Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Common share equivalents: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Subordinated deferrable interest debentures Subordinated deferrable interest debentures Subordinated Debt Loans held for sale, at fair value Financing Receivable, Held-for-Sale Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Statistical Measurement [Domain] Statistical Measurement [Domain] Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] Title of 12(b) Security Title of 12(b) Security Carrying Amount Reported Value Measurement [Member] Debt Securities, Available-for-sale [Table] Debt Securities, Available-for-Sale [Table] Document Fiscal Year Focus Document Fiscal Year Focus Net increase in other investments Increase (Decrease) of Restricted Investments Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Adjustment to Compensation, Amount Adjustment to Compensation Amount Financing receivable, nonaccrual, no allowance Financing Receivable, Nonaccrual, No Allowance Financial Instrument [Axis] Financial Instrument [Axis] Segment Reporting [Abstract] Segment Reporting [Abstract] Total deposits Deposits Common stock, par value $1; 200,000,000 shares authorized; 73,264,873 and 72,898,342 shares issued, respectively Common Stock, Value, Issued Depreciation, amortization and accretion, net Depreciation, Amortization and Accretion, Net Proceeds from sales of SBA loans held for sale Proceeds from Sale of SBA Loans Proceeds from Sale of SBA Loans Restatement Determination Date Restatement Determination Date Interest rate contracts Interest Rate Contract One [Member] Interest Rate Contract One Derivative Instrument [Axis] Derivative Instrument [Axis] Premium finance Premium Finance, Portfolio Segment [Member] Premium Finance, Portfolio Segment Unpaid principal balance of loans serviced for others Loan, Managed and Securitized or Asset-Backed Financing Arrangement, Principal Outstanding Total loan servicing rights Beginning carrying value, net Ending carrying value, net Servicing Asset at Fair Value, Amount Other noninterest expenses Other Noninterest Expense Measurement Frequency [Axis] Measurement Frequency [Axis] Total loans modified in the last 12 months Financing Receivable, Excluding Accrued Interest, Modified, after 12 Months Accrued interest receivable Financing Receivable, Accrued Interest, before Allowance for Credit Loss Amendment Flag Amendment Flag Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Composition of residential loans serviced for others Loans Serviced For Others, Percentage Loans Serviced For Others, Percentage Gross Unrealized Losses Unrealized losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Schedule of Amortized Cost and Estimated Fair Value of Debt Securities Available for Sale Schedule of Debt Securities Available for Sale Debt Securities, Available-for-Sale [Table Text Block] Loss Contingencies [Table] Loss Contingencies [Table] Gain on sale of mortgage servicing rights Gain (Loss) on Sale of Mortgage Servicing Rights Gain (Loss) on Sale of Mortgage Servicing Rights Held-to-Maturity Debt Securities, Held-to-Maturity, Maturity [Abstract] Originations of mortgage loans held for sale Payment for Origination, Loan, Mortgage, Held-for-Sale Number of securities in unrealized loss position Debt Securities, Held-To-Maturity, Unrealized Loss Position, Number Of Positions Debt Securities, Held-To-Maturity, Unrealized Loss Position, Number Of Positions Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax [Abstract] Retail Mortgage Division Retail Mortgage [Member] Retail Mortgage Servicing fee income Noninterest Income, Bank Servicing Fees Noninterest Income, Bank Servicing Fees Schedule of Amortized Cost and Estimated Fair Value of Debt Securities Held-to-Maturity Debt Securities, Held-to-Maturity [Table Text Block] 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] Current-period gross charge offs, prior Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff SBA pool securities SBA Pool Securities [Member] SBA Pool Securities Entity Address, State or Province Entity Address, State or Province Pledged assets separately reported, loans pledged for federal reserve bank, at fair value Borrowings Pledged At Discount Window Borrowings Pledged At Discount Window Total Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Proceeds from sales of other real estate owned Proceeds from Sale of Other Real Estate Unrealized Losses Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss [Abstract] PEO Total Compensation Amount PEO Total Compensation Amount Prior Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year Available-for-Sale Available-for-Sale Securities, Debt Maturities [Abstract] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Fixed Rate Advance due July 22, 2026; fixed interest rate of 3.790% Fixed Rate Advance Three [Member] Fixed Rate Advance Three Notional Amount Derivative, Notional Amount Basic (in shares) Weighted average common shares outstanding - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Unpaid principal balance of nonaccrual loans Fair Value, Option, Loans Held as Assets, Unpaid Principal Balance of Nonaccrual Status, Aggregated Difference Fair Value, Option, Loans Held as Assets, Unpaid Principal Balance of Nonaccrual Status, Aggregated Difference Schedule of Troubled Debt Restructurings by Loan Class Financing Receivable, Modified [Table Text Block] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Derivative financial instruments Derivative Financial Instruments [Member] Derivative Financial Instruments [Member] Unrealized Losses Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss [Abstract] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Reportable segments Number of Reportable Segments Other real estate owned, measurement input Other Real Estate Owned, Measurement Input Interest-bearing deposits in banks Interest-Bearing Deposits in Banks and Other Financial Institutions Unfunded Loan Commitments Unfunded Loan Commitment [Member] Schedule of Investments Available-for-sale, Allowance for Credit Loss Debt Securities, Available-for-Sale, Allowance for Credit Loss [Table Text Block] Due from five to ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Schedule of Derivative Financial Instruments Schedule of Derivative Instruments [Table Text Block] Interest income on nonaccrual loans Financing Receivable, Nonaccrual, Interest Income Short-term Debt, Type [Domain] Short-Term Debt, Type [Domain] Total noninterest income Noninterest 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 Amortized Cost Debt Securities, Available-for-Sale, Amortized Cost, Fiscal Year Maturity [Abstract] Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] LOANS AND ALLOWANCE FOR CREDIT LOSSES Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Receivables [Abstract] Receivables [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Class of Stock [Axis] Class of Stock [Axis] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Current-period gross charge offs, year one Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Letter of credit Letter of Credit This element represents the amount of letter of credit issued by a financial institution which acts as a guarantee of payment to a beneficiary, or as the source of payment for a specific transaction. Debt Securities, Held-to-maturity [Table] Debt Securities, Held-to-Maturity [Table] Level 2 Fair Value, Inputs, Level 2 [Member] Receivable [Domain] Receivable [Domain] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Schedule of Carrying Value of Loan Servicing Rights Assets Schedule of Servicing Assets at Fair Value [Table Text Block] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Loans 90 or More Days Past Due Financial Asset, Equal to or Greater than 90 Days Past Due [Member] Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward] Debt Securities, Available-for-Sale, Allowance for Credit Loss [Roll Forward] Other expenses Other Expenses Proceeds from sales of mortgage loans held for sale Proceeds from Sale, Loan, Mortgage, Held-for-Sale Financial standby letters of credit Letter Of Credit Maximum Issuance Letter of credit maximum issuance. Issuance of restricted shares (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Gross Loans, net Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss Loans charged off Financing Receivable, Allowance for Credit Loss, Writeoff Accounting Standards Adopted in 2026 and Accounting Standards Pending Adoption New Accounting Pronouncements, Policy [Policy Text Block] Litigation Case [Axis] Litigation Case [Axis] Schedule of Segment Reporting, by Reportable Business Segments Segment Reporting [Table Text Block] Net gains on sale or disposal of premises and equipment Gain (Loss) on Disposition of Property Plant Equipment FDIC insurance FDIC Indemnification Asset, Period Increase (Decrease) Net gains on mortgage loans held for sale Gain (Loss) on Sale of Mortgage Loans Total other comprehensive income (loss) Other comprehensive (loss) income during the period Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Total Total Modifications [Member] Total Modifications Collateral-dependent loans Notes Receivable, Fair Value Disclosure Due from one year to five years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five Allowance for credit losses Beginning balance, Allowance Ending balance, Allowance Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest Year three Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year Document Period End Date Document Period End Date Weighted average term (months) and (years) Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Weighted Average Life Less Than 12 Months Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Cash and cash equivalents Cash, Cash Equivalents, and Federal Funds Sold Risk Grade Nine Risk Grade Nine [Member] Risk Grade Nine [Member] 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] Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Fixed Rate Advance due August 24, 2026; fixed interest rate of 3.860% Fixed Rate Advance Five [Member] Fixed Rate Advance Five Due from five to ten years Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Security Exchange Name Security Exchange Name Gross losses on sales of securities available for sale Debt Securities, Available-for-Sale, Realized Loss Treasury stock, at cost, 6,158,286 and 4,876,026 shares, respectively Treasury Stock, Common, Value Debt instrument, interest rate, effective percentage Debt Instrument, Interest Rate, Effective Percentage Tax expense (benefit) from unrealized holding gains (losses) on securities arising during period OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax Due after ten years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10 Weighted average common shares outstanding Earnings Per Share, Basic, Other Disclosure [Abstract] Valuation Approach and Technique [Axis] Valuation Approach and Technique [Axis] Total recurring liabilities at fair value Liabilities, Fair Value Disclosure Total amortized cost basis of financing receivables that had a payment default and were modified in the 12 months before default Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default Accumulated other comprehensive income (loss), net of tax Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Due from one year to five years Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year One through Five Percentage of Total Class of Financial Receivable Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage 12 Months or More Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer Advance from correspondent bank Advances From Correspondent Bank Advance from correspondent bank with a fixed interest rate of 4.50%, due November 27, 2017, secured by subsidiary bank loan receivable. Mortgages Mortgages [Member] U.S. Treasuries US Treasury Bond Securities [Member] WEIGHTED AVERAGE SHARES OUTSTANDING Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Earnings Per Share [Abstract] Earnings Per Share [Abstract] Reclassification adjustment for gains on debt securities included in earnings, net of tax expense 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] Schedule of Weighted Average Number of Shares Schedule of Weighted Average Number of Shares [Table Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Mortgage-backed securities Debt Security, Mortgage-Backed, Held-to-Maturity, Fair Value Disclosure Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Due in one year or less Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Year One Total liabilities Liabilities Trading Symbol Trading Symbol Financing receivable, modified, weighted average interest rate decrease from modification Financing Receivable, Modified, Weighted-Average Interest Rate Decrease from Modification Interest on other borrowings Interest Expense, Borrowings Probability of Default Measurement Input, Discount Rate [Member] Amortized Cost Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity [Abstract] Debt securities available-for-sale, at fair value, net of allowance for credit losses of $68 and $75 Estimated Fair Value Estimated Fair Value Debt Securities, Available-for-Sale, Excluding Accrued Interest Nature of Business Nature Of Operations [Policy Text Block] Disclosure of accounting policy for nature of operations. Purchases of premises and equipment 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] Schedule of Fair Value Measurements of Assets Measured at Fair Value on Non-Recurring Basis Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Loans transferred from loans held for sale to loans held for investment Loan, Transfer from Held-for-Sale to Held-in-Portfolio Net gains on sale of SBA loans held for sale Gain (Loss) on Sale of SBA Loans, Net Gain (Loss) on Sale of SBA Loans, Net Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss [Line Items] Performance stock units (in shares) Incremental Common Shares Attributable To Performance Share Units Incremental Common Shares Attributable To Performance Share Units Company Selected Measure Name Company Selected Measure Name Purchases of debt securities available-for-sale Payments to Acquire Debt Securities, Available-for-Sale Reclassification for gains included in net income, net of tax Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent Decline in fair value due to a 20% adverse change Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 20 Percent Adverse Change in Prepayment Speed Weighted average age (months) Servicing Assets And Servicing Liabilities At Fair Value, Assumptions Used To Estimate Fair Value, Weighted Average Age Servicing Assets And Servicing Liabilities At Fair Value, Assumptions Used To Estimate Fair Value, Weighted Average Age Interest on deposits Interest Expense, Deposits Total Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value Due in one year or less Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, Year One Third-party appraisals and discounted cash flows Valuation Technique, Third-Party Appraisals And Discounted Cash Flows [Member] Valuation Technique, Third-Party Appraisals And Discounted Cash Flows Due from one year to five years Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five Banking Division Retail Banking [Member] Federal Home Loan Bank Borrowings By Year Of Maturity And Applicable Interest Rate [Table] Federal Home Loan Bank Borrowings By Year Of Maturity And Applicable Interest Rate [Table] Residential mortgage Residential mortgage servicing rights Residential Mortgage [Member] Year one Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year Debt Securities Debt Securities [Member] Credit Facility [Domain] Credit Facility [Domain] Number of branches operated Number Of Branches Number Of Branches Operating Activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Financing receivable, nonaccrual Financing Receivable, Nonaccrual Decline in fair value due to 10% and 100 basis points adverse change Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 10 Percent Adverse Change in Discount Rate Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Diluted (in shares) Weighted average common shares outstanding - diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Fixed Rate Advance due March 4, 2030; fixed interest rate of 1.606% Fixed Rate Advance Seven [Member] Fixed Rate Advance Seven Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Loans, net of unearned income Total Loans Loans, net of unearned income Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss Underlying Security Market Price Change Underlying Security Market Price Change, Percent DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES Derivative Instruments and Hedging Activities Disclosure [Text Block] U.S. Treasuries US Treasury Securities [Member] Gross Unrealized Losses Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss Mortgage Receivable Mortgage Receivable [Member] Schedule of Amortized Cost and Estimated Fair Value of Debt Securities, Classified by Contractual Maturity Date Schedule Of Amortized Cost And Fair Value Of Debt Securities Classified As Held To Maturity By Maturity [Table Text Block] Schedule Of Amortized Cost And Fair Value Of Debt Securities Classified As Held To Maturity By Maturity Provision for unfunded commitments Off-Balance-Sheet, Credit Loss, Liability, Credit Loss Expense (Reversal) Total Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss Award Timing Predetermined Award Timing Predetermined [Flag] Service charges on deposit accounts Fees And Commissions, Depositor Accounts1 Fees And Commissions, Depositor Accounts1 Treasury Stock Treasury Stock, Common [Member] Debt Securities, Available-for-sale [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] Share-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Mortgage derivatives - interest rate lock commitments Interest Rate Lock Commitments One [Member] Level 1 Fair Value, Inputs, Level 1 [Member] Additions Servicing Asset at Fair Value, Additions Interest Rate Reduction Interest Rate Below Market Reduction [Member] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Transfers and Servicing [Abstract] Equipment finance activity Equipment Finance Activity Equipment Finance Activity Principal Reducing Advance due September 29, 2031; fixed interest rate of 3.095% Principal Reducing Advance One [Member] Principal Reducing Advance One Schedule of Difference Between Fair Value and Principal Balance for Mortgage Loans Held for Sale Measured at Fair Value Fair Value Option, Disclosures [Table Text Block] Schedule of Sensitivity of Fair Value to Adverse Changes in Model Inputs and/or Assumptions Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets [Table Text Block] Current-period gross charge offs, year three Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff Collateral [Domain] Collateral Held [Domain] All Executive Categories All Executive Categories [Member] Modeled prepayment speed Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of Other than 10 or 20 Percent Adverse Change in Prepayment Speed, Percent Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Interest rate lock commitments Interest Rate Lock Commitments [Member] Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Third-party appraisals and sales contracts Valuation Technique, Third-Party Appraisals And Sales Contracts [Member] Valuation Technique, Third-Party Appraisals And Sales Contracts Preferred stock, stated value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Total Loans Total Loans [Member] Total Loans Expected credit losses Debt Securities, Held-to-Maturity, Credit Loss Expense (Reversal) Data processing and communications expenses Data processing and communications expenses Information Technology and Data Processing Due in one year or less Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Real estate – construction and development Construction And Development Portfolio Segment [Member] Construction And Development Portfolio Segment [Member] Net gain (loss) from change in fair value of derivative financial instruments Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments Net (loss) gain from change in fair value of mortgages loans held for sale Net Gains (Losses) From Change In Fair Value Of Mortgages Loans Held For Sale Net Gains (Losses) From Change In Fair Value Of Mortgages Loans Held For Sale SEGMENT REPORTING Segment Reporting [Text Block] INVESTMENT SECURITIES Investment in Debt and Equity Securities and Other Trading Assets [Text Block] Proceeds from maturities and paydowns of debt securities available-for-sale Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale Minimum Minimum [Member] Servicing Assets at Fair Value [Line Items] Servicing Assets at Fair Value [Line Items] Dividends paid - common stock Payments of Ordinary Dividends, Common Stock Less Than 12 Months Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value Repayment of other borrowings Repayments of Other Debt Expiration Date Trading Arrangement Expiration Date Liabilities Liabilities [Abstract] Gross Unrealized Gains Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain Proceeds from other 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] Combination Payment Deferral and Term Extension Payment Deferral and Extended Maturity [Member] Payment Deferral and Extended Maturity Other liabilities Other Liabilities Mortgage warehouse Mortgage Warehouse, Portfolio Segment [Member] Mortgage Warehouse, Portfolio Segment Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Derivative [Table] Derivative [Table] Financing Receivable, Allowance for Credit Loss [Table] Financing Receivable, Allowance for Credit Loss [Table] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Interest-bearing Interest-Bearing Deposit Liabilities FHLMC Federal Home Loan Mortgage Corporation (FHLMC) [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Gross gains on sales of securities available for sale Debt Securities, Available-for-Sale, Realized Gain Schedule of Held-to-maturity Securities [Line Items] Schedule of Held-to-Maturity Securities [Line Items] Deposits Deposits, Fair Value Disclosure Due after ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10 Exercise Price Award Exercise Price Investing Activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Debt securities held-to-maturity, at amortized cost, net of allowance for credit losses of $0 and $0 (fair value of $192,993 and $189,873) Amortized Cost Debt Securities, Held-to-Maturity, Excluding Accrued Interest, after Allowance for Credit Loss Unused home equity lines of credit Unused Home Equity Lines Of Credit This element represents the amount of unused home equity lines of credit. Fair Value, Measurements, Recurring Fair Value, Recurring [Member] Segment Reporting [Line Items] Segment Reporting [Line Items] Document Quarterly Report Document Quarterly Report 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] Segments [Domain] Segments [Domain] Mortgage-backed securities Mortgage-Backed Securities, Available-For-Sale, Amortized Cost Mortgage-Backed Securities, Available-For-Sale, Amortized Cost State, county and municipal securities State, county and municipal securities US States and Political Subdivisions Debt Securities [Member] Special mention Special Mention [Member] Current-period gross charge offs, year four Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff Proceeds from sales of debt securities available-for-sale Sales proceeds Proceeds from Sale of Debt Securities, Available-for-Sale OTHER BORROWINGS Debt Disclosure [Text Block] Fixed Rate Advance due July 20, 2026; fixed interest rate of 3.790% Fixed Rate Advance One [Member] Fixed Rate Advance One Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Equity Component [Domain] Equity Component [Domain] Other service charges, commissions and fees Fees And Commissions, Other1 Fees And Commissions, Other1 PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Measurement Input Type [Domain] Measurement Input Type [Domain] Other Borrowings [Line Items] Other Borrowings [Line Items] Loans, net Loans Receivable, Fair Value Disclosure Estimated Fair Value Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract] Adoption Date Trading Arrangement Adoption Date Dividends on common shares Dividends, Common Stock, Cash Total shareholders’ equity Balance at beginning of period Balance at end of period Equity, Attributable to Parent Provision for credit losses Allowance for Credit Loss, Expense (Reversal) Allowance for Credit Loss, Expense (Reversal) 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 Payment Deferral Payment Deferral [Member] Other investments Other Investments Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Adverse Change in Assumption [Line Items] Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Adverse Change in Assumption [Line Items] Number of securities in portfolio Debt Securities, Available-For-Sale, Number Of Positions Debt Securities, Available-For-Sale, Number Of Positions Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Schedule of Credit Quality Indicate Financial Receivable Financing Receivable Credit Quality Indicators [Table Text Block] Fair Value, Measurements, Nonrecurring Fair Value, Nonrecurring [Member] Risk participation agreement Risk Participation Agreement [Member] Risk Participation Agreement Legal and other professional fees Professional Fees Insider Trading Policies and Procedures [Line Items] Debt securities held-to-maturity Estimated Fair Value Estimated Fair Value Debt Securities, Held-to-Maturity, Fair Value Interest on taxable securities Interest Income, Securities, Operating, Taxable Balance Financing Receivable, Collateral-Dependent Loans Financing Receivable, Collateral-Dependent Loans Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Loss contingency, damages awarded, value Loss Contingency, Damages Awarded, Value Fixed Rate Advance due July 21, 2026; fixed interest rate of 3.760% Fixed Rate Advance Two [Member] Fixed Rate Advance Two Mortgage banking derivative instruments Mortgage banking activity Mortgage Banking Derivative Instruments [Member] Commercial and industrial Commercial Portfolio Segment [Member] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Provision for deferred taxes Deferred Income Tax Expense (Benefit) Real estate – commercial and farmland Commercial Real Estate Portfolio Segment [Member] Financing Receivable Portfolio Segment [Domain] Financing Receivable Portfolio Segment [Domain] Nonaccrual loans Fair Value, Option, Loans Held as Assets, Aggregate Amount in Nonaccrual Status, Aggregated Difference Letter of Credit Letter of Credit [Member] Other noninterest income Other Noninterest Income [Member] Other Noninterest Income COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Potential common shares with strike prices that would cause them to be anti-dilutive (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Financial Asset, Period Past Due [Domain] Financial Asset, Aging [Domain] Entity Central Index Key Entity Central Index Key Weighted Average Discount Weighted Average [Member] Net interest income after provision for credit losses Interest Income (Expense), after Provision for Loan Loss Capital surplus Additional Paid in Capital, Common Stock All Adjustments to Compensation All Adjustments to Compensation [Member] Change attributable to other operating activities Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item 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 Real estate – residential Residential Portfolio Segment [Member] Increase in cash surrender value of bank owned life insurance Increase In Cash Surrender Value Of Bank Owned Life Insurance Increase In Cash Surrender Value Of Bank Owned Life Insurance Loan servicing expense Loan Portfolio Expense Substandard Substandard [Member] Interest on deposits in other banks Interest Income, Deposits with Financial Institutions Income Statement [Abstract] Income Statement [Abstract] Shareholders’ Equity Equity, Attributable to Parent [Abstract] Fixed Rate Advance due March 2, 2027; 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Ameris Bank Patrick Byrne v. Ameris Bank [Member] Patrick Byrne v. 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Measure Amount Financial Asset, Period Past Due [Axis] Financial Asset, Aging [Axis] Unrealized holding gains on equity securities Equity Securities, FV-NI, Unrealized Gain (Loss) Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Deposits: Deposits [Abstract] Schedule of Gain (Loss) on Investments Gain (Loss) on Securities [Table Text Block] Issuance of common shares pursuant to PSU agreements (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Accounts and Financing Receivables [Table] Derivative liability Derivative Liabilities Derivative Liability Economic and Non-Economic Damages Economic And Non-Economic Damages [Member] Economic And Non-Economic Damages Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Right-of-use assets obtained in exchange for new operating lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Income tax expense Income tax expense Income Tax Expense (Benefit) Total noninterest expense Noninterest Expense Forfeitures of restricted shares (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Award Timing Method Award Timing Method [Text Block] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Estimated Fair Value Available-for-Sale Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract] Net increase (decrease) in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Current-period gross charge offs Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Credit resolution-related expenses Credit Resolution Expense Credit Resolution Expense Other intangible assets, net Other intangible assets, net Other Intangible Assets, Net LOAN SERVICING RIGHTS Transfers and Servicing of Financial Assets [Text Block] Schedule of Allowances for Loan Losses by Portfolio Segment Schedule Of Allowance For Loan Losses By Portfolio Segment [Table Text Block] Schedule of allowance for loan losses by portfolio segment. Municipal Municipal, Portfolio Segment [Member] Municipal, Portfolio Segment AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Combination Payment Deferral Combination Payment Deferral [Member] Combination Payment Deferral 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] Discounted cash flows Valuation Technique, Discounted Cash Flow [Member] Proceeds from sale of premises and equipment Proceeds from Sale of Property, Plant, and Equipment Statement [Table] Statement [Table] Financing Receivable, Past Due [Table] Financing Receivable, Past Due [Table] Restatement Determination Date: Restatement Determination Date [Axis] Schedule of Accumulated Other Comprehensive Income (Loss), Net of Tax Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Year two Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year Schedule of Financial Receivable Nonaccrual Basis Financing Receivable, Nonaccrual [Table Text Block] Issuance of restricted shares Stock Issued During Period, Value, Restricted Stock Award, Gross Fixed Rate Advance due December 9, 2030; fixed interest rate of 4.550% Fixed Rate Advance Nine [Member] Fixed Rate Advance Nine Recoveries of loans previously charged off Financing Receivable, Allowance for Credit Loss, Recovery Loans held for sale Loan, Held-for-Sale, Fair Value Disclosure Collateral-dependent loans, measurement input Collateral-Dependent Loans, Measurement Input Collateral-Dependent Loans, Measurement Input SBA SBA servicing rights SBA Servicing Rights [Member] SBA Servicing Rights Collateral discounts and estimated costs to sell Measurement Input, Collateral Discounts And Estimated Costs To Sell [Member] Measurement Input, Collateral Discounts And Estimated Costs To Sell [Member] BASIS OF PRESENTATION AND ACCOUNTING POLICIES Basis of Presentation and Significant Accounting Policies [Text Block] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Due after ten years Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 10 Derivative Instruments and Hedging Activities Disclosure [Abstract]