings [Abstract]
Recorded investment in loans modified and classified as TDR
Award Type [Axis]
Financing Receivable Modifications Subsequent Default [Abstract]
Recorded investment in loans accounted for as TDR that have defaulted
Financing Receivable Modifications Subsequent Default Number of Borrowers
Number of borrowers
Represents the number of borrowers which have defaulted on financing receivables that have been modified by troubled debt restructurings within the previous 12 months.
Financing Receivable Impaired Troubled Debt Restructuring Subsequent Default Related Allowances
Related allowance allocation on loans accounted for as TDR that have defaulted
Amount of allowance for credit losses related to the recorded investment of impaired troubled debt restructurings and for which there was a payment default.
Total related allowance allocation for TDRs individually evaluated for impairment
Financing Receivable Modifications Allowance for Credit Losses Individually Evaluated for Impairment
Amount of allowance for credit losses related to the recorded investment of impaired troubled debt restructurings that were individually evaluated for impairment.
Amendment Description
Financing Receivable Recorded Investment Equal to Greater than 90 Days Past Due Including Nonaccrual Status
Greater than 90 days past due (includes non-accrual)
Financing receivables that are equal to or greater than 90 days past due including recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.
Amendment Flag
Schedule of Maturities and Average Effective Interest Rates of Federal Home Loan Bank Advances Disclosure [Table Text Block]
Summary of the contractual maturities and average effective rates
Tabular disclosure of the contractual maturities and average effective rates of Federal Home Loan Bank advances.
Federal Home Loan Bank Number of Separate Advances
Separate advances
Represent the number of separate advances.
Federal Home Loan Bank, Number of Separate Advances Principal Due at Maturity
Number of separate advances with principal amount due at maturity
Represents the number of separate advances with the principal amount due at maturity.
Number of employees eligible to participate in the defined benefit plan or plans described.
Defined Benefit Plan, Number of Employees Covered
Number of officers for whom unfunded, non-qualified, defined benefit retirement plan is sponsored
Defined Benefit Plan Number of Present Employees Covered
Number of current officers for whom unfunded, non-qualified, defined benefit retirement plan is sponsored
Number of present employees eligible to participate in the defined benefit plan or plans described.
Defined Benefit Plan Number of Retired Employees Covered
Number of retired officers for whom unfunded, non-qualified, defined benefit retirement plan is sponsored
Number of retired employees eligible to participate in the defined benefit plan or plans described.
Defined Benefit Plan Benefits Vesting Period
Benefits vesting period (in years)
Period over which benefits will vest, based on period of service.
Advances from Federal Home Loan Banks Principal Due at Maturity
Amount of separate advances with principal amount due at maturity
Amount as of the balance sheet date of non-callable advances with the principal amount due at maturity from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.
Advances from Federal Home Loan Banks Principal Paid Monthly
Amount of separate advances with principal paid monthly
Amount as of the balance sheet date of advances with principal paid monthly from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.
Federal Home Loan Bank Advances Amortization Period
Amortization schedule (in years)
Represents the term of the amortization period on Federal Home Loan Bank advances.
Federal Home Loan Bank Restructured Number of Advances
Number of advances whose terms were restructured and extended
Represent the number of restructured separate advances.
Federal Home Loan Bank Advances General Debt Obligations Disclosures Prepayment Penalties
Amount of prepayment penalties incurred in association with the modification of FHLB advances
Represent the amount of prepayment penalties incurred in association with the modification of Federal Home Loan Bank advances.
Loans Serviced for Others Outstanding Principal Balance
Total outstanding principal balances of loans serviced for others
Represents the outstanding principal balances of loans serviced for others.
Finite Lived Intangible Assets Mortgage Servicing Rights MSR Net
Balance at beginning of period
Balance at end of period
Amount after amortization of mortgage servicing rights with a finite life.
Commitments and Contingencies [Table]
Disclosure of information about commitments and contingencies.
Commitments Type [Axis]
Information by type of commitments of the entity.
Current Fiscal Year End Date
Commitments Type [Domain]
Type of commitments of the entity.
Commitments and Contingencies [Line Items]
Commitments and contingent liabilities
Guarantee Obligations Agreement Term
Term of the guarantee agreements
Represents the term of agreements entered into by the entity for undertaking guarantee obligation.
Guarantee Obligations Estimated Payment under Default on Contract
Expected payment required in an event of default on all contracts
Represents the amount that the entity would have been required to pay, if an event of default on all contracts had occurred.
Commercial Banking [Member]
Commercial banking
Information pertaining to the commercial banking segment of the entity. Commercial banking provides a full range of loan and deposit products to individuals, consumers and businesses. Commercial banking also includes the entity's mortgage origination and securities brokerage activity.
Less than 12 months
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses
Investment Management and Trust [Member]
Investment management and trust
Information pertaining to the investment management and trust segment of the entity. Investment management and trust provides wealth management services including investment management, trust and estate administration, and retirement plan services.
Fair Value Measurements
Impaired Financing Receivable Fair Value Disclosure
Impaired loans
The fair value related to impaired financing receivables.
Impaired Financing Receivable with Related Allowance (Losses)
Losses
Represents the amount of losses representing change in specific allowances.
Fair Value of Financial Instruments
Schedule of Fair Value of Financial Instruments by Balance Sheet Grouping and by Off Balance Sheet Risks [Table Text Block]
Schedule of fair values of financial instruments
Tabular disclosure of the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments, assets and liabilities. Such certain disclosures about the financial instruments, assets and liabilities include: (1) the fair value of the required items together with their carrying amounts (as appropriate) and (2) the methodology and assumptions used in developing such estimates of fair value. It also includes tabular disclosure of the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined) which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.
Document Period End Date
Fair Value of Financial Instruments by Balance Sheet Grouping and by Off Balance Sheet Risks [Table]
Fair value disclosures related to financial assets (as defined) and financial liabilities (as defined) contained in the entity's balance sheet and also those which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition. Disclosures contained in this table include the carrying (reported) amount, the portion of the financial instrument (as defined) at fair value, portion at other than fair value, estimate of fair value and the change in fair value during the period.
Fair Value of Financial Instruments by Balance Sheet Grouping and by Off Balance Sheet Risks [Line Items]
Summary of estimated fair values of financial instruments
Investment in Federal Home Loan Bank Stock and Other Securities Fair Value Disclosure
Federal Home Loan Bank stock and other securities
Represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount shown on the entity's books for investments made in Federal Home Loan Bank stock and other securities.
Fair Value Off Balance Sheet Risks Disclosure Information [Abstract]
Off balance sheet financial instruments
Document and Entity Information
Represents the value of common stock issued during the period upon exercise of stock options and under the dividend reinvestment plan.
Stock Issued During Period, Value, Stock Options Exercised and Dividend Reinvestment Plan
Stock issued for stock options exercised and dividend reinvestment plan
Stock Issued During Period, Shares, Stock Options Exercised and Dividend Reinvestment Plan
Stock issued for stock options exercised and dividend reinvestment plan (in shares)
Represents the number of shares issued during the period upon exercise of stock options and under the dividend reinvestment plan.
Gain (Loss) on Sale of Foreclosed Assets
The gains (losses) included in earnings resulting from the sale or disposal of foreclosed assets. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.
Loss (gain) on the sale of foreclosed assets
Prepayment Penalty on Modification of Federal Home Loan Bank Advances
The cash outflow for payment of penalty on modification of Federal Home Loan Bank advances.
Prepayment penalty on modification of Federal Home Loan Bank advances
Entity [Domain]
Total
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses
Restrictions on Cash and Due from Banks
Restrictions on Cash and Due from Banks Disclosure [Text Block]
Disclosure of cash and due from bank which is restricted as to withdrawal or usage.
Restrictions on Cash and Due from Banks
Securities Sold under Agreements to Repurchase and Other Short Term Borrowings
12 months or more
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses
Disclosure for repurchase agreements (also known as repos) and short-term debt.
Securities Sold Under Agreements to Repurchase and Other Short-Term Borrowings
Securities Sold under Agreements to Repurchase and Other Short Term Borrowings Disclosure [Text Block]
Fair Value Measurements
Fair Value Measurement Disclosure [Text Block]
Represents details of fair value measurements.
Fair Value of Financial Instruments
Fair Value of Financial Instruments Disclosure [Text Block]
Represents details of fair value measurements of financial instruments.
Stock Options and Stock Appreciation Rights SARS [Member]
Options and SARs
Represent the stock options as a contract that gives the holder the right, but not the obligation, either to purchase or to sell a certain number of shares of stock at a predetermined price for a specified period of time, and SARs as right to receive cash compensation equal to the appreciation of a predetermined number of the entity's shares, during a predetermined time period.
Options and stock appreciation rights (SARs)
Award, Vested and Excercisable [Member]
Vested and exercisable
Represents the award transactions related to awards vested and exercisable.
Award, Unvested [Member]
Unvested
Represents the award transactions related to awards unvested
Award, Outstanding [Member]
Outstanding
Represents the award transactions related to awards outstanding.
Award, Granted [Member]
Granted
Represents the award transactions related to awards granted.
Award, Excercised [Member]
Exercised
Represents the award transactions related to awards exercised.
Award, Forfeited [Member]
Forfeited
Represents the award transactions related to awards forfeited.
Award, Vested [Member]
Vested during the year
Represents the award transactions related to awards vested.
Schedule of Share Based Compensation Arrangement by Share Based Payment Award, Award Transaction [Axis]
Reflects the information pertaining to equity instruments other than options granted, by transaction type.
Unrealized Gains
Available-for-sale Securities, Gross Unrealized Gains
Share Based Compensation Arrangements by Share Based Payment Award, Award Transaction [Domain]
Share transactions associated with equity-based award compensation plans.
Share Based Compensation Shares Authorized under Stock Option and SAR Plans Exercise Price Range [Line Items]
Stock option and SARs activity and related information
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
Exercise Price
Share Based Compensation Shares Authorized under Stock Option and SAR Plans Exercise Price Range [Abstract]
Share Based Compensation Shares Authorized under Options and SARs Weighted Average Exercise Price [Roll Forward]
Weighted Average Exercise Price
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Aggregate Intrinsic Value [Abstract]
Aggregate Intrinsic Value
Share Based Compensation Shares Authorized under Options and SARs Weighted Average Fair Value [Abstract]
Weighted Average Fair Value
Share Based Compensation Shares Authorized under Options and SARs Weighted Average Remaining Contractual Life [Abstract]
Weighted Average Remaining Contractual Life
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Outstanding [Roll Forward]
Options and SARs
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Vested and Exercisable Number
Vested and exercisable at the beginning of the period (in shares)
The number of shares into which fully or partially vested stock options (or share units) and stock appreciation rights outstanding as of the balance sheet date can be currently converted under the plan.
Vested and exercisable at the end of the period (in shares)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Unvested Number
Unvested at the beginning of the period (in shares)
The number of non-vested stock (or unit) options and stock appreciation rights that validly exist and are outstanding as of the balance sheet date.
Unvested at the end of the period (in shares)
Total outstanding at the beginning of the period (in shares)
The number of shares reserved for issuance under stock option agreements and stock appreciation rights agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Outstanding Number
Total outstanding at the end of the period (in shares)
Granted (in shares)
Gross number of share stock options (or share units) and stock appreciation rights granted during the period.
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Grants in Period Gross
Exercised (in shares)
Number of share options (or share units) and stock appreciation rights exercised during the period.
Stock Issued During Period Shares Stock Options and SARs Exercised
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Forfeitures in Period
Forfeited (in shares)
The number of shares under stock options and stock appreciation rights that were cancelled during the reporting period as a result of the occurrence of a terminating event specified in contractual agreements pertaining to the plan.
Vested during year (in shares)
The number of shares under stock options and stock appreciation rights that were vested during the reporting period as a result of the occurrence of an event specified in contractual agreements pertaining to the stock option plan or the stock appreciation rights plan.
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Vested in Period
Share Based Compensation, Shares Authorized under Stock Option and SAR Plans, Exercise Price
The exercise price for purposes of disclosing shares potentially issuable under outstanding stock option awards and stock appreciation rights under the plans.
Exercise Price (in dollars per share)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Vested and Exercisable Weighted Average Exercise Price.
Vested and exercisable at the beginning of the period (in dollars per share)
The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of stock options and stock appreciation rights outstanding and currently exercisable under the stock option plan or the stock appreciation rights plan.
Vested and exercisable at the end of the period (in dollars per share)
Unvested at the beginning of the period (in dollars per share)
The weighted-average exercise price as of the balance sheet date for outstanding stock options and stock appreciation rights that remain unvested under the stock option plan or the stock appreciation rights plan.
Unvested at the end of the period (in dollars per share)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Unvested Weighted Average Exercise Price
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Outstanding Weighted Average Exercise Price
Total outstanding at the beginning of the period (in dollars per share)
The weighted average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on stock options and stock appreciation rights awarded under the plans during the reporting period.
Total outstanding at the end of the period (in dollars per share)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Grants in Period Weighted Average Exercise Price
Granted (in dollars per share)
The weighted average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on stock options and stock appreciation rights awarded under the plans during the reporting period.
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Exercises in Period Weighted Average Exercise Price
Exercised (in dollars per share)
The weighted average price at which option and stock appreciation rights holders acquired shares when converting their stock options and stock appreciation rights into shares under the plan during the reporting period.
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Forfeitures in Period Weighted Average Exercise Price
Forfeited (in dollars per share)
The weighted average price at which grantees could have acquired the underlying shares with respect to stock options and stock appreciation rights that were terminated.
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Vested in Period Weighted Average Grant Date Fair Value
Vested during year (in dollars per share)
The weighted average exercise price of stock options and stock appreciation rights vested during the reporting period.
Vested and exercisable at the beginning of the period (in dollars)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Vested and Exercisable Aggregate Intrinsic Value
The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of vested portions of options and stock appreciation rights outstanding and currently exercisable as of the balance sheet date.
Vested and exercisable at the end of the period (in dollars)
Vested during year (in dollars)
Unvested at the beginning of the period (in dollars)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Unvested Aggregate Intrinsic Value
The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of unvested stock options and stock appreciation rights outstanding as of the balance sheet date.
Unvested at the end of the period (in dollars)
Total outstanding at the beginning of the period (in dollars)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Vested and Exercisable Outstanding Aggregate Intrinsic Value
The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices pertaining to options and stock appreciation rights outstanding under the plan as of the balance sheet date.
Total outstanding at the end of the period (in dollars)
Exercised (in dollars)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Exercisable Intrinsic Value
Amount of difference between the fair value of the underlying shares on dates of exercise and exercise price of exercised stock options and stock appreciation rights.
Forfeited (in dollars)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Forfeited in Period Intrinsic Value
Amount of difference between the fair value of the underlying shares and exercise price of forfeited stock options and stock appreciation rights.
The weighted average fair value of all vested portions of options and stock appreciation rights outstanding and currently exercisable (or convertible) under the plan.
Vested and exercisable at the end of the period (in dollars per share)
Share Based Compensation Arrangement by Share based Payment Award Options and SARs Vested and Exercisable in Period Weighted Average Fair Value
Vested and exercisable at the beginning of the period (in dollars per share)
Summary of Significant Accounting Policies
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Unvested Weighted Average Grant Date Fair Value
Unvested at the beginning of the period (in dollars per share)
The weighted average fair value of all unvested options and stock appreciation rights outstanding under the plan.
Unvested at the end of the period (in dollars per share)
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Outstanding Weighted Average Grant Date Fair Value
Total outstanding at the beginning of the period (in dollars per share)
The weighted average fair value of shares reserved for issuance under stock option and stock appreciation right agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including unvested stock options and stock appreciation rights.
Total outstanding at the end of the period (in dollars per share)
Entity Well-known Seasoned Issuer
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Grants in Period Weighted Average Grant Date Fair Value
Granted (in dollars per share)
The weighted average fair value of granted stock options and stock appreciation rights under the plan.
Entity Voluntary Filers
The weighted average fair value of exercised stock options and stock appreciation rights under the plan.
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Exercises Weighted Average Grant Date Fair Value
Exercised (in dollars per share)
Entity Current Reporting Status
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Forfeitures Weighted Average Grant Date Fair Value
Forfeited (in dollars per share)
The weighted average fair value of forfeited stock options and stock appreciation rights under the plan.
Entity Filer Category
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Vested in Period Intrinsic Value
Vested during year (in dollars per share)
The weighted average fair value of awards vested stock options and stock appreciation rights under the plan.
Entity Public Float
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Vested and Exercisable Outstanding Weighted Average Remaining Contractual Term
The weighted average period between the balance sheet date and expiration date of all vested portions of options and stock appreciation rights outstanding and currently exercisable (or convertible) under the plan.
Vested and exercisable
Entity Registrant Name
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Unvested Weighted Average Remaining Contractual Term
Unvested
The weighted average period between the balance sheet date and expiration date of all unvested options and stock appreciation rights outstanding under the plan.
Entity Central Index Key
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Outstanding Weighted Average Remaining Contractual Term
Total outstanding
The weighted average period between the balance sheet date and expiration date of all awards outstanding under the plans.
Noninterest Income Excluding Fees and Commissions from Fiduciary and Trust Activities
All other non-interest income
Amount of noninterest income excluding income from fees and commissions from investment management and trust services.
Schedule of Share Based Compensation Arrangement by Share Based Payment Award, Fair Value, Assumptions and Methodology [Table Text Block]
Schedule of assumptions used in SAR/option valuations
Tabular disclosure of the significant assumptions used during the period to estimate the fair value of stock-based compensation awards, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.
Share Based Compensation Arrangement by Share Based Payment Award, Number of Plans
Number of stock-based compensation plans
Represents the number of share-based compensation plans of the entity.
Entity Common Stock, Shares Outstanding
Vesting Rights, Percentage
Award vesting limit per year (as a percent)
Annual Percentage of awards that are 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 awards to shares (in case of options) or receive the full benefits of the awards.
Share Based Compensation Arrangement by Share Based Payment Award, Fair Value Assumptions Expected Forfeitures Rate
Forfeitures (as a percent)
The estimated measure of the percentage by which the shares are expected to be forfeited over the award's term.
Share Based Compensation Arrangement by Share Based Payment Award, Expiration Period
Period after grant date after which the award expires
The period of time in which the equity-based award expires.
Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Most Likely to Vest
Number of shares most likely to vest, based on most recent analysis
The number of shares most likely to be granted with the vesting of the awards.
Share Based Compensation Arrangement by Share Based Payment Award, Expected Additional Compensation Cost Remainder of Year
Additional expected stock-based compensation expense
Additional stock-based compensation cost that the entity expects to record for awards outstanding for the remainder of the calendar year since from the most recent balance sheet.
Share Based Compensation Arrangement by Share Based Payment Award, Options and SARs Granted in Period Intrinsic Value
Granted (in dollars)
Amount of difference between the fair value of the underlying shares and exercise price of stock options and stock appreciation rights granted during the period.
Share Based Compensation Arrangement by Share Based Payment Award Options and SARs Vested in Period Aggregate Intrinsic Value
Vested during year (in dollars)
Amount of difference between the fair value of the underlying shares and exercise price of stock options and stock appreciation rights vested during the period.
Schedule of Investment in Troubled Debt Restructurings on Financing Receivables [Table Text Block]
Tabular disclosure of the entity's investment in loans modified and classified as troubled debt restructurings.
Schedule of the recorded investment in loans modified and classified as TDR
Share Based Compensation Arrangements by Share Based Payment Award, Grants in Period, Exercise Price
Exercise price at which the grantees can exercise the stock-based compensation awards.
Weighted average current market price (in dollars per share)
Commitments to Extend Credit and Standby Letters of Credit [Member]
Represents loan commitments that are legally binding commitments to extend credit to a counterparty under certain terms and conditions and an irrevocable undertaking (typically by a financial institution) to guarantee payment of a specified financial obligation.
Commitments to extend credit and standby letters of credit
2013
Federal Home Loan Bank Advances Maturities Summary Average Interest Rate of Amounts Due in Year Two
The weighted average interest rate applicable to the Federal Home Loan Bank advances maturing in the second fiscal year following the latest fiscal year.
2014
Federal Home Loan Bank Advances Maturities Summary Average Interest Rate of Amounts Due in Year Three
The weighted average interest rate applicable to the Federal Home Loan Bank advances maturing in the third fiscal year following the latest fiscal year.
2015
Federal Home Loan Bank Advances Maturities Summary Average Interest Rate of Amounts Due in Year Four
The weighted average interest rate applicable to the Federal Home Loan Bank advances maturing in the fourth fiscal year following the latest fiscal year.
2017
The weighted average interest rate applicable to the Federal Home Loan Bank advances maturing in the sixth fiscal year following the latest fiscal year.
Federal Home Loan Bank Advances Maturities Summary Average Interest Rate of Amounts Due in Year Six
2018
The weighted average interest rate applicable to the Federal Home Loan Bank advances maturing in the seventh fiscal year following the latest fiscal year.
Federal Home Loan Bank Advances Maturities Summary Average Interest Rate of Amounts Due in Year Seven
2024
The weighted average interest rate applicable to the Federal Home Loan Bank advances maturing after the seventh fiscal year following the latest fiscal year.
Federal Home Loan Bank Advances Maturities Summary Average Interest Rate of Amounts Due after Seven Years of Balance Sheet Date
2024
Federal Home Loan Bank Advances Maturities Summary Average Interest Rate of Amounts Due after Five Years of Balance Sheet Date
The weighted average interest rate applicable to the Federal Home Loan Bank advances maturing after the fifth fiscal year following the latest fiscal year.
Document Fiscal Year Focus
Share Based Compensation Arrangement by Share Based Payment Award Requisite Performance Period
Performance period
Estimated performance period which is required for the equity-based payment award.
Document Fiscal Period Focus
Proceeds from liquidation of private investment fund
Represents the cash inflow associated with proceeds from liquidation of private investment fund during the reporting period.
Proceeds from Liquidation of Private Investment Fund
Federal Home Loan Bank, Advances, Maturities Summary, Due after Year Seven
2024
Amount of federal home loan bank advances maturing after the seventh fiscal year following the latest fiscal year.
Federal Home Loan Bank, Advances, Maturities Summary, Due in Year Six
2017
Amount of federal home loan bank advances maturing in the sixth fiscal year following the latest fiscal year.
Federal Home Loan Bank, Advances, Maturities Summary, Due in Year Seven
2018
Amount of federal home loan bank advances maturing in the seventh fiscal year following the latest fiscal year.
Legal Entity [Axis]
Document Type
Composition of loans by primary loan classification
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated other comprehensive income
Additional Paid in Capital, Common Stock
Additional paid-in capital
Additional paid-in capital
Additional Paid-in Capital [Member]
Fair Value Measurements
Additional Fair Value Elements [Abstract]
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to reconcile net income to net cash provided by operating activities:
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition
Stock compensation expense
Federal Home Loan Bank advances
Advances from Federal Home Loan Banks
Total
Allocated Share-based Compensation Expense, Net of Tax
Reduction of net income
Allocated Share-based Compensation Expense
Stock-based compensation expense before income taxes
Recoveries
Allowance for Loan and Lease Losses, Recoveries of Bad Debts
Schedule of the balance in the recorded investment in loans and allowance for loan losses by portfolio segment and based on impairment method
Allowance for Credit Losses on Financing Receivables [Table Text Block]
Charge-offs
Allowance for Loan and Lease Losses, Write-offs
Provision
Allowance for Loan and Lease Losses, Provision for Loss, Gross
Allowance for loan losses
Allowance for Loan and Lease Losses [Roll Forward]
Amortization
Amortization of Mortgage Servicing Rights (MSRs)
Total assets
Assets, Fair Value Disclosure
Assets [Abstract]
Assets
Assets
Total assets
Assets
Assets, Fair Value Disclosure [Abstract]
Less than 12 months
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value
Due after 1 but within 5 years
Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value
Mortgage-backed securities
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value
Fair Value
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Investment securities available for sale
Available-for-sale Securities, Fair Value Disclosure
Total securities available for sale
Securities
Due within 1 year
Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value
Due after 5 but within 10 years
Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value
Due after 1 but within 5 years
Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Amortized Cost Basis
Available-for-sale Securities
Securities available for sale (amortized cost of $350,586 in 2012 and $343,059 in 2011)
Unrealized Losses
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses [Abstract]
12 months or more
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value
Mortgage-backed securities
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis
Total
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Due after 10 years
Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Amortized Cost Basis
Unrealized Losses
Available-for-sale Securities, Gross Unrealized Losses
Securities available for sale, Fair Value
Available-for-sale Securities, Debt Maturities, Fair Value, Rolling Maturity [Abstract]
Due after 10 years
Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Fair Value
Total securities available for sale
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis
Due within 1 year
Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis
Securities available for sale, Amortized Cost
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Rolling Maturity [Abstract]
Due after 5 but within 10 years
Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Amortized Cost Basis
Securities available for sale, amortized cost (in dollars)
Available-for-sale Securities, Amortized Cost Basis
Loss (gain) on sale of securities available for sale
Gains (losses) on sales of securities available for sale
Available-for-sale Securities, Gross Realized Gain (Loss)
Number of securities
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions
Bank Owned Life Insurance
Bank owned life insurance
Bank Owned Life Insurance Income
Bank owned life insurance income
Bank owned life insurance income
Deposits.
Basis of Financial Statement Presentation
Basis of Accounting, Policy [Policy Text Block]
Brokerage Commissions Revenue
Brokerage commissions and fees
Goodwill
Business Acquisition, Purchase Price Allocation, Goodwill Amount
Capital [Abstract]
Total risk-based capital
Capital
Actual Amount
Capital to Risk Weighted Assets
Actual Ratio (as a percent)
Capital Required for Capital Adequacy to Risk Weighted Assets
Minimum For Adequate Ratio (as a percent)
Capital Required to be Well Capitalized to Risk Weighted Assets
Minimum For Well Capitalized Ratio (as a percent)
Capital Required for Capital Adequacy
Minimum For Adequate Amount
Capital Required to be Well Capitalized
Minimum For Well Capitalized Amount
Carrying (Reported) Amount, Fair Value Disclosure [Member]
Carrying Amount
Cash and Cash Equivalents, at Carrying Value
Cash and cash equivalents at beginning of period
Cash and cash equivalents at end of period
Cash and Due from Banks
Cash and due from banks
Cash, Cash Equivalents, and Federal Funds Sold
Cash and short-term investments
Commitments and Contingencies Disclosure [Text Block]
Commitments and Contingent Liabilities
Commitments and Contingent Liabilities
Commitments to extend credit
Commitments to Extend Credit [Member]
Common stock
Common Stock [Member]
Common Stock, Shares, Outstanding
Common stock, shares outstanding
Common Stock, Value, Issued
Common stock, no par value. Authorized 20,000,000 shares; issued and outstanding 13,894,540 and 13,819,319 shares in 2012 and 2011, respectively
Common Stock, Shares, Issued
Common stock, shares issued
Common Stock, Shares Authorized
Common stock, Authorized shares
Common Stock, Dividends, Per Share, Cash Paid
Cash dividends (in dollars per share)
Communications and Information Technology
Data processing expense
Employee Benefit Plans
Compensation and Employee Benefit Plans [Text Block]
Employee Benefit Plans
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Risk based capital amounts and ratios
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Comprehensive income
S.Y. Bancorp, Inc. (parent company only)
Condensed Financial Information of Parent Company Only Disclosure [Text Block]
S.Y. Bancorp, Inc. (parent company only)
Principles of Consolidation and Nature of Operations
Consolidation, Policy [Policy Text Block]
Consumer
Consumer Portfolio Segment [Member]
Doubtful
Doubtful [Member]
Deferred Income Tax Expense (Benefit)
Deferred income tax benefit
Net periodic benefits costs, which include interest cost and amortization of net losses
Defined Benefit Plan, Net Periodic Benefit Cost
Deposits
Deposit Liabilities Disclosures [Text Block]
Deposits
Total deposits
Deposits [Abstract]
Deposits:
Deposits, Fair Value Disclosure
Deposits
Depreciation, Amortization and Accretion, Net
Depreciation, amortization and accretion, net
Derivative Instruments and Hedging Activities Disclosure [Text Block]
Derivative Financial Instruments
Derivative Financial Instruments
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Stock-Based Compensation
Dividend Restriction
Stock-Based Compensation
Dividends, Common Stock, Cash
Cash dividends, $0.57 per share
Net income per share, diluted (in dollar per share)
Earnings Per Share, Diluted
Diluted (in dollars per share)
Earnings Per Share, Basic and Diluted [Abstract]
Net income per share:
Net income per share, basic (in dollar per share)
Earnings Per Share, Basic
Basic (in dollars per share)
Earnings Per Share [Text Block]
Net Income Per Share
Net Income Per Share
Net income per share:
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition
Period of recognition of stock-based compensation expense
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense
Deferred tax benefit
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized
Unrecognized stock-based compensation expense
Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options
Amount received from exercise of options
Equipment Expense
Furniture and equipment expense
Equity Component [Domain]
Fair value
Estimate of Fair Value, Fair Value Disclosure [Member]
Excess tax benefits from share-based compensation arrangements
Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Financing Activities
Excess tax benefits from share-based compensation arrangements
Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Operating Activities
Excess tax benefits from share-based compensation arrangements
Measurement Frequency [Axis]
Fair Value, Hierarchy [Axis]
Recurring basis
Fair Value, Measurements, Recurring [Member]
Fair Value, Measurement Frequency [Domain]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value Disclosure, Off-balance Sheet Risks, Amount, Liability
Fair Value
The amount of commitments made by the entity.
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Carrying values of assets measured at fair value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Non- recurring basis
Fair Value, Measurements, Nonrecurring [Member]
Schedule of carrying values of assets measured at fair value on a non-recurring basis
Fair Value Measurements, Nonrecurring [Table Text Block]
Fair Value, Disclosure Item Amounts [Domain]
Fair Value, by Balance Sheet Grouping, Disclosure Item Amounts [Axis]
Level 3
Fair Value, Inputs, Level 3 [Member]
Level 1
Fair Value, Inputs, Level 1 [Member]
Level 2
Fair Value, Inputs, Level 2 [Member]
Federal Home Loan Bank Advances
Amount of available credit from the FHLB
Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, Unused Funds
Federal Home Loan Bank Advances, Disclosure [Text Block]
Federal Home Loan Bank Advances
Federal Funds Sold
Federal funds sold
Federal Home Loan Bank Stock
Federal Home Loan Bank stock
Federal Funds Purchased
Federal funds purchased
Federal Deposit Insurance Corporation Premium Expense
FDIC insurance expense
2013
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, One to Two Years from Balance Sheet Date
2014
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, Two to Three Years from Balance Sheet Date
2014
Federal Home Loan Bank, Advances, Maturities Summary, Due in Year Three
2013
Federal Home Loan Bank, Advances, Maturities Summary, Due in Year Two
2015
Federal Home Loan Bank, Advances, Maturities Summary, Due in Year Four
Rate (as a percent)
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due [Abstract]
2015
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, Three to Four Years from Balance Sheet Date
Advance
Federal Home Loan Bank, Advances, Fiscal Year Maturity [Abstract]
Total
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Weighted Average Interest Rate
2024
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, after Five Years from Balance Sheet Date
2024
Federal Home Loan Bank, Advances, Maturities Summary, Due after Year Five
Investment management and trust services
Fees and Commissions, Fiduciary and Trust Activities
Fees and Commissions, Depositor Accounts
Service charges on deposit accounts
Bankcard transaction revenue
Fees and Commissions, Credit and Debit Cards
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Financial liabilities
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Financial assets
Financial Instrument [Axis]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of the recorded investment in past due loans
Financing Receivable, Modifications, Subsequent Default, Recorded Investment
Recorded Investment
Financing Receivable, Modifications, Post-Modification Recorded Investment
Post-modification outstanding recorded investment
Financing Receivable, Modifications, Pre-Modification Recorded Investment
Pre-modification outstanding recorded investment
Financing Receivable, Modifications [Line Items]
Loans
Loans past due more than 90 days or more and still accruing interest
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing
Recorded investment greater than 90 days and accruing
Financing Receivable, Recorded Investment, Nonaccrual Status
Recorded investment in non-accrual loans
Financing Receivable, Modifications, Subsequent Default, Number of Contracts
Number of contracts
Balance in the recorded investment in loans and allowance for loan losses by portfolio segment and based on impairment method
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance: individually evaluated for impairment
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment
Credit risk profile by internally assigned grade
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due
30-59 days past due
Credit Quality Indicator [Axis]
Loans classified as TDR
Financing Receivable, Modifications, Recorded Investment
Class of Financing Receivable [Domain]
Additional disclosure
Financing Receivable, Recorded Investment, Past Due [Abstract]
Aging of the recorded investment in past due loans
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due
60-89 days past due
Loans individually evaluated for impairment
Financing Receivable, Impaired [Line Items]
Financing Receivable, Modifications, Number of Contracts
Number of contracts
Balance: individually evaluated for impairment
Financing Receivable, Individually Evaluated for Impairment
Financing Receivable, by Credit Quality Indicator [Domain]
Financing Receivable, Recorded Investment, Current
Current
Schedule of credit risk profile by internally assigned grade
Financing Receivable Credit Quality Indicators [Table Text Block]
Class of Financing Receivable [Axis]
Financing Receivable, Recorded Investment, Past Due
Total past due
Balance: collectively evaluated for impairment
Financing Receivable, Collectively Evaluated for Impairment
Balance: collectively evaluated for impairment
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment
Estimated fair value of MSRs
Finite-lived Intangible Assets, Fair Value Disclosure
Changes in the net carrying amount of finite-lived intangible MSRs
Finite-lived Intangible Assets [Roll Forward]
Gain (Loss) on Sale of Property Plant Equipment
Loss on the disposal of equipment
Gain (Loss) on Sale of Mortgage Loans
Gains on sales of mortgage loans held for sale
Gain on sales of mortgage loans held for sale
Gains (Losses) on Sales of Other Real Estate
Loss on the sale of other real estate
Goodwill and Intangible Assets Disclosure [Text Block]
Goodwill and Intangible Assets
Goodwill and Intangible Assets
Held-to-maturity Securities
Securities held to maturity (fair value of $22 in 2010)
Held-to-maturity Securities, Fair Value
Securities held to maturity, fair value (in dollars)
Loans with an allowance recorded
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment
Average recorded investment
Impaired Financing Receivable, Average Recorded Investment [Abstract]
Unpaid principal balance
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivables [Table Text Block]
Schedule of loans individually evaluated for impairment
Loans with an allowance recorded
Impaired Financing Receivable, with Related Allowance, Recorded Investment
Impaired loans with a valuation allowance
Total
Impaired Financing Receivable, Average Recorded Investment
Loans with no related allowance recorded
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance
Total
Impaired Financing Receivable, Unpaid Principal Balance
Total
Impaired Financing Receivable, Recorded Investment
Loans with no related allowance recorded
Impaired Financing Receivable, with No Related Allowance, Recorded Investment
Amount of valuation allowance
Impaired Financing Receivable, Related Allowance
Related allowance
Loans with no related allowance recorded
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment
Loans with an allowance recorded
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance
Recorded investment
Impaired Financing Receivable, Recorded Investment [Abstract]
Consolidated Statements of Income
Income Tax Disclosure [Text Block]
Income Taxes
Income Taxes
Income before income taxes
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest
Income before income taxes
Tax expense
Income Tax Expense (Benefit)
Income tax expense
Income Taxes Paid, Net
Income tax payments
Income Taxes
Income Tax, Policy [Policy Text Block]
Increase (Decrease) in Deposits
Net increase in deposits
Increase (Decrease) in Operating Assets
(Increase) decrease in accrued interest receivable and other assets
Increase (Decrease) in Operating Liabilities
Increase (decrease) in accrued interest payable and other liabilities
Increase (Decrease) in Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Net
Net (decrease) increase in securities sold under agreements to repurchase and federal funds purchased
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Increase (Decrease) in Stockholders' Equity
Interest Payable
Accrued interest payable
Interest and Dividend Income, Operating [Abstract]
Interest income:
Interest and Fee Income, Loans and Leases Held-in-portfolio
Loans
Interest Expense
Total interest expense
Interest and Dividend Income, Operating
Total interest income
Interest Expense [Abstract]
Interest expense:
Mortgage loans held for sale
Interest and Fee Income, Loans Held-for-sale, Mortgages
Securities
Interest and Dividend Income, Securities, by Taxable Status [Abstract]
Interest Income, Federal Funds Sold
Federal funds sold
Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Long-term
Federal Home Loan Bank advances
Interest Expense, Deposits
Deposits
Fed funds purchased
Interest Expense, Federal Funds Purchased
Interest Expense, Subordinated Notes and Debentures
Subordinated debentures
Net interest income
Interest Income (Expense), Net
Net interest income
Interest Expense, Securities Sold under Agreements to Repurchase
Securities sold under agreements to repurchase
Interest Income, Securities, Tax Exempt
Securities - tax-exempt
Interest Expense, Other Short-term Borrowings
Other short-term borrowings
Interest Income (Expense), after Provision for Loan Loss
Net interest income after provision for loan losses
Interest Rate Derivative Liabilities, at Fair Value
Interest rate swap
Interest Rate Derivative Assets, at Fair Value
Interest rate swap
Interest Paid, Net
Cash paid for interest
Interest Receivable
Accrued interest receivable
Interest-bearing Deposit Liabilities
Interest bearing
Interest Income, Securities, Taxable
Securities - taxable
Summary of securities based on contractual maturity
Investments Classified by Contractual Maturity Date [Table Text Block]
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
Securities
Securities
Labor and Related Expense
Salaries and employee benefits
Liabilities
Total liabilities
Liabilities and Equity [Abstract]
Liabilities and Stockholders' Equity
Liabilities
Liabilities, Fair Value Disclosure [Abstract]
Liabilities and Equity
Total liabilities and stockholders' equity
Allowance for Loan Losses
Loans and Leases Receivable, Allowance for Loan Losses Policy [Policy Text Block]
Balance at the beginning of the period
Loans and Leases Receivable, Allowance
Balance at the end of the period
Less allowance for loan losses
Total loans
Loans and Leases Receivable, Net of Deferred Income
Loans
Loans and Leases Receivable, Net Amount
Net loans
Net loans
Loans Held-for-sale, Mortgages
Mortgage loans held for sale
Loans Receivable, Fair Value Disclosure
Loans, net
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
Loans
Loans
Long-term Debt, Fair Value
Long-term borrowings
Major Types of Debt and Equity Securities [Axis]
Major Types of Debt and Equity Securities [Domain]
Maximum
Maximum [Member]
Minimum
Minimum [Member]
Mortgage-backed securities
Collateralized Mortgage Backed Securities [Member]
Mortgage Servicing Rights (MSR) Impairment (Recovery)
Valuation losses reversal of mortgage servicing rights
Mortgages Held-for-sale, Fair Value Disclosure
Mortgage loans held for sale
Financing activities:
Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract]
Net cash provided by operating activities
Net Cash Provided by (Used in) Operating Activities, Continuing Operations
Operating activities:
Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]
Net (decrease) increase in cash and cash equivalents
Net Cash Provided by (Used in) Continuing Operations
Net cash used in investing activities
Net Cash Provided by (Used in) Investing Activities, Continuing Operations
Net income
Net income
Net Income (Loss) Available to Common Stockholders, Basic
Net income, basic and diluted
Net cash provided by financing activities
Net Cash Provided by (Used in) Financing Activities, Continuing Operations
Investing activities:
Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract]
Noninterest-bearing Deposit Liabilities
Non-interest bearing
Noninterest Income, Other
Other non-interest income
Noninterest Income [Abstract]
Non-interest income:
Noninterest Expense [Abstract]
Non-interest expenses:
All other non-interest income
Noninterest Income
Total non-interest income
Non-interest expense
Noninterest Expense
Total non-interest expenses
Occupancy, Net
Net occupancy expense
Originations
Origination of Mortgage Servicing Rights (MSRs)
Other Assets
Other assets
Reclassification adjustment for securities losses (gains) realized in income, tax
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax
Other Assets
Other Assets Disclosure [Text Block]
Other Assets.
Reclassification adjustment for securities losses (gains) realized in income (net of tax of $0, $(56), and $119, respectively)
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax
Unrealized gains arising during the period, tax
Unrealized gains arising during the period (net of tax of $202, $555, $432 and $1,404, respectively)
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax
Other Noninterest Expense
Other non-interest expense
Other Noncash Investing and Financing Items [Abstract]
Supplemental non-cash activity:
Other Investments and Securities, at Cost
Other securities
Other Liabilities
Other liabilities
Other Short-term Borrowings
Other short-term borrowings
Other real estate owned
Other Real Estate, Foreclosed Assets, and Repossessed Assets
Other comprehensive income, net of tax:
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Unrealized gains on securities available for sale:
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Portion Attributable to Parent [Abstract]
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent
Other comprehensive income, net of tax
Schedule of aging of the recorded investment in past due loans
Past Due Financing Receivables [Table Text Block]
Pass
Pass [Member]
Payments for (Proceeds from) Loans and Leases
Net increase in loans
Payments for Repurchase of Common Stock
Common stock repurchases
Payments for Origination of Mortgage Loans Held-for-sale
Origination of mortgage loans held for sale
Payments of Dividends
Cash dividends paid
Payments to Acquire Property, Plant, and Equipment
Purchases of premises and equipment
Payments to Acquire Available-for-sale Securities
Purchases of securities available for sale
Defined Benefit Retirement Plan
Pension and Other Postretirement Benefits Disclosure [Text Block]
Defined Benefit Retirement Plan
Agreements to guarantee performance of customers contracts
Performance Guarantee [Member]
Preferred Stock, Value, Issued
Preferred stock, no par value. Authorized 1,000,000 shares; no shares issued or outstanding
Preferred stock, Authorized shares
Preferred Stock, Shares Authorized
Preferred Stock [Text Block]
Preferred Stock
Preferred Stock
Preferred Stock, Shares Issued
Preferred stock, shares issued
Preferred Stock, Shares Outstanding
Preferred stock, shares outstanding
Proceeds from (Repayments of) Short-term Debt, Maturing in Three Months or Less
Net decrease in other short-term borrowings
Proceeds from Issuance of Common Stock
Issuance of common stock for options and dividend reinvestment plan
Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities
Proceeds from maturities of securities held to maturity
Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities
Proceeds from maturities of securities available for sale
Proceeds from sale of securities available for sale
Proceeds from Sale of Available-for-sale Securities
Proceeds from Federal Home Loan Bank Borrowings
Proceeds from Federal Home Loan Bank advances
Proceeds from Sale of Property, Plant, and Equipment
Proceeds from disposal of premises and equipment
Proceeds from sale of foreclosed assets
Proceeds from Sale of Foreclosed Assets
Proceeds from Sale of Mortgage Loans Held-for-sale
Proceeds from sale of mortgage loans held for sale
Proceeds from Sale of Other Real Estate
Proceeds from sale of other real estate
Premises and Equipment
Property, Plant and Equipment, Net
Premises and equipment, net
Premises and Equipment
Property, Plant and Equipment Disclosure [Text Block]
Provision for loan losses
Provision for Loan Losses Expensed
Quarterly Operating Results (unaudited)
Quarterly Financial Information [Text Block]
Quarterly Operating Results (unaudited)
Range [Axis]
Range [Domain]
Regulatory Matters
Regulatory Matters
Regulatory Capital Requirements under Banking Regulations [Text Block]
Repayments of Federal Home Loan Bank Borrowings
Repayments of Federal Home Loan Bank advances
Repayments of Subordinated Debt
Repayments of subordinated debentures
Restricted Stock Units (RSUs) [Member]
Restricted stock units (RSUs)
Restricted Stock [Member]
Restricted stock
Dividend Restriction
Restrictions on Dividends, Loans and Advances [Text Block]
Retained Earnings (Accumulated Deficit)
Retained earnings
Retained earnings
Retained Earnings [Member]
Substandard
Substandard [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Expected life of awards
Short-term Debt, Fair Value
Short-term borrowings
Scenario, Unspecified [Domain]
Schedule of Financing Receivable, Allowance for Credit Losses [Table]
Schedule of recorded investment in non-accrual loans
Schedule of Financing Receivables, Non Accrual Status [Table Text Block]
Schedule of Impaired Financing Receivable [Table]
Schedule of carrying values of assets and liabilities measured at fair value on a recurring basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Schedule of Financing Receivable, Troubled Debt Restructurings [Table]
Schedule of Available-for-sale Securities [Table]
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Schedule of net income (the numerator) and average shares outstanding (the denominator) for the basic and diluted net income per share computations
Schedule of Financing Receivables Past Due [Table]
Schedule of Financing Receivable, Recorded Investment, Credit Quality Indicator [Table]
Schedule of Share-based Compensation, Stock Options and Stock Appreciation Rights Award Activity [Table Text Block]
Schedule of stock option and SARs activity and related information
Schedule of securities with unrealized losses not recognized in income
Schedule of Unrealized Loss on Investments [Table Text Block]
Schedule of changes in the net carrying amount of MSRs
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Securities available for sale
Schedule of Available-for-sale Securities [Line Items]
Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table]
Schedule of amortized cost, unrealized gains and losses, and fair value of securities available for sale
Schedule of Available-for-sale Securities Reconciliation [Table Text Block]
Schedule of the risk based capital amounts and ratios
Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
Schedule of stock-based compensation expense, within salaries and employee benefits
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Summary of selected financial information by business segment
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Schedule of loans by primary loan portfolio segment
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Securities Sold under Agreements to Repurchase
Securities sold under agreements to repurchase
Selected financial information by business segment
Segment Reporting Information [Line Items]
Segments
Segment Reporting Disclosure [Text Block]
Segments
Segment [Domain]
Share-based Compensation
Stock compensation expense
Fair value of awards granted (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized
Number of additional shares authorized under the plan