Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Trading Arrangement: Trading Arrangement [Axis] Subordinated notes Subordinated Debt Maximum Maximum [Member] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Income tax effect OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax Statistical Measurement [Domain] Statistical Measurement [Domain] Title of 12(b) Security Title of 12(b) Security Carrying Amount Reported Value Measurement [Member] Schedule of Available-for-sale Securities [Table] Debt Securities, Available-for-Sale [Table] Net income available to common shareholders Net Income (Loss) Available to Common Stockholders, Diluted Document Fiscal Year Focus Document Fiscal Year Focus Less: Gross amounts offset, fair value Derivative Liability, Subject to Master Netting Arrangement, Asset Offset Merger related expense Business Combination, Acquisition-Related Cost, Expense Schedule of Other Assets Measured at Fair Value on Nonrecurring Basis Fair Value Measurements, Nonrecurring [Table Text Block] Adjustment to Compensation, Amount Adjustment to Compensation Amount Total capital (to risk-weighted assets), actual, ratio Banking Regulation, Total Risk-Based Capital Ratio, Actual Financial Instrument [Axis] Financial Instrument [Axis] Debt securities, available-for-sale, sold at par value Debt Securities, Available-for-Sale, Sold at Par Value Total deposits Deposits Common stock Common Stock, Value, Issued Net settlement of share awards Payment, Tax Withholding, Share-Based Payment Arrangement Subordinated notes, net Subordinated Debentures Subordinated Debentures Subordinated Debentures Restatement Determination Date Restatement Determination Date Debt securities, available-for-sale, transfer in, allowance for credit loss, expense Debt Securities, Available-for-Sale, Transfer in, Allowance for Credit Loss, Expense Amortization of unearned compensation APIC, Share-Based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition Common equity tier 1 capital (to risk-weighted assets), required for capital adequacy purposes with capital buffer, ratio Common equity tier one risk based capital required for capital adequacy with capital buffer to risk weighted assets Common equity tier one risk based capital required for capital adequacy with capital buffer to risk weighted assets. Derivative Instrument [Axis] Derivative Instrument [Axis] Fair value for five to ten years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 5 through 10 Years, Fair Value Commitments to extend credit Fair Value Disclosure, Off-Balance-Sheet Risks, Amount, Unused Commitments To Extend Credit Fair Value Disclosure, Off-Balance-Sheet Risks, Amount, Unused Commitments To Extend Credit Fair value, beginning of period Fair value, end of period Servicing Asset at Fair Value, Amount Other expense Other Noninterest Expense Measurement Frequency [Axis] Measurement Frequency [Axis] Total Financing Receivable, Excluding Accrued Interest, Modified, after 12 Months Accrued interest Financing Receivable, Accrued Interest, before Allowance for Credit Loss U.S. Treasury, federal agencies, and government sponsored agencies US Treasury and Government [Member] Total capital (to risk-weighted assets), required for capital adequacy purposes with capital buffer, ratio Capital required for capital adequacy with capital buffer to risk weighted assets Capital required for capital adequacy with capital buffer to risk weighted assets. Amendment Flag Amendment Flag Consolidated Entities [Axis] Consolidated Entities [Axis] Average price per share repurchased (in USD per share) Shares Acquired, Average Cost Per Share Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Financial Instrument Performance Status [Domain] Financial Instrument Performance Status [Domain] Modified Loans Past Due Financing Receivable, Modified, Past Due [Table Text Block] Gross Unrealized Losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Total capital (to risk-weighted assets), For capital adequacy purposes, ratio Banking Regulation, Total Risk-Based Capital Ratio, Capital Adequacy, Minimum Doubtful Doubtful [Member] Pledged securities for borrowing availability at the Federal Reserve Pledged Financial Instruments, Not Separately Reported, Securities for Federal Reserve Pledged Financial Instruments, Not Separately Reported, Securities for Federal Reserve Interest Rate Reduction Contractual Interest Rate Reduction [Member] Schedule of Regulatory Capital Requirement Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block] Tier 1 capital (to risk-weighted assets), actual, amount Banking Regulation, Tier 1 Risk-Based Capital, Actual Consolidated Entities [Domain] Consolidated Entities [Domain] Servicing Asset at Fair Value, Amount [Roll Forward] Servicing Asset at Fair Value, Amount [Roll Forward] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Tier 1 capital (to risk-weighted assets), for well capitalized purpose, amount Banking Regulation, Tier 1 Risk-Based Capital, Well Capitalized, Minimum Transfers into Level 3 (at fair value on transfer date) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 Prior, charge-offs Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff Entity Address, State or Province Entity Address, State or Province Total unrealized losses Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Proceeds on the sale of OREO and repossessed assets Proceeds from Sale of Other Real Estate Total Non-accrual Financing Receivable, Excluding Accrued Interest, Nonaccrual Nature Of Business Nature Of Business [Policy Text Block] Nature of business. PEO Total Compensation Amount PEO Total Compensation Amount Prior Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year Assets Assets, Fair Value Disclosure [Abstract] Schedule Of Earnings Per Share [Table] Schedule Of Earnings Per Share [Table] Schedule of Earnings Per Share [Table] Weighted average common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Modified Loans Financing Receivable, Modified [Table Text Block] Mortgage servicing rights, net Finite Lived Mortgage Servicing Rights Net Of Impairment Finite lived mortgage servicing rights net of impairment. Net (accretion of discounts) or amortization of premiums on securities Accretion (Amortization) of Discounts and Premiums, Investments Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Disclosures about Fair Value of Assets and Liabilities Disclosures About Fair Value Of Assets And Liabilities [Text Block] Disclosures about fair value of assets and liabilities. Number of reportable segments Number of Reportable Segments Fair value of nonaccrual status Fair Value, Option, Loans Held as Assets, Aggregate Amount in Nonaccrual Status Financing Receivable, Credit Quality Indicator [Line Items] Financing Receivable, Credit Quality Indicator [Line Items] Interest-bearing deposits in banks Interest- bearing deposits in banks Interest-Bearing Deposits in Banks and Other Financial Institutions Schedule of Allowance for Credit Loss on Available-for-Sale Debt Securities Debt Securities, Available-for-Sale, Allowance for Credit Loss [Table Text Block] Residential construction Residential Construction Loan [Member] Residential Construction Loan [Member] Nonaccrual interest income Financing Receivable, Nonaccrual, Interest Income Interest receivable Increase (Decrease) in Accrued Interest Receivable, Net Total non-interest income Noninterest Income Amortized Cost Amortized Cost Debt Securities, Available-for-Sale, Amortized Cost, Excluding Accrued Interest, before Allowance for Credit Loss Entity Address, City or Town Entity Address, City or Town Federal Home Loan Bank stock Stock in FHLB Federal Home Loan Bank Stock Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] Loans Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Receivables [Abstract] Receivables [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Indirect installment Indirect Installment [Member] Indirect installment. Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Basis of Reporting Basis of Accounting, Policy [Policy Text Block] Current fiscal year, charge-offs Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net Income Available to Common Shareholders Net Income (Loss) Available to Common Stockholders, Basic Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Collateral dependent loans Collateral Dependent Loans [Member] Collateral Dependent Loans Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] 90 Days or Greater Past Due Financial Asset, Equal to or Greater than 90 Days Past Due [Member] Schedule of Long-Term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Loans, net of allowance for credit losses Net loans Loans, net Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss Good Pass Good Pass [Member] Good pass. Earnings per Common Share Earnings Per Share, Policy [Policy Text Block] Total derivatives subject to enforceable master netting arrangements, net, notional amount Derivative Asset, Notional Amount, Subject To Master Netting Arrangement, After Offset Derivative Asset, Notional Amount, Subject To Master Netting Arrangement, After Offset Gain on sale of mortgage loans Gain on sale of mortgage loans Gain (Loss) on Sale of Mortgage Loans Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table] Banking Regulation, Regulatory Capital Requirement, Compliance [Table] Other Comprehensive Income (Loss), Net of Tax Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent ACL Allocation Allowance For Credit Losses Allocation Allowance For Credit Losses Allocation 30-90 Days Maturity 30 to 90 Days [Member] Allowance for credit losses Loans allowance for credit losses Balance, beginning of period Balance, end of period Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest Two year before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year Document Period End Date Document Period End Date Net change in: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Less: Gross amounts offset, notional amount Derivative Liability, Notional Amount, Subject To Master Netting Arrangement, Asset Offset Derivative Liability, Notional Amount, Subject To Master Netting Arrangement, Asset Offset Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Bank Subsidiaries [Member] Aggregate principal amount Debt Instrument, Face Amount Revolving Term Loans Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan Basic earnings per share Earnings Per Share, Basic [Abstract] Stockholders' Equity Equity [Text Block] Amortized Cost of Hedged Items Derivative, Amount of Hedged Item Security Exchange Name Security Exchange Name Gross losses Gross losses Debt Securities, Available-for-Sale, Realized Loss Defaulted receivables Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company % of Loans Held for Investment Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage Professional fees Professional Fees, Net Of Reimbursement Professional Fees, Net Of Reimbursement Direct installment Installment [Member] Direct installment. Fair value more than 12 months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer Schedule of Allowance for Credit Loss Allocated for Collateral Dependent Loans Accounts Receivable, Allowance for Credit Loss [Table Text Block] Segment reporting Segment Reporting, Policy [Policy Text Block] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Amortized cost for five to ten years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 5 through 10 Years, Amortized Cost Name Outstanding Recovery, Individual Name Owner occupied real estate Owner Occupied Real Estate [Member] Owner occupied real estate. Tax benefit from the sale of securities available for sale Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Accrued interest receivable on available for sale debt securities Debt Securities, Accrued Interest Debt Securities, Accrued Interest Total liabilities Liabilities Trading Symbol Trading Symbol Weighted average interest rate reduction (in percent) Financing Receivable, Modified, Weighted-Average Interest Rate Decrease from Modification Measurement Input, Discount Rate Measurement Input, Discount Rate [Member] Investment securities, available for sale Fair Value Total available for sale investment securities, amortized cost, fair value Debt Securities, Available-for-Sale, Excluding Accrued Interest Premises and equipment expenditures Payments to Acquire Property, Plant, and Equipment Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss [Line Items] Company Selected Measure Name Company Selected Measure Name Total gains/losses included in OCI Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Net change in repurchase agreements Proceeds from (Payments for) in Securities Sold under Agreements to Repurchase Purchases of securities available for sale Payments to Acquire Debt Securities, Available-for-Sale Debt securities, held-to-maturity, transfer, unrealized gain (loss) Debt Securities, Held-to-Maturity, Transfer, Unrealized Gain (Loss) Effect of dilutive securities: Weighted Average Number of Shares Outstanding, Diluted, Adjustment [Abstract] Deposits Interest Expense, Deposits Unrealized gains (losses) on securities OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Diluted earnings per share Earnings Per Share, Diluted [Abstract] Financial Instrument Performance Status [Axis] Financial Instrument Performance Status [Axis] 30-89 Days Past Due Financial Asset, 30 To 89 Days Past Due [Member] Financial Asset, 30 To 89 Days Past Due Other income Noninterest Income Other Operating Income Expense Noninterest income other operating income (expense) earned. Current fiscal year Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year Asset Class [Domain] Asset Class [Domain] Operating Activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Weighted average common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Allowance for Credit and Loan Losses Allowance for Credit Losses [Text Block] Net change in interest-earning time deposits Proceeds from (Payments for) in Interest-Bearing Deposits in Banks Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Net investment in which foreclosure proceedings have commenced Mortgage Loans in Process of Foreclosure, Amount Total Past Due Total loans Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss Underlying Security Market Price Change Underlying Security Market Price Change, Percent Tier 1 capital (to total assets), actual, amount Banking Regulation, Tier 1 Leverage Capital, Actual Derivative Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Proceeds from maturities, calls and principal repayments of securities, held for trading Proceeds from Maturity, Repayment, and Call, Debt Security, Trading, Held-for-Investment Financing Receivable, Troubled Debt Restructuring [Line Items] Financing Receivable, Modified [Line Items] Cash dividends declared, not paid Dividends Payable Fair Value Derivative Liability, Subject to Master Netting Arrangement, before Offset Direct installment Direct Installment [Member] Direct installment. Remaining accretion on loans Derivative, Remaining Accretion On Loans Derivative, Remaining Accretion On Loans Credit loss expense (reversal) Off-Balance-Sheet, Credit Loss, Liability, Credit Loss Expense (Reversal) Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Goodwill Goodwill [Text Block] Amortized cost, available for sale, mortgage obligations Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Amortized Cost Tier 1 capital (to total assets), required for capital1 adequacy purposes with capital buffer, ratio Tier one leverage capital required for capital adequacy with capital buffer to average assets Tier one leverage capital required for capital adequacy with capital buffer to average assets. Award Timing Predetermined Award Timing Predetermined [Flag] Pledged securities for borrowing availability at the Federal Reserve Pledged Assets Separately Reported, Securities Pledged for Federal Reserve, at Fair Value Pledged Assets Separately Reported, Securities Pledged for Federal Reserve, at Fair Value Common equity tier 1 capital, for capital adequacy purpose (to risk-weighted assets) Common Equity Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Common Equity Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Intangible Asset, Goodwill and Other [Abstract] Schedule of Available-for-sale Securities [Line Items] Debt Securities, Available-for-Sale [Line Items] Interest Income Interest and Dividend Income, Operating [Abstract] Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Interchange fees Interchange Fees Interchange fees. Quoted Prices in Active Markets for Identical Assets (Level 1) Fair Value, Inputs, Level 1 [Member] Total derivatives subject to enforceable master netting arrangements, net, fair value Derivative Liability, Subject to Master Netting Arrangement, after Offset Schedule Of Earnings Per Share [Line Items] Schedule Of Earnings Per Share [Line Items] Schedule of earnings per share. Fair value for after ten years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Fair Value Common equity tier 1 capital (to risk-weighted assets) Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Actual Valuation Technique Fair Value Measurements Valuation Technique Fair Value Measurements Valuation Technique Tier 1 capital (to risk-weighted assets), required for capital1 adequacy purposes with capital buffer, ratio Tier one risk based capital required for capital adequacy with capital buffer to risk weighted assets Tier one risk based capital required for capital adequacy with capital buffer to risk weighted assets. Notional Amount Derivative Asset, Notional Amount Unpaid principal balances of loans serviced for others totaled Principal Amount Of Service Loan Outstanding Principal amount of service loan outstanding. Proceeds from sales of loans Proceeds from Sale, Loan, Held-for-Sale Two year before current fiscal year, charge-offs Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff Available for sale Debt Securities, Available-for-Sale [Abstract] Effect of dilutive securities (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Collateral [Domain] Collateral Held [Domain] All Executive Categories All Executive Categories [Member] Off-Balance-Sheet, Credit Loss, Liability [Roll Forward] Off-Balance-Sheet, Credit Loss, Liability [Roll Forward] Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Amortized cost, available for sale Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost Loans Past Due Over 90 Days Still Accruing Financing Receivable, Excluding Accrued Interest, 90 Days or More Past Due, Still Accruing Loans classified as TDR after a period (in days) Period For Loans Moved To Non Accrual Status Period for loans moved to non accrual status. Credit loss expense (benefit) Debt Securities, Held-to-Maturity, Credit Loss Expense (Reversal) Unrealized loss positions Debt Securities, Available-For-Sale And Held To Maturity, Unrealized Loss Position Debt Securities, Available-For-Sale And Held To Maturity, Unrealized Loss Position Data processing Information Technology and Data Processing Number of years of satisfactory relationship with bank for good pass rating (in years) Credit Quality Classification Period Satisfactory Relationship With Bank Credit quality classification period satisfactory relationship with bank. Schedule of Computation of Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Fair Value Disclosures [Abstract] Debt Disclosure [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Securities Investment in Debt and Equity Securities and Other Trading Assets [Text Block] Proceeds from maturities, calls and principal repayments of securities available for sale Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale Minimum Minimum [Member] Amortized Cost Amortized Cost [Abstract] Amortized Cost Dividends paid on common stock Payments of Ordinary Dividends, Common Stock Repayment of borrowings Repayments of Other Debt Expiration Date Trading Arrangement Expiration Date Hedging Relationship [Axis] Hedging Relationship [Axis] Gain on cash value life insurance Increase Decrease In Cash Surrender Value Of Life Insurance Change in cash surrender value of life insurance. Liabilities Liabilities [Abstract] Proceeds from borrowings Proceeds from Other Debt Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Subordinated Debt Subordinated Debt [Member] Gain on discontinuation of fair value hedge Deferred (Gain) Loss on Discontinuation of Fair Value Hedge Other liabilities Other Liabilities Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Redemption of FHLB stock Proceeds from Sale of Federal Home Loan Bank Stock Financing Receivable, Allowance for Credit Loss [Table] Financing Receivable, Allowance for Credit Loss [Table] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Total Loans Financing Receivable, after Allowance for Credit Loss, Including Non-accrual Loans Financing Receivable, after Allowance for Credit Loss, Including Non-accrual Loans Interest bearing Interest bearing deposits Interest-Bearing Deposit Liabilities Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Gross gains Debt Securities, Available-for-Sale, Realized Gain Exercise Price Award Exercise Price Investing Activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Junior subordinated debentures issued to capital trusts Interest Expense, Junior Subordinated Debentures Recurring Basis Fair Value, Recurring [Member] Schedule of Originated Mortgage Servicing Rights Summary Of Changes In Mortgage Servicing Rights [Table Text Block] Summary of changes in mortgage servicing rights. Proceeds Proceeds from Sale and Maturity of Debt Securities, Available-for-Sale Document Quarterly Report Document Quarterly Report Assets: Derivative Asset [Abstract] Repurchase Agreements and Similar Transactions, Maturity Periods [Axis] Repurchase Agreements and Similar Transactions, Maturity Periods [Axis] Current Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss, Current Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Interest rate swap agreements asset and liability Interest Rate Swap [Member] State and municipal US States and Political Subdivisions Debt Securities [Member] Special Mention Special Mention [Member] Regulatory Capital Regulatory Capital Requirements under Banking Regulations [Text Block] Three year before current fiscal year, charge-offs Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff Proceeds from sales of securities available for sale Proceeds from Sale of Debt Securities, Available-for-Sale Interest payable Interest payable Interest Payable Number of consecutive years of profit for good pass rating (in years) Credit Quality Classification Consecutive Profit Period Required Credit quality classification consecutive profit period required. Schedule of Fair Value of Securities Marketable Securities [Table Text Block] Debt instrument, unamortized discount (premium) and debt issuance costs, net Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Liabilities: Derivative Liability [Abstract] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Collateral dependent loans Collateral Dependent Loans, Fair Value Disclosure Collateral Dependent Loans, Fair Value Disclosure Equity Component [Domain] Equity Component [Domain] Servicing rights capitalized Capitalized Mortgage Servicing Rights Capitalized mortgage servicing rights. PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Total gains/(losses) included in earnings (subsequent ACL change - AFS securities) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Measurement Input Type [Domain] Measurement Input Type [Domain] Common equity tier 1 capital (to risk-weighted assets), required for capital adequacy purposes with capital buffer, amount Common Equity Tier One Risk Based Capital Required For Capital Adequacy With Capital Buffer Common equity tier one risk based capital required for capital adequacy with capital buffer. Loans held for sale Loans held for sale Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance Adoption Date Trading Arrangement Adoption Date Interest rate (in percent) Debt Instrument, Interest Rate, Stated Percentage Cash dividends on common stock Dividends, Common Stock, Cash Total stockholders’ equity Beginning balance Ending balance Total stockholders’ equity Equity, Attributable to Parent Schedule of Loans Outstanding By Portfolio Class Loans Outstanding By Portfolio Class [Table Text Block] Loans Outstanding By Portfolio Class Total capital (to risk-weighted assets), for capital adequacy purposes, amount Banking Regulation, Total Risk-Based Capital, Capital Adequacy, Minimum Assets Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Other Other [Member] Other Other-Than-Insignificant Payment Delay Payment Deferral [Member] Accounting Policies [Abstract] Accounting Policies [Abstract] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Schedule of Loans by Credit Grades Financing Receivable Credit Quality Indicators [Table Text Block] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Nonrecurring Fair Value, Nonrecurring [Member] Professional fees Professional Fees Insider Trading Policies and Procedures [Line Items] Non–performing Nonperforming Financial Instruments [Member] Investment securities - taxable Interest Income, Securities, Operating, Taxable Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Loss contingency, damages awarded, value Loss Contingency, Damages Awarded, Value Commercial Commercial Portfolio Segment [Member] Number of shares authorized to be repurchased (in shares) Share Repurchase Program, Authorized, Number of Shares Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Total Past Due Financing Receivable Recorded Investment Not Past Due Financing receivable recorded investment not past due. Indirect installment Indirect Auto [Member] Indirect installment. Real estate Real Estate Commercial Real Estate Portfolio Segment [Member] Financing Receivable Portfolio Segment [Domain] Financing Receivable Portfolio Segment [Domain] Net gain on sale of portfolio loans Gain (Loss) On Sale Of Portfolio Loans Gain (Loss) On Sale Of Portfolio Loans Balances, beginning of period Ending balance Finite Lived Mortgage Servicing Rights Finite lived mortgage servicing rights. Servicing asset, measurement input Servicing Asset, Measurement Input Off-Balance Sheet Arrangements, Commitments, and Contingencies Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Financial Asset, Period Past Due [Domain] Financial Asset, Aging [Domain] Shares, non-dilutive (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Entity Central Index Key Entity Central Index Key Weighted Average Weighted Average [Member] Banking and Thrift, Interest [Abstract] Net Interest Income after Provision for Credit Losses Interest Income (Expense), after Provision for Loan Loss All Adjustments to Compensation All Adjustments to Compensation [Member] Satisfactory Pass Satisfactory Pass [Member] Satisfactory Pass. Equity [Abstract] Equity [Abstract] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Line Items] Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Line Items] Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Line Items] Substandard Substandard [Member] Income Statement [Abstract] Income Statement [Abstract] Stockholders’ Equity Equity, Attributable to Parent [Abstract] Document Transition Report Document Transition Report Tier 1 capital (to total assets), for capital adequacy purposes, amount Banking Regulation, Tier 1 Leverage Capital, Capital Adequacy, Minimum Fair Value, Hierarchy [Axis] Fair Value Hierarchy and NAV [Axis] Common equity tier 1 capital, (to risk-weighted assets) for well capitalized purpose, amount Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Well Capitalized, Minimum Mortgage loan contracts Mortgage loans contracts Mortgage Loan Contracts [Member] Mortgage loan contracts. Derivatives designated as hedging instruments Designated as Hedging Instrument [Member] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Financing Receivable, Troubled Debt Restructuring [Table] Financing Receivable, Modified [Table] Percentage of portfolio Debt Securities, Available-For-Sale And Held To Maturity, Unrealized Loss Position, Percentage Of Portfolio Debt Securities, Available-For-Sale And Held To Maturity, Unrealized Loss Position, Percentage Of Portfolio Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate City Area Code City Area Code Non-accruing Loans with no Allowance for Credit Losses Financing Receivable, Excluding Accrued Interest, Nonaccrual, No Allowance Restricted stock Restricted Stock [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Total capital (to risk-weighted assets), for well capitalized purpose, ratio Banking Regulation, Total Risk-Based Capital Ratio, Well Capitalized, Minimum All Individuals All Individuals [Member] Name Forgone Recovery, Individual Name Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Performing Performing Financial Instruments [Member] Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Statement [Line Items] Statement [Line Items] Less: Gross amounts offset, notional amount Derivative Asset, Notional Amount, Subject To Master Netting Arrangement, Liability Offset Derivative Asset, Notional Amount, Subject To Master Netting Arrangement, Liability Offset Total assets Assets Term Extension Extended Maturity [Member] Total interest expense Interest Expense, Operating Total derivatives subject to enforceable master netting arrangements, net, notional amount Derivative Liability, Notional Amount, Subject To Master Netting Arrangement, After Offset Derivative Liability, Notional Amount, Subject To Master Netting Arrangement, After Offset Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Internal Credit Assessment [Domain] Internal Credit Assessment [Domain] Assets Sold under Agreements to Repurchase [Line Items] Assets Sold under Agreements to Repurchase [Line Items] Total interest income Interest and Dividend Income, Operating Financing Receivable, Credit Quality Indicator [Table] Financing Receivable, Credit Quality Indicator [Table] Reclassification adjustment for securities (gains) losses realized in income Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax Common equity tier 1 capital, (to risk-weighted assets) for well capitalized purposes, ratio Common Equity Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets Common Equity Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets Schedule of Assets Sold under Agreements to Repurchase [Table] Asset Sold under Agreement to Repurchase [Table] Gross Unrealized Gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Fair value, available for sale, without single maturity Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Fair Value Other assets Increase (Decrease) in Other Operating Assets Net occupancy expenses Occupancy, Net Service charges on deposit accounts Service Charges On Deposit Accounts Service charges on deposit accounts. PEO PEO [Member] Amortization of mortgage servicing rights Amortization of servicing rights Amortization of Mortgage Servicing Rights (MSRs) Non-interest bearing Non-interest bearing deposits Noninterest-Bearing Deposit Liabilities Cash value of life insurance Cash Surrender Value of Life Insurance Net change in deposits Increase (Decrease) in Deposits Short and long term borrowings Borrowings Debt, Long-Term and Short-Term, Combined Amount Total capital (to risk-weighted assets), for well capitalized purpose, amount Banking Regulation, Total Risk-Based Capital, Well Capitalized, Minimum Measurement Basis [Axis] Measurement Basis [Axis] Less: Gross amounts offset, fair value Derivative Asset, Subject to Master Netting Arrangement, Liability Offset Goodwill Goodwill Goodwill Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Number of securities in unrealized loss positions Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Unrealized gain (loss) for the period on AFS securities OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax Tier 1 capital (to risk-weighted assets), actual, ratio Banking Regulation, Tier 1 Risk-Based Capital Ratio, Actual Retained Earnings Retained Earnings [Member] Revolving loans, charge-offs Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff Unrealized gain (loss) on securities available for sale AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Commitments to originate mortgage loans Commitments to Originate Mortgage Loans [Member] Commitments to Originate Mortgage Loans Schedule of Qualitative Information About Unobservable Inputs Used in Recurring and Nonrecurring Level 3 Fair Value Measurements, Other than Goodwill Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Award Timing Disclosures [Line Items] Schedule of Fair Value Measurements of Assets and Liabilities Recognized on a Recurring Basis Fair Value, by Balance Sheet Grouping [Table Text Block] Financing Receivable, Past Due [Line Items] Financing Receivable, Past Due [Line Items] Corporate notes Corporate Debt Securities [Member] Diluted earnings per share (in USD per share) Diluted earnings per share (in USD per share) Earnings Per Share, Diluted Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Entity Current Reporting Status Entity Current Reporting Status Disclosure of Repurchase Agreements [Abstract] Disclosure of Repurchase Agreements [Abstract] Net cash provided by (used in) financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Internal Credit Assessment [Axis] Internal Credit Assessment [Axis] FDIC insurance expense Federal Deposit Insurance Corporation Premium Expense Total Shareholder Return Amount Total Shareholder Return Amount Debt securities, held-to-maturity, amortized cost, transfer, amount Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Transfer, Amount Net settlement of share awards Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward] Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward] Liabilities Liabilities, Fair Value Disclosure [Abstract] Core deposit intangible amortization Intangible Asset, Finite-Lived, Amortization Expense Outside services and consultants Outside Services And Consultants Outside services and consultants. Loan Servicing Loan Servicing [Text Block] Loan servicing. Three year before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year Items not requiring (providing) cash Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Weighted Average Term Extension (In Months) Financing Receivable, Modified, Weighted-Average Term Increase from Modification Financing Activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Premises and equipment, net Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Tier 1 capital (to total assets), for capital adequacy purpose, ratio Banking Regulation, Tier 1 Leverage Capital Ratio, Capital Adequacy, Minimum Other Other Interest and Dividend Income Schedule of Amortized Cost and Fair Value of Securities Available for Sale and Held to Maturity Investment [Table Text Block] Financial Instruments [Domain] Financial Instruments [Domain] Four year before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year Derivative asset Derivative Asset Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Underlying Securities Award Underlying Securities Amount U.S. government agency mortgage-backed securities Mortgage-Backed Security, Issued by US Government-Sponsored Enterprise [Member] Debt securities, available-for-sale, excluding accrued interest, allowance for credit loss, not previously recorded Debt Securities, Available-for-Sale, Excluding Accrued Interest, Allowance for Credit Loss, Not Previously Recorded Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Interest payable Increase (Decrease) in Interest Payable, Net Term Extension and Interest Rate Reduction Extended Maturity and Interest Rate Reduction [Member] Transfer of held to maturity securities to available for sale Transfer Of Held To Maturity Securities To Available For Sale Securities Transfer Of Held To Maturity Securities To Available For Sale Securities Beginning balance Ending balance Mortgage Servicing Rights Impairment Allowance Mortgage servicing rights impairment allowance. Preferred Stock Preferred Stock [Member] Amortized cost one to five years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, Amortized Cost Amortization from transfer of securities from available for sale to held to maturity securities Other Comprehensive Income Reclassification Adjustments For Available For Sale Transferred To Held To Maturity Securities Before Tax Other comprehensive income reclassification adjustments for available for sale transferred to held to maturity securities before tax. Total Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount Credit loss expense Provision for credit losses Provision for Loan, Lease, and Other Losses Home equity Home Equity Loan [Member] Balance, beginning of period Ending balance Off-Balance-Sheet, Credit Loss, Liability Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Amount of gain (loss) recognized on derivative Derivative, Gain (Loss) on Derivative, Net Fair value less than 12 months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months Schedule of Estimated Fair Values of Financial Instruments Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Current Fiscal Year End Date Current Fiscal Year End Date Tier 1 capital (to risk-weighted assets), for capital adequacy purpose, ratio Banking Regulation, Tier 1 Risk-Based Capital Ratio, Capital Adequacy, Minimum Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Credit loss expense (recovery) Financing Receivable, Excluding Accrued Interest, Credit Loss Expense (Reversal) Other Comprehensive Income (Loss) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract] Collateral [Axis] Collateral Held [Axis] Number of shares repurchased (in shares) Stock Repurchased During Period, Shares Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Cash dividends on common stock (in USD per share) Common Stock, Dividends, Per Share, Declared Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Fair value within one year Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling within One Year, Fair Value Proceeds from bank owned life insurance Proceeds from Life Insurance Policy Revolving Loans Financing Receivable, Excluding Accrued Interest, Revolving Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Schedule of Allowance for Loan Losses Financing Receivable, Allowance for Credit Loss [Table Text Block] Common stock, shares issued (in shares) Common Stock, Shares, Issued Measure: Measure [Axis] Payments for (Proceeds from) Mortgage Servicing Rights [Abstract] Fair value beginning of year Ending balance – December 31, 2025 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Investment securities - tax exempt Interest Income, Securities, Operating, Tax Exempt Standby letters of credit Fair Value Disclosure, Off-Balance-Sheet Risks, Amount, Standby Letters Of Credit Fair Value Disclosure, Off-Balance-Sheet Risks, Amount, Standby Letters Of Credit Common equity tier 1 capital, for capital adequacy purposes (to risk-weighted assets) Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Capital Adequacy, Minimum Unrealized losses more than 12 months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Equity Components [Axis] Equity Components [Axis] Income taxes paid Income Tax Paid, after Refund Received Gain on other real estate owned Gains (Losses) on Sales of Other Real Estate Residential spec homes Residential Spec Homes [Member] Residential Spec Homes. Entity Interactive Data Current Entity Interactive Data Current Non-interest Expense Noninterest Expense [Abstract] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Tier 1 capital (to total assets), for well capitalized purpose, amount Banking Regulation, Tier 1 Leverage Capital, Well Capitalized, Minimum Entity Small Business Entity Small Business Comprehensive Income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Termination Date Trading Arrangement Termination Date Tier 1 capital (to total assets), for well capitalized purposes, ratio Banking Regulation, Tier 1 Leverage Capital Ratio, Well Capitalized, Minimum Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Net Interest Income Interest Income (Expense), Operating MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Total derivatives subject to enforceable master netting arrangements, net, fair value Derivative Asset, Subject to Master Netting Arrangement, after Offset Subordinated Notes Subordinated Borrowings Disclosure [Text Block] Document Type Document Type Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Mortgage servicing income net of impairment Mortgage Servicing Income Loss Net Of Impairment Mortgage servicing income net of impairment. Fair Value as of Grant Date Award Grant Date Fair Value Collateral Pledged Collateral Pledged [Member] Redemption price, percentage (in percent) Debt Instrument, Redemption Price, Percentage Allowance for Credit Losses Beginning balance Ending balance Debt Securities, Available-for-Sale, Allowance for Credit Loss, Excluding Accrued Interest Schedule of Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] Accounting Policies Significant Accounting Policies [Text Block] Wire transfer fees Wire Transfer Fees Wire transfer fees. Tier 1 capital (to total assets), actual, ratio Banking Regulation, Tier 1 Leverage Capital Ratio, Actual Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Transfer of loans to other real estate and repossessed assets Transfer Of Loans To Other Real Estate And Repossessed Assets Transfer Of Loans To Real Estate and Other repossessed assets category. Arrangement Duration Trading Arrangement Duration Tier 1 capital (to risk-weighted assets), for capital adequacy purposes, amount Banking Regulation, Tier 1 Risk-Based Capital, Capital Adequacy, Minimum Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Local Phone Number Local Phone Number Net unearned discounts and deferred loan costs Financing Receivable, Unamortized Loan Cost (Fee) and Purchase Premium (Discount) Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Fiduciary activities Fiduciary Activities Fiduciary activities. Unrealized losses less than 12 months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Non-interest Income Noninterest Income, Other [Abstract] Repurchase Agreements and Similar Transactions, Maturity Periods [Domain] Repurchase Agreements and Similar Transactions, Maturity Periods [Domain] Income Before Income Taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Commitments and contingent liabilities Commitments and Contingencies Change in securities: OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax [Abstract] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Executive Category: Executive Category [Axis] Hedged item Hedged Item [Member] Hedged Item Loan Restructuring Modification [Axis] Loan Restructuring Modification [Axis] Fair value, available for sale Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Fair Value Credit loss expense (benefit) Credit loss expense (benefit) Debt Securities, Available-for-Sale, Allowance for Credit Loss, Not Previously Recorded Total capital (to risk-weighted assets), required for capital adequacy purposes with capital buffer, amount Capital required for capital adequacy with capital buffer Capital required for capital adequacy with capital buffer. Commercial and industrial Commercial and Industrial Loan [Member] Commercial and industrial loan. Award Type [Domain] Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Additional Supplemental Information Supplemental Cash Flow Information [Abstract] PEO Name PEO Name Range (Weighted Average) Discount To Reflect Current Market Conditions And Ultimate Collectability Discount to reflect current market conditions and ultimate collectability. Minimum number of years of satisfactory repayment required for satisfactory pass rating (in years) Credit Quality Classification Period Satisfactory Repayment Credit quality classification period satisfactory repayment. Beginning balance Ending balance Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Excluding Accrued Interest Residential construction Residential Construction [Member] Residential construction. Other assets Other Assets Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Weighted Average Payment Delay (In Months) Financing Receivable, Modified, Weighted Average Payment Deferral, Period Financing Receivable, Modified, Weighted Average Payment Deferral, Period 30-59 Days Past Due Financial Asset, 30 to 59 Days Past Due [Member] Entity Tax Identification Number Entity Tax Identification Number Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Cash and due from banks Cash and due from banks Cash and Due from Banks Schedule of Payment Status by Class of Loan Financing Receivable, Past Due [Table Text Block] Current Financial Asset, Not Past Due [Member] Up to 30 Days Maturity Less than 30 Days [Member] Total capital (to risk-weighted assets), actual, amount Banking Regulation, Total Capital, Actual Fair Value And Amortized Costs Of Pledged Securities Fair Value And Amortized Costs Of Pledged Securities [Table Text Block] Fair Value And Amortized Costs Of Pledged Securities Cash and Cash Equivalents, Beginning of Period Cash and Cash Equivalents, End of Period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Increase in cash value of bank owned life insurance Bank Owned Life Insurance Income Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Financing Receivable, Allowance for Credit Loss Financing Receivable, Allowance for Credit Loss [Roll Forward] Measurement Frequency [Domain] Measurement Frequency [Domain] Debt Instrument [Axis] Debt Instrument [Axis] Overnight and Continuous Maturity Overnight [Member] Short and long term borrowings Interest Expense Borrowed Funds Interest Expense Borrowed Funds Share based compensation Share-Based Payment Arrangement, Noncash Expense Interest Expense Interest Expense, Operating and Nonoperating [Abstract] Salaries and employee benefits Labor and Related Expense Amortized cost for after ten years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Amortized Cost 2035 Notes 2035 Notes [Member] 2035 Notes Development & spec land Development And Spec Land Loans [Member] Development and spec land loans. Proceeds from maturities of securities held to maturity Proceeds from Maturities, Prepayments and Calls of Held-to-Maturity Securities Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Basic earnings per share (in USD per share) Basic earnings per share (in USD per share) Earnings Per Share, Basic Measurement Input Type [Axis] Measurement Input Type [Axis] Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Schedule of Effect of the Derivative Designated as a Hedging Instrument on the Consolidated Statements of Income Derivative in Fair Value Hedging Relationship Derivative Instruments, Gain (Loss) [Table Text Block] Award Type [Axis] Award Type [Axis] Junior subordinated debentures issued to capital trusts Junior Subordinated Debentures Junior Subordinated Debentures Interest rate contracts Interest Rate Contract [Member] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Real Estate Real Estate [Member] Net Carrying Amount Debt Securities, Available-for-Sale, Amortized Cost, Excluding Accrued Interest, after Allowance for Credit Loss Retained earnings Retained Earnings (Accumulated Deficit) Common equity tier 1 capital (to risk-weighted assets) Banking Regulation, Common Equity Tier 1 Risk-Based Capital Ratio, Actual Consumer Consumer Portfolio Segment [Member] Residential mortgage Residential Mortgage Loan [Member] Residential Mortgage Loan [Member] Equity securities in other assets Equity Securities, FV-NI Repossessed assets Repossessed Assets Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Common Stock [Member] Other losses Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Fair Value Measurement [Domain] Fair Value Measurement [Domain] Recoveries Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Recovery Litigation settlement, fee expense Litigation Settlement, Fee Expense Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Four year before current fiscal year, charge-offs Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff Cover [Abstract] Cover [Abstract] Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Derivative Contract [Domain] Derivative Contract [Domain] Fiscal year before current fiscal year, charge-offs Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff Equity Awards Adjustments Equity Awards Adjustments [Member] Hedging Relationship [Domain] Hedging Relationship [Domain] Total liabilities and stockholders’ equity Liabilities and Equity Loans originated for sale Increase (Decrease) in Loan, Mortgage, Held-for-Sale Measurement Input, Prepayment Rate Measurement Input, Prepayment Rate [Member] Stock options Share-Based Payment Arrangement, Option [Member] Repurchase Agreements Repurchase Agreements [Text Block] Repurchase agreements. Other liabilities Increase (Decrease) in Other Operating Liabilities Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Asset Class [Axis] Asset Class [Axis] Revolving term loans, charge-offs Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff Pass Pass [Member] Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block] Schedule of Loan Portfolio Segments and Classes Loan Portfolio Segments and Classes [Table Text Block] Loan Portfolio Segments and Classes Total Repurchase Agreements Secured Debt, Repurchase Agreements Investment securities, held for trading Held for trading securities Debt Securities, Trading Tabular List, Table Tabular List [Table Text Block] Additional paid-in capital Additional Paid in Capital Junior subordinated debentures issued to capital trusts Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] Cumulative Hedge Accounting Basis Adjustments Hedged Asset, Fair Value Hedge, Cumulative Increase (Decrease) Name Awards Close in Time to MNPI Disclosures, Individual Name Net change in loans Payments For Proceeds From Financing Receivable Payments For Proceeds From Financing Receivable Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Tier 1 capital (to risk-weighted assets), required for capital1 adequacy purposes with capital buffer, amount Tier one risk based capital required for capital adequacy with capital buffer Tier one risk based capital required for capital adequacy with capital buffer. Fair value for one to five years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, Fair Value Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Axis] Schedule of Sales of Securities Available for Sale Schedule of Realized Gain (Loss) [Table Text Block] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Preferred stock Preferred Stock, Value, Issued Adjustment to Compensation: Adjustment to Compensation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activity Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Debt extinguishment Extinguishment of Debt, Amount Unobservable Inputs Fair Value Measurement With Unobservable Inputs Recurring And Nonrecurring Basis Excluding Goodwill Fair value measurement with unobservable inputs recurring and nonrecurring basis excluding goodwill. Hedging Designation [Axis] Hedging Designation [Axis] 60-89 Days Past Due Financial Asset, 60 to 89 Days Past Due [Member] Loan expense Loan Expense Loan expense. Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Table] Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Table] Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Table] Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Fair Value Assets, Fair Value Disclosure Schedule of Repurchase Agreements Accounted as Secured Borrowings Schedule of Repurchase Agreements [Table Text Block] Number of consecutive years of profit unaudited financial information for good pass rating (in years) Credit Quality Classification Consecutive Profit Period Loans Supported Financial Information Credit quality classification consecutive profit period loans supported financial information. Name Measure Name Schedule of Allowance for Credit Losses on Held-To-Maturity Securities Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table Text Block] Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV [Domain] Total Fair Value Disclosure, off-Balance-Sheet Risks, Amount, Liability Debt Instrument [Line Items] Debt Instrument [Line Items] Schedule of Fair Value of Derivative Financial Instruments Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Purchases of securities held for trading Payments for Purchase of Securities, Operating Activities Gain (Loss) on Sale of Derivatives Gain (Loss) on Sale of Derivatives Interest and fees on loans Interest and Fee Income, Financing Receivable Additional Paid-in Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Total fair value Debt Securities, Available-for-Sale, Unrealized Loss Position Accounts Receivable/ Equipment Equipment [Member] Financial Instruments with Off-Balance Sheet Risk Schedule of Fair Value, off-Balance-Sheet Risks [Table Text Block] Goodwill impairment loss Goodwill, Impairment Loss Amortized cost within one year Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling within One Year, Amortized Cost Interest receivable Interest Receivable Name Trading Arrangement, Individual Name Total cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Subordinated notes Interest Expense, Subordinated Notes and Debentures Available for sale Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost, Rolling Maturity [Abstract] Greater Than 90 Days Maturity Greater than 90 Days [Member] Proceeds from sale of portfolio loans Proceeds from Sale of Loans Receivable Loss on sale of investment securities Loss on sale of investment securities Debt and Equity Securities, Gain (Loss) Company Selected Measure Amount Company Selected Measure Amount Financial Asset, Period Past Due [Axis] Financial Asset, Aging [Axis] Derivatives not designated as hedging instruments Not Designated as Hedging Instrument [Member] Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Deposits Deposits [Abstract] Non–owner occupied real estate Non Owner Occupied Real Estate [Member] Non owner occupied real estate. Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Accounts and Financing Receivables [Table] Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Securities loaned, gross including not subject to master netting arrangement Securities Loaned, Gross Including Not Subject to Master Netting Arrangement Derivative liability Derivative Liability Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Additions Mortgage Servicing Rights Additions Mortgage servicing rights additions. Income tax expense Income Tax Expense (Benefit) Total non-interest expense Noninterest Expense Fair Value Hedging Fair Value Hedging [Member] Award Timing Method Award Timing Method [Text Block] Consolidation Consolidation, Policy [Policy Text Block] Net Change in Cash and Cash Equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Total charge-offs Charge-offs Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Reductions Mortgage Servicing Rights Reductions Mortgage servicing rights reductions. Loans with an aggregate credit exposure Loans With Aggregate Credit Exposure Loans with an aggregate credit exposure. Other intangible assets Other Intangible Assets, Net Notional Amount Derivative Liability, Notional Amount Net Income Net income Net Income (Loss) Attributable to Parent Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Loan Restructuring Modification [Domain] Loan Restructuring Modification [Domain] Statement [Table] Statement [Table] Financing Receivable, Past Due [Table] Financing Receivable, Past Due [Table] Tier 1 capital (to risk-weighted assets), for well capitalized purposes, ratio Banking Regulation, Tier 1 Risk-Based Capital Ratio, Well Capitalized, Minimum Restatement Determination Date: Restatement Determination Date [Axis] Exercise of stock options Proceeds from Stock Options Exercised Schedule of Components of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Fiscal year before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year Schedule of Non-accrual, Loans Past Due Over 90 Days Still on Accrual, and Troubled Debt Restructured ("TDRs") by Class of Loans Financing Receivable, Nonaccrual [Table Text Block] Fair Value Derivative Asset, Subject to Master Netting Arrangement, before Offset Tier 1 capital (to total assets), required for capital1 adequacy purposes with capital buffer, amount Tier one leverage capital required for capital adequacy with capital buffer Tier one leverage capital required for capital adequacy with capital buffer. Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract]