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Allowance for Credit Losses Allowance for Credit Losses [Text Block] Shareholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Outsourced data processing costs Information Technology and Data Processing Unrealized Losses Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss [Abstract] Noninterest income (loss): Noninterest Income [Abstract] Doubtful Doubtful [Member] Other Liabilities Business Combination, Recognized Liability Assumed, Other Liability, Noncurrent Other debt securities Other Debt Obligations [Member] Unrealized gains on derivatives designated as cash flow hedges, net of reclassifications to income, net of tax expense of $0.3 million for the three months ended March 31, 2026 Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Villages Bancorporation, Inc Villages Bancorporation, Inc [Member] Villages Bancorporation, Inc Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Amortization of intangibles Amortization of Intangible Assets Loans, net Loans Receivable [Member] Recognition of operating lease liabilities, other than through bank acquisitions, net of terminations Operating Lease, Liability, Initial Recognition, Other than Through Bank Acquisitions Operating Lease, Liability, Initial Recognition, Other than Through Bank Acquisitions CRE - non-owner occupied CRE - non-owner occupied Commercial Real Estate Portfolio Segment, Non-Owner Occupied [Member] Commercial Real Estate Portfolio Segment, Non-Owner Occupied [Member] Net DTAs Deferred Income Tax Assets, Net Securities Sold Under Agreements to Repurchase Repurchase Agreements, Resale Agreements, Securities Borrowed, and Securities Loaned Disclosure [Text Block] Net decrease in repurchase agreements Increase (Decrease) in Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Net Entity Central Index Key Entity Central Index Key PEO Name PEO Name 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] Residential mortgage-backed securities and collateralized mortgage obligations of U.S. government-sponsored entities Residential Mortgage-Backed Securities [Member] Schedule of Risk Categories of Loans by Class of Loans Financing Receivable Credit Quality Indicators [Table Text Block] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Origination of loans designated for sale Payment for Origination, Loan, Mortgage, Held-for-Sale Arrangement Duration Trading Arrangement Duration Assets Sold under Agreements to Repurchase, Type [Domain] Assets Sold under Agreements to Repurchase, Type [Domain] Convertible preferred stock, par value $0.10 per share authorized 4,000,000 shares, issued 11,250 and outstanding 11,250 shares at March 31, 2026 and December 31, 2025 Beginning balance Ending balance Temporary Equity, Carrying Amount, Attributable to Parent Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Class of Stock [Domain] Class of Stock [Domain] Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Measurement Period Adjustments, Total Assets Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Assets Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Assets Subsequent Event Type [Axis] Subsequent Event Type [Axis] Repurchase of common stock (in shares) Stock Repurchased and Retired During Period, Shares Cumulative amount of fair value hedging adjustment included in the carrying amount of the hedged items Hedged Asset, Fair Value Hedge, Cumulative Increase (Decrease) Amortization of unrealized gains on securities transferred to HTM, net of tax benefit of $3 thousand for each of the three months ended March 31, 2026 and 2025 OCI, Debt Securities, Available-for-Sale, Transfer to Held-to-Maturity, Adjustment from AOCI for Amortization of Gain (Loss), after Tax Cash and cash equivalents Business Combination, Recognized Asset Acquired, Cash and Cash Equivalent Assets Assets [Abstract] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Balance Sheet Location [Axis] Statement of Financial Position Location, Balance [Axis] Fair Value Fair Value Disclosures [Text Block] Business Combination [Line Items] Business Combination [Line Items] Shareholders’ Equity Equity, Attributable to Parent [Abstract] 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] Entity Address, Address Line One Entity Address, Address Line One Schedule of Troubled Borrower Modifications Financing Receivable, Modified [Table Text Block] Net income available to common shareholders Net income available to common shareholders Net Income (Loss) Available to Common Stockholders Before Earnings (Loss) Allocated to Participating Securities Net Income (Loss) Available to Common Stockholders Before Earnings (Loss) Allocated to Participating Securities Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Accruing 30-59 Days Past Due Financial Asset, 30 to 59 Days Past Due [Member] AFS Debt Securities Debt Securities, Available-for-Sale, Fair Value to Amortized Cost, after Allowance for Credit Loss [Abstract] Banking And Thrift Disclosure [Abstract] Banking And Thrift Disclosure Interchange income Interchange Income Interchange income. Revolving Converted to Term, Charge Offs Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff Internal Credit Assessment [Axis] Internal Credit Assessment [Axis] Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Internal Credit Assessment [Domain] Internal Credit Assessment [Domain] Derivatives Derivative Instruments and Hedging Activities Disclosure [Text Block] Other liabilities Other Liabilities [Member] Fair Value as of Grant Date Award Grant Date Fair Value Entity Registrant Name Entity Registrant Name Cash flow hedge gain (loss) to be reclassified within 12 months Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months Liquidation investment period Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Liquidating Investment, Remaining Period Securities Financing Transaction [Line Items] Securities Financing Transaction [Line Items] Temporary equity, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Temporary Equity, Shares Outstanding Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Four years prior to current fiscal year Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year Salaries and employee benefits Labor and Related Expense Private mortgage-backed securities and collateralized mortgage obligations Mortgage-Backed Securities, Issued by Private Enterprises [Member] Add: Dilutive effect of employee restricted stock and stock options (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Document Quarterly Report Document Quarterly Report Less Than 12 Months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months Percentage change in allowance for credit loss Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Period Increase (Decrease), Percentage Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Period Increase (Decrease), Percentage BOLI income Bank Owned Life Insurance Income Restatement [Domain] Revision of Prior Period [Domain] Number of individual securities Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Schedule of Nonaccrual Loans by Loan Category Financing Receivable, Nonaccrual [Table Text Block] Investment securities Business Combination, Recognized Asset Acquired, Investment Securities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Investments. MSR Carrying value at beginning of period Carrying value at end of period Servicing Asset at Fair Value, Amount Accretion of discounts on securities, net Accretion (Amortization) of Discounts and Premiums, Investments Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Total debt securities Investments Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Restatement Determination Date: Restatement Determination Date [Axis] Cash consideration paid to shareholders, including cash paid for fractional shares Payments to Acquire Businesses, Gross Non-PEO NEO Non-PEO NEO [Member] Securities or Other Assets Sold under Agreements to Repurchase [Axis] Securities or Other Assets Sold under Agreements to Repurchase [Axis] FHLB borrowings Advance from Federal Home Loan Bank Percentage of fair value adjustment for loans acquired Fair value adjustment Percent The percentage of outstanding aggregate loan balances representing the fair value adjustments for loans acquired. Liabilities: Business Combination, Recognized Liability Assumed, Liability [Abstract] AFS, gross unrealized gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Name Trading Arrangement, Individual Name All Award Types Award Type [Domain] Initially Measured Previously Reported [Member] Other comprehensive income Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax EPS - diluted (in dollars per share) Business Combination, Pro Forma Information, Pro Forma Earnings Per Share, Diluted Equity Awards Adjustments Equity Awards Adjustments [Member] Loans held for sale Loan, Held-for-Sale, Fair Value Disclosure Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Compensation Amount Outstanding Recovery Compensation Amount Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Interest on interest-bearing deposits and other investments Interest On Federal Funds Sold And Interest Bearing Deposits Interest on federal funds sold and interest bearing deposits. Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Fair Value Estimate of Fair Value Measurement [Member] Total Value of SBCF common and preferred stock issued Business Combination, Consideration Transferred, Equity Interest Preferred Stock Preferred Stock [Member] Total Shareholders' Equity Before Accumulated Other Comprehensive Loss, Net Stockholders Equity Before Accumulated Other Comprehensive Income Stockholders equity before accumulated other comprehensive income. Wealth management income Investment Banking, Advisory, Brokerage, and Underwriting Fees and Commissions MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Due after one year through five years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five Name Awards Close in Time to MNPI Disclosures, Individual Name Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Equity investments in SBICs Alternative Investment Financing Receivable, Past Due [Line Items] Financing Receivable, Past Due [Line Items] Due after five years through ten years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Stock-based compensation expense APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Treasury stock Treasury Stock, Value Unrealized (losses) gains on AFS securities, net of tax expense (benefit) OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax Accumulated other comprehensive loss, net Accumulated Other Comprehensive Income (Loss), Net of Tax Furniture and equipment Furniture And Equipment Expense Furniture and equipment expense. Financial Instruments [Domain] Financial Instruments [Domain] Due after ten years Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10 Credit Loss Status [Domain] Credit Loss Status [Domain] Remaining fair value adjustment for loans acquired Assets, Fair Value Adjustment Securities Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Measurement Period Adjustments, Loans Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Financing Receivable, Excluding Accrued Interest, After Allowance For Credit Loss Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Financing Receivable, Excluding Accrued Interest, After Allowance For Credit Loss Balance Sheet Location [Domain] Statement of Financial Position Location, Balance [Domain] Estimated impact on fair value of a 10% increase Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 10 Percent Adverse Change in Prepayment Speed Unrealized losses on derivatives designated as fair value hedges, net of reclassifications to income, net of tax benefit of $0.1 million for the three months ended March 31, 2025 Other Comprehensive Income (Loss), Fair Value Hedge, Gain (Loss), After Reclassification And Tax, Parent Other Comprehensive Income (Loss), Fair Value Hedge, Gain (Loss), After Reclassification And Tax, Parent Non-credit related discount Financing Receivable, Purchased with Credit Deterioration, Discount (Premium) Minimum Minimum [Member] Net Interest Income after Provision for Credit Losses Interest Income (Expense), after Provision for Loan Loss Construction and land development Construction and land development Construction and land development Construction And Land Development Portfolio Segment [Member] Construction And Land Development Portfolio Segment [Member] Accrued interest receivable Financing Receivable, Accrued Interest, before Allowance for Credit Loss Measurement Period Adjustments, Goodwill Goodwill, Measurement Period Adjustment Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Company Selected Measure Name Company Selected Measure Name Measurement Input, Weighted Average Current Reference Price Measurement Input, Weighted Average Current Reference Price [Member] Measurement Input, Weighted Average Current Reference Price Net income available to common shareholders Business Combination, Pro Forma Information, Pro Forma Income (Loss), after Tax Fair Value Measurement [Domain] Fair Value Measurement [Domain] Measurement Input, Weighted Average Pull Through Rate Measurement Input, Weighted Average Pull Through Rate [Member] Measurement Input, Weighted Average Pull Through Rate Deposits Business Combination, Recognized Liability Assumed, Deposits Business Combination, Recognized Liability Assumed, Deposits Purchases of debt securities AFS Payments to Acquire Debt Securities, Available-for-Sale CRE - owner occupied CRE - owner occupied Commercial Real Estate Portfolio Segment, Owner Occupied [Member] Commercial Real Estate Portfolio Segment, Owner Occupied [Member] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Obligations of state and political subdivisions US States and Political Subdivisions Debt Securities [Member] One year prior to current fiscal year Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year Stock-based employee benefit plans Proceeds from Stock Plans Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Fair Value Debt Securities, Held-to-Maturity, Maturity, Allocated and Single Maturity Date, Fair Value [Abstract] Total Liabilities Business Combination, Recognized Liability Assumed, Liability Financial Asset, Aging [Axis] Financial Asset, Aging [Axis] Net income available to common shareholders after allocation of earnings to preferred stock Net Income (Loss) Available to Common Stockholders, Diluted All Executive Categories All Executive Categories [Member] Common stock, par value $0.10 per share, authorized 120,000,000 shares, issued 98,783,977 and outstanding 97,664,704 at March 31, 2026, and authorized 120,000,000, issued 98,728,878 and outstanding 97,927,843 shares at December 31, 2025 Common Stock, Value, Issued Less allocation of earnings to preferred stock Undistributed Earnings (Loss) Allocated to Participating Securities, Basic Interest and fees on loans Interest and Fee Income, Loans and Leases Contingent Liabilities Commitments and Contingencies Disclosure [Text Block] Securities sold under agreements to repurchase Business Combination, Recognized Liability Assumed, Securities Sold Under Agreements To Repurchase Business Combination, Recognized Liability Assumed, Securities Sold Under Agreements To Repurchase Diluted (in shares) Average diluted shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Current fiscal year, Charge Offs Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Derivative [Table] Derivative [Table] CDI Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Finite-Lived Fair Value Measured at Net Asset Value Per Share Fair Value Measured at Net Asset Value Per Share [Member] Business Combination [Axis] Business Combination [Axis] Entity Small Business Entity Small Business Percentage of common stock acquired Business Combination, Voting Equity Interest Acquired, Percentage Portfolio Loans Portfolio Loans [Member] Preferred stock to common stock ratio Business Combination, Preferred Stock To Common Stock, Ratio Business Combination, Preferred Stock To Common Stock, Ratio Debt securities: Marketable Securities [Abstract] Document Transition Report Document Transition Report Other Assets Business Combination, Recognized Asset Acquired, Other Asset, Noncurrent Due after one year through five years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five Underlying Securities Award Underlying Securities Amount Gross gains from sale of securities Debt Securities, Available-for-Sale, Realized Gain Equity Component [Domain] Equity Component [Domain] Document Period End Date Document Period End Date Total Noninterest Income Before Securities (Losses) Gains, Net Non Interest Income Excluding Gain Loss On Loans Sale And Investments Non interest income excluding gain loss on loans sale and investments. PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Due after ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10 Diluted EPS Earnings Per Share, Diluted [Abstract] Due to payoffs/paydowns Servicing Asset At Fair Value, Changes In Fair Value Resulting From Payoffs Or Paydowns Servicing Asset At Fair Value, Changes In Fair Value Resulting From Payoffs Or Paydowns Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Accruing 60-89 Days Past Due Financial Asset, 60 to 89 Days Past Due [Member] Portfolio layer method amount designated as hedged Hedged Asset, Fair Value Hedge, Portfolio Layer Method, Hedged Layer, Amount Weighted average price of shares repurchased (in dollars per share) Shares Acquired, Average Cost Per Share Document Type Document Type Significant Unobservable Inputs (Level 3) Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Fair Value Debt Securities, Available-for-Sale, Unrealized Loss Position [Abstract] Earnings Per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Additional paid-in capital Additional Paid in Capital Other comprehensive income reclassified Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Number of derivative instruments held Derivative, Number of Instruments Held Derivative Contract [Domain] Derivative Contract [Domain] Revolving, Charge Offs Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff Financing Receivable, Allowance for Credit Loss [Table] Financing Receivable, Allowance for Credit Loss [Table] Due after ten years Debt Securities, Held-to-Maturity, Amortized Cost Excluding Accrued Interest, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 10 Gross losses from sale of securities Debt Securities, Available-for-Sale, Realized Loss All Individuals All Individuals [Member] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Brokers and Dealers [Abstract] Broker-Dealer [Abstract] Name Forgone Recovery, Individual Name Statistical Measurement [Axis] Statistical Measurement [Axis] 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] One year prior to current fiscal year, Charge Offs Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff Allowance for credit losses Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Current Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Common stock issued for stock-based employee benefit plans Stock Issued During Period, Value, Employee Benefit Plan Weighted-average coupon interest rate Servicing Assets And Servicing Liabilities At Fair Value, Assumptions Used To Estimate Fair Value, Coupon Interest Rate Servicing Assets And Servicing Liabilities At Fair Value, Assumptions Used To Estimate Fair Value, Coupon Interest Rate Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Four years prior to current fiscal year, Charge Offs Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff Proceeds from FHLB borrowings with original maturities of more than three months Proceeds from FHLBank Borrowings, Financing Activities Debt Securities, Held-to-maturity [Table] Debt Securities, Held-to-Maturity [Table] Net income available to common shareholders after allocation of earnings to preferred stock Net Income (Loss) Available to Common Stockholders, Basic Schedule of Derivative Instruments Schedule of Derivative Instruments [Table Text Block] Mortgage banking income Fees and Commissions, Mortgage Banking and Servicing Service charges on deposit accounts Noninterest Income, Servicing Charges Noninterest Income, Servicing Charges Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Book balance of loans at acquisition Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value Total other comprehensive (loss) income Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Forward loan sale commitment Forward Loan Sale Commitment [Member] Forward Loan Sale Commitment Rate Reduction or Rate Reduction with Term Extension Extended Maturity and Interest Rate Reduction [Member] Commercial and financial Commercial and financial Commercial Portfolio Segment [Member] Loans modified Financing Receivable, Excluding Accrued Interest, Modified, after 12 Months Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Multiplied by price per share (in dollars per share) Business Combination, Price Per Share Quoted Prices in Active Markets for Identical Assets (Level 1) Quoted Prices in Active Markets for Identical Assets (Level 1) Fair Value, Inputs, Level 1 [Member] Losses on disposition of fixed assets and write-downs upon transfer of bank premises to OREO Gain (Loss) on Disposition of Assets Net interest income Business Combination, Pro Forma Information, Pro Forma Revenue Standard & Poor's, AAA Rating Standard & Poor's, AAA Rating [Member] Repayments of FHLB borrowings with original maturities of more than three months Payments of FHLBank Borrowings, Financing Activities Insurance agency income Insurance Services Revenue Diluted (in dollars per share) Net income per share (in dollars per share) Earnings Per Share, Diluted Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Title of 12(b) Security Title of 12(b) Security Provision for Credit Losses Financing Receivable, Excluding Accrued Interest, Credit Loss Expense (Reversal) Supplemental disclosure of non-cash investing activities: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Due after five years through ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Total Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount Nonaccrual Loans With an Allowance Financing Receivable, Excluding Accrued Interest, Nonaccrual, With Allowance For Credit Losses Financing Receivable, Excluding Accrued Interest, Nonaccrual, With Allowance For Credit Losses Transfers from loans to OREO Transfer From Loans To Other Real Estate Owned Transfer from loans to other real estate owned. Decrease of allowance for credit loss Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Period Increase (Decrease) Other amortization and accretion, net Other Accretion (Amortization), Net Other Accretion (Amortization), Net Net income per share of common stock Earnings Per Share [Abstract] Securities Financing Transaction [Table] Security Financing Transaction [Table] Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Acquired Servicing Asset at Fair Value, Additions Two years prior to current fiscal year, Charge Offs Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff Repurchase of common stock Stock Repurchased and Retired During Period, Value FHLB borrowings Federal Home Loan Bank Borrowings, Fair Value Disclosure Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Axis] Shares repurchased (in shares) Treasury Stock, Shares, Acquired Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss [Line Items] Cash paid for taxes, net Income Taxes Paid, Net Temporary equity, shares issued (in shares) Temporary Equity, Shares Issued Held to maturity loans with maturity date, amortized cost Debt Securities, Held-to-Maturity, Amortized Cost Excluding Accrued Interest, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date Award Timing Disclosures [Line Items] Fair value of pledged securities - overnight and continuous: Fair Value Of Pledged Securities Overnight And Continuous [Abstract] Fair Value Of Pledged Securities Overnight And Continuous [Abstract] Less allocation of earnings to preferred stock Undistributed Earnings (Loss) Allocated to Participating Securities, Diluted Measurement Frequency [Domain] Measurement Frequency [Domain] Change in fair value: Servicing Asset at Fair Value, Changes in Fair Value Resulting from Changes in Valuation Inputs or Changes in Assumptions [Abstract] Unfunded commitments Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Unfunded Commitments Additions to bank premises and equipment Additions To Bank Premises And Equipment Additions to bank premises and equipment. Sale of loans designated for sale Sale Of Loans Designated Held For Sale Sale of loans designated held for sale. Unrealized (losses) gains on AFS securities, net of tax benefit of $10.1 million for the three months ended March 31, 2026, and net of tax expense of $8.6 million for the three months ended March 31, 2025 OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax Derivative asset, measurement input Derivative Asset, Measurement Input Loans Total Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss Loan Restructuring Modification [Domain] Loan Restructuring Modification [Domain] Loans, net of ACL Loans, net Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss Net decrease in FHLB borrowings with original maturities of three months or less Increase (Decrease) in Loans from Federal Home Loan Banks Securities sold under agreements to repurchase Securities Sold under Agreements to Repurchase Gain (loss) on derivative instruments Gain (Loss) on Derivative Instruments, Net, Pretax Net Income Net Income Net income Net Income (Loss) Attributable to Parent Subsequent Event [Table] Subsequent Event [Table] Schedule of Debt Securities in Unrealized Loss Position Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] Expiration Date Trading Arrangement Expiration Date Other assets and Other liabilities Other Assets And Other Liabilities [Member] Other Assets And Other Liabilities CLOs Collateralized Loan Obligations [Member] Net decrease in other liabilities Increase (Decrease) in Other Operating Liabilities Held-to-maturity securities, allowance for credit loss Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Excluding Accrued Interest Maturities and redemptions of time deposits with other banks Proceeds From Sale And Maturity Of Time Deposits Held With Other Banks Proceeds From Sale And Maturity Of Time Deposits Held With Other Banks Bank premises and equipment, net Property, Plant and Equipment, Net Repurchase of common stock Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Percent of allowance for credit loss to outstanding Financing Receivable, Allowance for Credit Loss to Outstanding, Percent Financing Receivable, Past Due [Table] Financing Receivable, Past Due [Table] Entity Current Reporting Status Entity Current Reporting Status Receivables [Abstract] Receivables [Abstract] Derivative [Line Items] Derivative [Line Items] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Due in less than one year Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One Acquiree shares receiving stock consideration Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Entity Shares Issued Per Acquiree Share, Percentage Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Entity Shares Issued Per Acquiree Share, Percentage Retained earnings Retained Earnings (Accumulated Deficit) Loans Loans [Member] Residential real estate Residential real estate Residential Portfolio Segment [Member] Financial Instrument [Axis] Financial Instrument [Axis] Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] 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] Executive Category: Executive Category [Axis] 12 Months or Longer Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Due to change in valuation inputs or assumptions Servicing Asset at Fair Value, Changes in Fair Value Resulting from Changes in Valuation Inputs or Changes in Assumptions Class of Stock [Axis] Class of Stock [Axis] Current Fiscal Year End Date Current Fiscal Year End Date Estimated impact on fair value of a 200 basis point increase Sensitivity Analysis Of Fair Value, Transferor's Interests In Transferred Financial Assets, Impact Of 20 Percent Adverse Change In Option Adjusted Spread Sensitivity Analysis Of Fair Value, Transferor's Interests In Transferred Financial Assets, Impact Of 20 Percent Adverse Change In Option Adjusted Spread Subsequent Event Type [Domain] Subsequent Event Type [Domain] Less Than 12 Months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Deposits Deposits Cash paid to Heartland option holders Payments To Acquire Businesses, Option Holders Payments To Acquire Businesses, Option Holders 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] Amortization of unrealized gains on securities transferred to HTM, tax benefit OCI, Debt Securities, Available-for-Sale, Transfer to Held-to-Maturity, Adjustment from AOCI for Amortization of Gain (Loss), Tax Schedule of Portfolio Loans, Purchased Credit Impaired Loans and Purchased Unimpaired Loans Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Schedule of Securities Sold Under Agreements to Repurchase and Securities Pledged Schedule of Securities Financing Transactions [Table Text Block] Statement [Table] Statement [Table] Legal and professional fees Professional Fees Derivative financial instruments Derivative Liability Schedule of Business Acquisitions Business Combination [Table Text Block] Collateral-Dependent Real Estate Collateral-Dependent Real Estate Loans [Member] Collateral-Dependent Real Estate Loans Deferred income taxes Deferred Income Tax Expense (Benefit) Cash Flows from Financing Activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Other Other Noninterest Expense Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Fair value hedge gain (loss) reclassified Other Comprehensive Income (Loss), Fair Value Hedge, Gain (Loss), Reclassification, Before Tax Other Comprehensive Income (Loss), Fair Value Hedge, Gain (Loss), Reclassification, Before Tax Loan Restructuring Modification [Axis] Loan Restructuring Modification [Axis] Pass Pass [Member] Interest rate contract Interest Rate Contract [Member] Interest Rate Cap One Interest Rate Cap One [Member] Interest Rate Cap One Unrealized losses on mortgage backed securities of government sponsored entities Total Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Amortized Cost Debt Securities, Available-for-Sale, Amortized Cost, Fiscal Year Maturity [Abstract] Interest Rate Cap Three Interest Rate Cap Three [Member] Interest Rate Cap Three Investment in mutual fund carried at fair value Equity securities Equity Securities, FV-NI, Current Loans without single maturity date Debt Securities, Held-to-Maturity, Amortized Cost Excluding Accrued Interest, after Allowance for Credit Loss, Maturity, without Single Maturity Date Antidilutive securities excluded from diluted earnings per share calculation (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Average common shares outstanding Weighted Average Number of Shares Outstanding, Diluted [Abstract] All Adjustments to Compensation All Adjustments to Compensation [Member] Held to maturity loans with maturity date, fair value Debt Securities, Held-to-Maturity, Maturity, Allocated and Single Maturity 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Date, Year One Common stock threshold of outstanding stock that will receive preferred stock Business Combination, Common Stock Threshold Of Outstanding Stock That Will Receive Preferred Stock Business Combination, Common Stock Threshold Of Outstanding Stock That Will Receive Preferred Stock Fair value of derivative assets and liabilities Derivative, Fair Value, Net Unrealized losses on derivatives designated as fair value hedges, net of reclassifications, tax expense (benefit) Other Comprehensive Income (Loss), Fair Value Hedge, Gain (Loss), After Reclassification, Tax, Parent Other Comprehensive Income (Loss), Fair Value Hedge, Gain (Loss), After Reclassification, Tax, Parent Schedule of Fair Value of Acquired Loans and Unpaid Principal Balance Fair Value, Assets Measured on Recurring Basis [Table Text Block] Basic (in shares) Average common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Schedule of Earnings Per Share, Basic and Diluted Schedule 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Reporting [Abstract] Time deposits with other banks Time deposits with other banks Time Deposits With Other Banks Time Deposits With Other Banks Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Entity Tax Identification Number Entity Tax Identification Number Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets [Table Text Block] Three years prior to current fiscal year, Charge Offs Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff Loans without single maturity date Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Fair Value Proceeds from sale of OREO Proceeds from Sale of Foreclosed Assets 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(Reversal) Financing Receivable And Accrued Interest Receivable, Credit Loss Provision (Reversal) Proceeds from the sale of loans held for investment Proceeds from Sale, Loan, Held-for-Investment Total Liabilities Liabilities Customer Securities for which Entity has Right to Sell or Repledge, Securities Type [Domain] Customer Securities for which Entity has Right to Sell or Repledge, Securities Type [Domain] IRLC Interest Rate Lock Commitments [Member] Amortized cost basis and unallocated basis adjustments used in hedging relationships Financial Asset, Closed Portfolio, Portfolio Layer Method, Amortized Cost Available for sale loans with maturity date, amortized cost Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost % of Total Class of Loans Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage Dividends on preferred stock Dividends, Preferred Stock Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Proceeds from sale of FHLB and Federal Reserve Bank stock Proceeds from Sale of Federal Reserve Bank Stock Asset Class [Domain] Asset Class [Domain] Convertible Preferred Stock Increase (Decrease) in Temporary Equity [Roll Forward] Statement [Line Items] Statement [Line Items] Carrying amount of the hedged items Hedged Asset, Fair Value Hedge Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Total cash and cash equivalents Cash and Cash Equivalent Subsequent Event [Line Items] Subsequent Event [Line Items] Increase (decrease) in stockholders' equity during period (in shares) Stock Issued During Period, Shares, Period Increase (Decrease) Common Stock Common Stock [Member] Maturities and repayments of debt securities HTM Proceeds from Maturities, Prepayments and Calls of Held-to-Maturity Securities Securities HTM (fair value $477.7 million at March 31, 2026 and $489.6 million at December 31, 2025) HTM, amortized cost HTM debt securities Debt Securities, Held-to-Maturity, Excluding Accrued Interest, after Allowance for Credit Loss Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Net increase in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Servicing Asset at Fair Value, Amount [Roll Forward] Servicing Asset at Fair Value, Amount [Roll Forward]