75000 - Document - Document and Entity Information
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75010 - Statement - Consolidated Balance Sheets
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75020 - Statement - Consolidated Balance Sheets (Parenthetical)
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75030 - Statement - Consolidated Statements of Income
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75040 - Statement - Consolidated Statements of Comprehensive Income
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75050 - Statement - Consolidated Statements of Changes in Shareholders' Equity
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75060 - Statement - Consolidated Statements of Changes in Shareholders' Equity (Parenthetical)
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75070 - Statement - Consolidated Statements of Cash Flows
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995455 - Disclosure - Financial Statement Presentation
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995465 - Disclosure - Summary of Significant Accounting Policies
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995475 - Disclosure - New Accounting Pronouncements
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995485 - Disclosure - Loans and Allowance for Credit Losses
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995495 - Disclosure - Securities
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995505 - Disclosure - Goodwill and Other Intangibles
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995515 - Disclosure - Borrowed Funds
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995525 - Disclosure - Business Segment Reporting
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995535 - Disclosure - Revenue Recognition
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995545 - Disclosure - Commitments, Contingencies and Guarantees
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995555 - Disclosure - Derivatives and Hedging Activities
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995565 - Disclosure - Fair Value Measurements
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995575 - Disclosure - Acquisition
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995585 - Disclosure - Summary of Significant Accounting Policies (Policies)
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995595 - Disclosure - Summary of Significant Accounting Policies (Tables)
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995605 - Disclosure - Loans and Allowance for Credit Losses (Tables)
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995615 - Disclosure - Securities (Tables)
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995625 - Disclosure - Goodwill and Other Intangibles (Tables)
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995635 - Disclosure - Borrowed Funds (Tables)
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995645 - Disclosure - Business Segment Reporting (Tables)
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995655 - Disclosure - Revenue Recognition (Tables)
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995665 - Disclosure - Commitments, Contingencies and Guarantees (Tables)
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995675 - Disclosure - Derivatives and Hedging Activities (Tables)
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995685 - Disclosure - Fair Value Measurements (Tables)
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995695 - Disclosure - Acquisition (Tables)
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995705 - Disclosure - Summary of Significant Accounting Policies - Summary of Cash and Cash Equivalents (Detail)
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995715 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail)
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995725 - Disclosure - Summary of Significant Accounting Policies - Summary of Amounts Used in Determination of Basic and Diluted Net Income Per Common Share (Details)
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995735 - Disclosure - Loans and Allowance for Credit Losses - Additional Information (Detail)
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995745 - Disclosure - Loans and Allowance for Credit Losses - Summary of Loan Classes and Aging of Past Due Loans (Detail)
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995755 - Disclosure - Loans and Allowance for Credit Losses - Summary of Amortized Cost of Nonaccrual Loans with No Related Allowance (Detail)
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995765 - Disclosure - Loans and Allowance for Credit Losses - Summary of Amortized Cost Balance of Each of Loan Classes Disaggregated by Collateral Type and Origination Year (Detail)
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995775 - Disclosure - Loans and Allowance for Credit Losses - Summary of Amortized Cost Balance by Collateral Type and Risk Rating (Detail)
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995785 - Disclosure - Loans and Allowance for Credit Losses - Rollforward of Allowance for Credit/Loan Losses by Portfolio Segment (Detail)
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995795 - Disclosure - Loans and Allowance for Credit Losses - Summary of Amortized Cost Balance of Financial Assets (Detail)
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995805 - Disclosure - Securities - Securities Available for Sale (Detail)
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995815 - Disclosure - Securities - Summary of Contractual Maturity Information for Securities Available for Sale (Detail)
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995825 - Disclosure - Securities - Additional Information (Detail)
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995835 - Disclosure - Securities - Schedule of Sales of Securities Available for Sale (Detail)
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995845 - Disclosure - Securities - Gross Unrealized Losses and Fair Value of Investment Securities Available for Sale (Detail)
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995855 - Disclosure - Securities - Schedule of Amortized Cost, Fair Value and Gross Unrealized Gains and Losses for Securities Held to Maturity (Detail)
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995865 - Disclosure - Securities - Contractual Maturity Information for Securities Held to Maturity (Detail)
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995875 - Disclosure - Securities - Gross Unrealized Losses and Fair Value of Investment Securities Held to Maturity (Detail)
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995885 - Disclosure - Securities - Schedule of Amortized Cost Basis by Credit Rating of Held to Maturity Investment (Detail)
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995895 - Disclosure - Securities - Schedule of Aging of Past due Held to Maturity Securities (Detail)
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995905 - Disclosure - Securities - Schedule of Other Securities (Detail)
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995915 - Disclosure - Securities - Schedule of Changes in Equity Securities Without Readily Determinable Fair Values (Detail)
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995925 - Disclosure - Securities - Schedule of Components of Investment Securities Gains, Net (Detail)
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995935 - Disclosure - Goodwill and Other Intangibles - Changes in Carrying Amount of Goodwill (Detail)
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995945 - Disclosure - Goodwill and Other Intangibles - Changes In Intangible Assets (Detail)
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995955 - Disclosure - Goodwill and Other Intangibles - Additional Information (Detail)
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995965 - Disclosure - Goodwill and Other Intangibles - Aggregate Amortization Expense Recognized (Detail)
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995975 - Disclosure - Goodwill and Other Intangibles - Estimated Amortization Expense of Intangible Assets (Detail)
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995985 - Disclosure - Borrowed Funds - Components of Borrowed Funds (Detail)
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995995 - Disclosure - Borrowed Funds - Components of Borrowed Funds (Parenthetical) (Detail)
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996005 - Disclosure - Borrowed Funds - Summary of Outstanding Trust Preferred Securities (Detail)
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996015 - Disclosure - Borrowed Funds - Summary of Outstanding Trust Preferred Securities (Parenthetical) (Detail)
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996025 - Disclosure - Borrowed Funds - Additional Information (Detail)
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996035 - Disclosure - Borrowed Funds - Remaining Contractual Maturities Of Repurchase Agreements (Detail)
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996045 - Disclosure - Business Segment Reporting - Additional Information (Detail)
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996055 - Disclosure - Business Segment Reporting - Schedule of Business Segment Financial Results (Detail)
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996065 - Disclosure - Revenue Recognition - Additional Information (Detail)
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996075 - Disclosure - Revenue Recognition - Summary of Disaggregation of Revenue According to Revenue Stream and Business Segment (Detail)
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996085 - Disclosure - Commitments, Contingencies and Guarantees - Notional Amount of Off-Balance Sheet Financial Instruments (Detail)
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996095 - Disclosure - Commitments, Contingencies and Guarantees - Additional Information (Detail)
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996105 - Disclosure - Derivatives and Hedging Activities - Summary of Fair Value of Derivative Assets and Liabilities (Detail)
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996115 - Disclosure - Derivatives and Hedging Activities - Additional Information (Detail)
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996125 - Disclosure - Derivatives and Hedging Activities - Summary of Amount of Gain (Loss) Recognized in Other Noninterest Income in Consolidated Statements of Income Related to Derivative Assets and Liabilities (Detail)
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996135 - Disclosure - Derivatives and Hedging Activities - Summary of Effect of Hedges on AOCI in Consolidated Statements of Comprehensive Income Related to Company's Derivative Assets and Liabilities (Detail)
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996145 - Disclosure - Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail)
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996155 - Disclosure - Fair Value Measurements - Assets Measured at Fair Value on Non-Recurring Basis (Detail)
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996165 - Disclosure - Fair Value Measurements - Estimated Fair Value of Financial Instruments (Detail)
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996175 - Disclosure - Acquisition - Summary of PCD Loans Purchased (Detail)
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996185 - Disclosure - Acquisition - Additional Information (Detail)
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996195 - Disclosure - Acquisition - Schedule of Unpaid Principal Balance and Fair Value of Loans Acquired in the HTLF Acquisition (Details)
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996205 - Disclosure - Acquisition - Schedule of Recognized Identified Assets Acquired and Liabilities Assumed (Detail)
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Wells Fargo bank one point four zero percent two thousand and twelve.
Wells Fargo Bank One Point Four Zero Percent Two Thousand And Twelve [Member]
Wells Fargo Bank 1.40% due 2012 [Member]
Segments
Segments [Domain]
Financing Receivables Equal To Greater Than90 Days Past Due [Member]
Greater than 90 days Past Due and Accruing [Member]
Core deposit intangible asset
Core Deposit Intangible Asset
Core deposit intangible asset.
Dividends, Preferred Stock
Dividends, Preferred Stock, Total
Preferred dividends
Proceeds from short-term debt
Proceeds from Short-Term Debt
Proceeds from Short-Term Debt, Total
Securities:
Interest and Dividend Income, Securities, by Taxable Status [Abstract]
Summary of Amortized Cost Balance of Financial Assets Considered Collateral Dependent
Schedule Of Amortized Cost Balance Of Financial Assets Considered Collateral Dependent Table [Text Block]
Schedule of amortized cost balance of financial assets considered collateral dependent.
Charge-offs
Financing Receivable, Allowance for Credit Loss, Writeoff
Financing Receivable, Allowance for Credit Loss, Writeoff, Total
Repurchase Agreements
Repurchase Agreements [Member]
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year
Amortized Cost Basis by Origination Year 2024
Entity Incorporation, State or Country Code
Entity Incorporation, State or Country Code
Preferred Stock, Shares Issued
Preferred stock, shares issued
Balance Sheet Location
Statement of Financial Position Location, Balance [Domain]
Bankcard Fees [Member]
Bankcard Fees [Member]
Bankcard fees.
ASU 2016-13 adjustment
New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption
New accounting pronouncement or change in accounting principle effect of adoption.
Mortgage-backed securities, Amortized Cost
Mortgage Backed Securities Available For Sale Amortized Cost
Cost of mortgage-based securities, net of adjustments for other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.
Due in 1 year or less, Fair Value
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One
Financing Receivable Portfolio Segment
Financing Receivable Portfolio Segment [Axis]
Business Combination, Goodwill, Expected Tax Deductible, Amount
Tax deductible goodwill
12 months or more, Fair Value
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer
Entity Current Reporting Status
Entity Current Reporting Status
Class of Financing Receivable
Class of Financing Receivable [Axis]
U.S. Agencies [Member]
US Government Agencies Debt Securities [Member]
Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Total
Federal funds purchased and repurchase agreements
Federal Funds Purchased and Securities Sold under Agreements to Repurchase
Debt instrument, issuance date
Debt Instrument, Issuance Date
Issuance Date
Acquisition of tax equity investments
Acquisition of tax equity investments.
Acquisition of tax equity investments
Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Inputs, Level 2 [Member]
Tier 2 [Member]
Tier Two [Member]
Tier 2.
Commitments, Contingencies and Guarantees
Commitments and Contingencies Disclosure [Text Block]
Cash Flow Hedging [Member]
Cash Flow Hedging [Member]
Common stock, shares authorized
Common Stock, Shares Authorized
Finite-Lived Intangible Asset, Expected Amortization, Year Four
For the year ending December 31, 2030
Product and Service
Product and Service [Axis]
Document Fiscal Period Focus
Document Fiscal Period Focus
Debt instrument, interest rate
Debt Instrument, Interest Rate, Stated Percentage
Revenue from Contract with Customer [Abstract]
Entity Shell Company
Entity Shell Company
12 months or more, Fair Value
Held to Maturity Securities Continuous Unrealized Loss Positions Twelve Months or Longer Fair Value
Held to maturity securities continuous unrealized loss positions twelve months or longer fair value.
Allocated technology, service, overhead
Allocated Technology Service Overhead
Allocated technology service overhead.
Schedule of Gain (Loss) on Investments [Table]
Schedule of Gain (Loss) on Securities [Table]
Cash and cash equivalents at end of period
Cash and Cash Equivalent
Unrealized gain on terminated interest rate floor remaining in AOCI, pre tax
Unrealized Gain (Loss) on Interest Rate Cash Flow Hedges, Pretax, Accumulated Other Comprehensive Income (Loss)
Time deposits under $250,000
Time Deposits Less Than250000
Time deposits, less than $250,000.
Common stock, shares issued
Common Stock, Shares, Issued
Asset Class [Domain]
Asset Class [Domain]
Heartland Financial Statutory Trust VI [Member]
Heartland Financial Statutory Trust VI.
Debt instrument, interest rate based on prime lending rate
Debt instrument description of variable rate basis prime
Debt Instrument Description Of Variable Rate Basis Prime
Statement [Table]
Statement [Table]
Securities held to maturity:
Payments For Proceeds From Held To Maturity Securities [Abstract]
Abstract relating payments for proceeds from held to maturity securities.
Accrued interest on loans
Interest Receivable
Noninterest-Bearing Deposit Liabilities, Total
Noninterest-bearing demand
Noninterest-Bearing Deposit Liabilities
Fair Value, Asset, Non Recurring Basis, Gain (Loss) Recognized
Fair value, asset, non recurring basis, gain (loss) recognized.
Total (Losses) Gains Recognized
Number Of Letters Of Credit Outstanding
Number of letters of credit outstanding.
Number of letters of credit outstanding
Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Annual Amount
Observable downward price adjustments
Observable downward price adjustments
Commercial and Industrial Portfolio [Member]
Commercial And Industrial Portfolio Segment [Member]
Commercial and industrial portfolio segment.
Accrued interest on securities available for sale
Accrued Interest Receivable On Debt Securities Available For Sale
Accrued interest receivable on debt securities available for sale.
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year
Amortized Cost Basis by Origination Year 2022
Due after 1 year through 5 years, Amortized Cost
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year One through Five
Statement [Line Items]
Statement [Line Items]
Purchase of treasury stock
Treasury Stock, Value, Acquired, Cost Method
Business Combination [Domain]
Trading securities
Debt Securities, Trading, and Equity Securities, FV-NI, Total
Debt Securities, Trading, and Equity Securities, FV-NI
External Credit Rating, Moody's
External Credit Rating, Moody's [Domain]
Entity Filer Category
Entity Filer Category
Asset-based Lending [Member]
Asset-based [Member]
Asset Based Loans [Member]
Asset based loans.
Total liabilities and shareholders' equity
Liabilities and Equity
Derivative Asset, Subject to Master Netting Arrangement, before Offset of Collateral, Total
Derivative Assets, Fair Value
Derivative Assets, Fair Value
Derivative Asset, Subject to Master Netting Arrangement, before Offset of Collateral
Derivative Asset, Current, Statement of Financial Position [Extensible Enumeration]
Debt Instrument [Line Items]
Total, Amortized cost
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date
Recoveries
Financing Receivable, Allowance for Credit Loss, Recovery
Equity securities with readily determinable fair values:
Equity Securities With Readily Determinable Fair Values [Abstract]
Equity securities with readily determinable fair values abstract.
Total noninterest income
Noninterest income
Noninterest Income
Debt instrument, frequency of periodic payment
Debt Instrument, Frequency of Periodic Payment
Business combination, acquired loans, net of allowance for credit losses on loans, fair value.
Business Combination, Acquired Loans, Net of Allowance for Credit Losses on Loans, Fair Value
Fair value of loans acquired net of allowance for credit losses
Estimated Fair Value of Financial Instruments
Fair Value, by Balance Sheet Grouping [Table Text Block]
Transfer of loans to other real estate owned
Transfer Of Loans To Other Real Estate Owned
Transfer of loans to other real estate owned.
Gain Loss Reclassified From Accumulated Other Comprehensive Income Into Earnings Included Component Before Tax
Gain (loss) reclassified from accumulated other comprehensive income into earnings included component before tax.
(Loss) Gain Reclassified from AOCI into Earnings Included Component
Hedging Relationship
Hedging Relationship [Axis]
Summary of Disaggregation of Revenue According to Revenue Stream and Business Segment
Revenue from External Customers by Products and Services [Table Text Block]
Summary of Effect of Hedges on AOCI in Consolidated Statements of Comprehensive Income Related to Company's Derivative Assets and Liabilities
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]
Deferred Tax Assets, Valuation Allowance
Valuation allowance
Unrealized gains and losses on debt securities:
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax [Abstract]
Goodwill, Total
Goodwill
Goodwill
Goodwill
Goodwill
Preliminary goodwill
Stock Options [Member]
Schedule of Other Securities [Line Items]
Schedule Of Other Securities [Line Items]
Schedule of Other Securities [Line Items].
Loan modifications made to borrowers experiencing financial difficulty.
Loan Modifications Made To Borrowers Experiencing Financial Difficulty
Loan modifications made to borrowers experiencing financial difficulty
Demand and savings deposits
Savings And Demand Deposits
Savings and demand deposits.
Due after 10 years, Amortized Cost
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10
Other Comprehensive Income (Loss), before Tax
Other comprehensive (loss) income, before tax
Underlying Asset Class
Underlying Asset Class [Domain]
Payments to acquire federal home loan bank stock
Payments to Acquire Federal Home Loan Bank Stock
Heartland Financial Statutory Trust V [Member]
Heartland Financial Statutory Trust V.
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Capital surplus
Additional Paid in Capital, Common Stock
Interest rate floor termination date
Interest Rate Floor Termination Date
Interest rate floor termination date.
Debt Instrument, Interest Rate During Period
Interest rates
Interest Rate as of June 30, 2026
Proceeds from Sale and Maturity of Held-to-Maturity Securities
Proceeds from Sale and Maturity of Held-to-Maturity Securities, Total
Sales of securities held to maturity
Due after 10 years, Amortized Cost
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 10
Insurance Fees and Commissions [Member]
Insurance Fees And Commissions [Member]
Insurance fees and commissions.
Increase (Decrease) in Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Net, Total
Increase (Decrease) in Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Net
Net (decrease) increase in fed funds purchased and repurchase agreements
Summary of Significant Accounting Policies
Significant Accounting Policies [Text Block]
Nonperforming Financing Receivable [Member]
Non-performing [Member]
Summary of Cash and Cash Equivalents
Schedule of Cash and Cash Equivalents [Table Text Block]
Individually Evaluated [Member]
Individually Evaluated [Member]
Individually evaluated.
Summary Of Significant Accounting Policies [Table]
Summary Of Significant Accounting Policies [Table]
Summary Of Significant Accounting Policies [Table]
Document And Entity Information [Line Items]
Document And Entity Information [Line Items]
Document And Entity Information Line Items
Disaggregation Of Revenue [Table]
Disaggregation of Revenue [Table]
Investment Securities Gains Losses Net [Member]
Investment securities gains (losses), net.
Investment Securities Gains, Net [Member]
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Summary of Amounts Used in Determination of Basic and Diluted Net Income Per Common Share
General Construction [Member]
Commercial Real Estate General Construction [Member]
Commercial real estate general construction.
Increase (Decrease) in Other Operating Assets and Liabilities, Net, Total
Other assets and liabilities, net
Increase (Decrease) in Other Operating Assets and Liabilities, Net
Special Mention [Member]
Special Mention [Member]
Proceeds from Issuance of Preferred Stock and Preference Stock
Preferred stock issuance
Contractual Maturity Information
Investments Classified by Contractual Maturity Date [Table Text Block]
Acquisition of HTLF
Equity Securities without Readily Determinable Fair Value, Acquisition of HTLF
Equity securities without readily determinable fair value, acquisition of HTLF.
Earnings Per Share, Basic, Total
Earnings Per Share, Basic
Basic earnings per share
Net income per common share - basic
Citywide Capital Trust V [Member]
Citywide Capital Trust V.
Remaining Contractual Maturities Of Repurchase Agreements
Schedule of Repurchase Agreements [Table Text Block]
Retired subordinated notes
Repayments of Long-Term Debt
Repayments of Long-Term Debt, Total
Repayment of long-term debt
Gross Unrealized Gains
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain
Acquired Loans [Policy Text Block]
Acquired loans.
Acquired Loans
Business Combination Recognized Asset Acquired Liability Assumed Various Investment Securities Net
Business combination recognized asset acquired liability assumed various investment securities net.
Decrease in the value of investment securities
Equity securities without readily determinable fair values:
Payments For Proceeds From Equity Securities Without Readily Determinable Fair Values [Abstract]
Abstract representing payments for proceeds from equity securities without readily determinable fair values.
Commitment to fund tax equity investments
Commitment to fund tax equity investments.
Commitment to fund tax equity investments
Aggregate remaining volume
Derivative, Nonmonetary Notional Amount, Volume
Financing receivable allowance for credit losses write offs originated two years before latest fiscal year.
Financing Receivable Allowance For Credit Losses Write Offs Originated Two Years Before Latest Fiscal Year
Amortized Cost Basis by Origination Year 2024, Current period charge-offs
Payments for (Proceeds from) Loans and Leases, Total
Net increase in loans
Payments for (Proceeds from) Loans and Leases
Commitments and Contingencies Disclosure [Line Items]
Commitments And Contingencies Disclosure [Line Items]
Commitments and contingencies disclosure.
Auto [Member]
Consumer Other Auto [Member]
Consumer other auto.
Restructured loans
Financing Receivable, Modified, Accumulated
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 [Abstract]
Hedging Designation
Hedging Designation [Domain]
Specialty Lending Portfolio [Member]
Speciality Lending Portfolio Segment [Member]
Speciality lending portfolio segment.
Interest Income, Deposits with Financial Institutions, Total
Interest-bearing due from banks
Interest Income, Deposits with Financial Institutions
Payments for Repurchase of Redeemable Preferred Stock
Preferred stock redemption
Preferred stock redemption
Financing Receivable Allowance For Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Loss [Line Items]
Document And Entity Information [Table]
Document And Entity Information [Table]
Document And Entity Information Table
Business Combination, Recognized Liability Assumed, Other Liability, Noncurrent
Other liabilities
Loan portfolio purchases included in credit card receivables
Loan portfolio purchases included in credit card receivables.
Consolidation Items [Domain]
SHAREHOLDERS' EQUITY
Equity, Attributable to Parent [Abstract]
Entity Small Business
Entity Small Business
Marquette Capital Trust I [Member]
Marquette Capital Trust I [Member]
Marquette Capital Trust I Subordinated Debentures 5.41% due 2036 [Member]
Marquette Capital Trust I Subordinated Debentures 6.89% [Member]
INTEREST INCOME
Interest and Dividend Income, Operating [Abstract]
Hedging Designation
Hedging Designation [Axis]
Increase (Decrease) in Accrued Liabilities, Total
Accrued expenses and taxes
Increase (Decrease) in Accrued Liabilities
Other real estate owned [Member]
Other Real Estate Owned [Member]
Other Real Estate Owned [Member]
Commodity Contract [Member]
Commodity Contract [Member]
Commodity Derivatives [Member]
Nature Of Operations
Nature Of Operations Policy [Text Block]
Nature Of Operations, Policy.
Retained Earnings (Accumulated Deficit), Total
Retained earnings
Retained Earnings (Accumulated Deficit)
Business Combination, Description of Acquiree
Description of acquired entity
Summary of Amortized Cost of Nonaccrual Loans with No Related Allowance
Financing Receivable, Nonaccrual [Table Text Block]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Ending Balance
Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Beginning Balance
Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Total
Allowance for Credit Losses
Held to maturity securities, allowance for credit losses
Debt Securities, Held-to-Maturity, Allowance for Credit Loss
Commercial Banking [Member]
Commercial Banking [Member]
Commercial banking.
Preferred Stock [Member]
Preferred Stock
Unamortized unrealized loss
Unamortized Unrealized Losses
Unamortized unrealized losses.
Less than 12 months,Unrealized Losses
Held to Maturity Securities Continuous Unrealized Loss Positions Less Than 12 Months Accumulated Loss
Held to maturity securities continuous unrealized loss positions less than 12 months accumulated loss.
Credit Rating, BB [Member]
Moody's, B2 Rating [Member]
Payments of Dividends, Total
Cash dividends paid
Payments of Dividends
Purchased Credit Card Relationships
Purchased credit card relationships.
Purchased credit card relationships
Amendment Flag
Amendment Flag
Federal Home Loan Bank [Member]
Federal Home Loan Bank [Member]
Federal Home Loan Bank [Member]
Federal Home Loan Bank 5.47% and 5.04% [Member]
Taxable interest
Interest Income, Securities, Operating, Taxable
Change in unrealized holding gains and losses, net
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax
Product and Service
Product and Service [Domain]
Schedule Of Held To Maturity Securities [Line Items]
Schedule of Held-to-Maturity Securities [Line Items]
Federal Funds Sold and Securities Purchased under Agreements to Resell, Total
Federal funds sold and securities purchased under agreements to resell
Federal Funds Sold and Securities Purchased under Agreements to Resell
Credit Rating, BBB [Member]
Moody's, B3 Rating [Member]
Securities sold not yet purchased
Security Owned and Sold, Not yet Purchased Fair Value, Security Sold, Not yet Purchased
Commercial [Member]
Commercial Credit Card [Member]
Commercial credit card.
Non-Depository Financial Institutions [Member]
Non-depository financial institutions.
NDFIs [Member]
Marquette [Member]
Marquette [Member]
Marquette [Member]
Regulatory Assessments
Regulatory fees
Amounts paid related to regulatory assessments, including FDIC insurance and bank examination expense.
Per Share Data
Earnings Per Share, Policy [Policy Text Block]
Fair value adjustments, net
Equity Securities With Out Readily Determinable Fair Values Adjustments Net
Equity securities with out readily determinable fair values adjustments net.
Entity Address, Postal Zip Code
Entity Address, Postal Zip Code
Net cash provided by operating activities
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation
Substandard [Member]
Substandard [Member]
Derivative, Nonmonetary Notional Amount, Energy Measure
Aggregate remaining volume
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description
Goodwill, Period Increase (Decrease)
Goodwill, Period Increase (Decrease), Total
Adjustment to goodwill
Common Stock
Common Stock [Member]
Amortized Cost of Nonaccrual Loans with no related Allowance
Non accrual loans with no related allowance for credit losses
Financing Receivable, Nonaccrual, No Allowance
Hedging Relationship
Hedging Relationship [Domain]
Summary of Fair Value of Derivative Assets and Liabilities
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]
Schedule of Available-for-sale Securities [Line Items]
Debt Securities, Available-for-Sale [Line Items]
Non-credit discount on PCD loans
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)
Non-credit discount on PCD loans
Portion at Fair Value Measurement [Member] [Default]
Fair Value Disclosure Item Amounts [Default]
Portion at Fair Value Measurement [Member]
Entity Address, Address Line One
Entity Address, Address Line One
Fair Value Hierarchy and NAV
Fair Value Hierarchy and NAV [Axis]
PER SHARE DATA
Earnings Per Share [Abstract]
Total, Amortized Cost
Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost
Consumer Portfolio [Member]
Consumer Portfolio Segment [Member]
Supplemental disclosures:
Supplemental Cash Flow Information [Abstract]
Residential Real Estate [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets Sold under Agreements to Repurchase [Line Items]
Goodwill and Other Intangibles
Goodwill and Intangible Assets Disclosure [Text Block]
Equity Securities without Readily Determinable Fair Value, Amount
Beginning balance
Ending balance
Over 90 Days [Member]
Maturity Greater than 90 Days [Member]
Balance Sheet Location
Statement of Financial Position Location, Balance [Axis]
Investment Type
Investment Type [Axis]
Tax-exempt interest
Interest Income, Securities, Operating, Tax Exempt
Total, Fair value
Debt Securities, Held-to-Maturity, Maturity, Allocated and Single Maturity Date, Fair Value
Assets Measured at Fair Value on Non-Recurring Basis
Fair Value Measurements, Nonrecurring [Table Text Block]
Total Fair Value
Debt Securities, Available-for-Sale, Unrealized Loss Position
Repurchase Agreements and Similar Transactions, Maturity Periods
Repurchase Agreements and Similar Transactions, Maturity Periods [Axis]
Purchases
Payments to Acquire Debt Securities, Available-for-Sale
Service charges on deposit accounts
Service Charges On Deposit Accounts
Service charges on deposit accounts.
Document Type
Document Type
Income Taxes Paid, Net, Total
Income tax payments
Income Taxes Paid, Net
Post-modification loan balance
Financing Receivable, Modified in Period, Amount
Entity Central Index Key
Entity Central Index Key
Commitments to extend resell agreements.
Commitments To Extend Resell Agreement
Commitments to extend resell agreements
Securities Available for Sale
Debt Securities, Available-for-Sale [Table Text Block]
Investments, Debt and Equity Securities [Abstract]
Interest-bearing due from banks
Interest-Bearing Deposits in Banks and Other Financial Institutions
Acquisition of low-income housing tax credit investments
Acquisition Of Low Income Housing Tax Credit Investments
Acquisition of low-income housing tax credit investments.
Accrued Expenses and Taxes [Member]
Accrued Expenses And Taxes [Member]
Accrued expenses and taxes.
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation
(Decrease) increase in cash and cash equivalents
Processing fees
Transfer Agent and Custodian Fees
Accrued income
Accrued Investment Income Receivable
Marquette Capital Trust I, Marquette Capital Trust III And Marquette Capital Trust IV [Member]
Marquette Capital Trust I Marquette Capital Trust I I I And Marquette Capital Trust I V [Member]
Marquette Capital Trust I, Marquette Capital Trust III And Marquette Capital Trust IV [Member]
Anti-dilutive shares
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Number of antidilutive stock options excluded from diluted earnings per share computation
Trading securities
Interest And Dividend Income On Trading Securities
Interest and dividend income on trading securities.
Number of Contracts
Financing Receivable Modifications Number of Contracts
Financing receivable modifications number of contracts.
Due after 5 years through 10 years, Amortized Cost
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 5 through 10
Proceeds from exercise of stock options and sales of treasury shares
Proceeds From Exercise Of Stock Options And Sales Of Treasury Share
Proceeds from exercise of stock options and sales of treasury share.
Federal Home Loan Bank I [Member]
Federal Home Loan Bank I [Member]
Federal Home Loan Bank 5.47% due 2023 [ Member]
Common stock, par value
Common Stock, Par or Stated Value Per Share
Goodwill And Other Intangible Assets [Table]
Goodwill And Other Intangible Assets [Table]
Goodwill And Other Intangible Assets [Table]
Credit Loss, Financial Instrument [Text Block]
Summary of PCD Loans Purchased
LIABILITIES
Liabilities [Abstract]
Repayment of short-term debt
Repayments of Short-Term Debt
Repayments of Short-Term Debt, Total
Brokerage Fees [Member]
Brokerage Fees [Member]
Brokerage fees.
Bankcard
Noninterest Expense Payment Processing
Amounts expensed related to payment processing, including fraud losses, interchange, embossing, processing, and collection expense.
Amortized Cost
Available for sale securities, amortized cost
Debt Securities, Available-for-Sale, Amortized Cost
Fair Value
Total securities available for sale, Fair Value
Securities available for sale
Available-for-sale securities
Available for sale (amortized cost of $13,903,318 and $13,999,900, respectively)
NONINTEREST INCOME
Noninterest Income [Abstract]
Doubtful [Member]
Doubtful [Member]
Debt Disclosure [Abstract]
Fair value of available for sale securities transferred to held to maturity
Fair Value Of Available For Sale Securities Transferred To Held To Maturity
Fair value of available for sale securities transferred to held to maturity.
Increase To Interest Income [Member]
Interest Income [Member]
Proceeds from Sale, Loan, Held-for-Sale
Proceeds from Sale of Loans Held-for-sale, Total
Proceeds from sales of loans held for sale
Estimate of Fair Value Measurement [Member]
Estimate of Fair Value Measurement [Member]
Derivative, notional amount
Derivative, Notional Amount
Financial Instrument Performance Status
Financial Instrument Performance Status [Domain]
Interest rate hedging exposure to variability in future cash flows for forecasted transactions, maximum period
Maximum Length of Time Hedged in Interest Rate Cash Flow Hedge
Increase (Decrease) in Time Deposits, Total
Increase (Decrease) in Time Deposits
Net decrease in time deposits
Current Fiscal Year End Date
Current Fiscal Year End Date
Schedule of Long-Term Debt Instruments [Table]
Agriculture [Member]
Agriculture Loans [Member]
Agriculture loans.
Document Quarterly Report
Document Quarterly Report
Other assets
Business Combination, Recognized Asset Acquired, Other Asset, Noncurrent
Sales
Proceeds From Sale Of Equity Securities Without Readily Determinable Fair Values
Proceeds from sale of equity securities without readily determinable fair values.
Receivables [Abstract]
Assets Sold under Agreements to Repurchase, Type [Domain]
Assets Sold under Agreements to Repurchase, Type [Domain]
Customer Relationships [Member]
Customer Relationships [Member]
Entity Address, State or Province
Entity Address, State or Province
Unrealized gain reclassification to earnings, remaining term
Unrealized Gain Reclassification To Earnings Remaining Term
Unrealized gain reclassification to earnings, remaining term.
Collateral posted for derivative instruments
Collateral Already Posted, Aggregate Fair Value
Line of Credit Facility, Remaining Borrowing Capacity
Remaining borrowing capacity
Financial Instrument Performance Status
Financial Instrument Performance Status [Axis]
Preferred stock, shares outstanding
Preferred Stock, Shares Outstanding
Preferred Stock, Shares Outstanding, Ending Balance
Preferred Stock, Shares Outstanding, Beginning Balance
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Comprehensive income
Total comprehensive income
Gross Unrealized Gains
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax
Dilutive effect of common stock issuable upon exercise of options
Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements
Assumed incremental common shares issued upon vesting of outstanding restricted stock units
Personal Banking [Member]
Personal Banking [Member]
Personal banking.
Business Combination, Transaction Cost, Excluding Separately Recognized Transaction
Business acquisition transaction costs
Healthcare Savings Account Business [Member]
Healthcare savings account business.
Internal Credit Assessment
Internal Credit Assessment [Axis]
Debt Instrument Maturity Year
Debt Instrument Maturity Year
Debt instrument, maturity year
Exercise of stock options
Stock Issued During Period, Value, Stock Options Exercised
Spot foreign exchange contracts [Member]
Spot Foreign Exchange Contracts [Member]
Spot foreign exchange contracts.
Revolving Line [Member]
Consumer Other Revolving Line [Member]
Consumer other revolving line.
Trading Securities [Table]
Debt Securities, Trading, and Equity Securities, FV-NI [Table]
Unrealized gain on terminated fair value hedges in AOCI
Accumulated Other Comprehensive Income Gain Loss On Fair Value Hedges
Accumulated other comprehensive income gain loss on fair value hedges.
Long-term debt obligations aggregate contractual balance
Long-Term Debt, Fair Value
Long-term debt, fair value
Commitments to extend credit for loans
Commitments To Extend Credit For Loans
Amount of commitments to extend credit for loans to customers.
Unrealized gains and losses on derivative hedges:
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax [Abstract]
Interest Expense, Operating
Total interest expense
Net interest income after provision for credit losses
Interest Income (Expense), after Provision for Loan Loss
Financing receivable allowances for credit losses write offs.
Financing Receivable Allowances For Credit Losses Write Offs
Total Loans, Current period charge-offs
Preferred Stock, Dividends, Per Share, Cash Paid
Preferred dividends, per share
Interest Rate Floors and Floor Spreads [Member]
Interest Rate Floors and Floor Spreads [Member]
Interest rate floors and floor spreads.
Competitive [Member]
U S States And Political Subdivisions Competitive [Member]
US States and Political Subdivisions, Competitive.
Proceeds from sales of securities available for sale
Sales
Proceeds from sales
Available-for-sale Securities [Member]
Available-for-Sale Securities [Member]
Accumulated Other Comprehensive (Loss) Income
AOCI Attributable to Parent [Member]
Purchased Financial Assets with Credit Deterioration [Abstract]
Finite-Lived Intangible Assets, Major Class Name
Finite-Lived Intangible Assets, Major Class Name [Domain]
Treasury Stock, Common, Shares
Treasury stock, shares
Derivative Liability, Subject to Master Netting Arrangement, before Offset of Collateral, Total
Derivative Liabilities, Fair Value
Derivative Liabilities, Fair Value
Derivative Liability, Subject to Master Netting Arrangement, before Offset of Collateral
Non-watch List-Pass [Member]
Non Watch List Pass [Member]
Non watch list pass.
Schedule Of Held To Maturity Securities [Table]
Debt Securities, Held-to-Maturity [Table]
Business Combination, Consideration Transferred
Business combination, consideration shares value
Fair value of total consideration transferred
Issuance of stock as consideration for acquisition
Preferred Stock, Value, Issued
Fixed-Rate Reset Non-Cumulative Perpetual Preferred stock
Identifiable intangible assets
Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total
Equity Securities With Readily Determinable Fair Values [Member]
Equity Securities With Readily Determinable Fair Values [Member]
Equity securities with readily determinable fair values.
Citywide Capital Trust IV [Member]
Citywide Capital Trust IV.
Total receivables of revenue recognized
Contract with Customer, Receivable, before Allowance for Credit Loss
Debt instrument, maturity date
Debt Instrument, Maturity Date
Maturity Date
Financing receivable allowance for credit losses write offs originated in fiscal year before latest fiscal year.
Financing Receivable Allowance For Credit Losses Write Offs Originated In Fiscal Year Before Latest Fiscal Year
Amortized Cost Basis by Origination Year 2025, Current period charge-offs
Minimum [Member]
Minimum [Member]
Business Combination, Consideration Transferred and Preacquisition Equity Interest in Acquiree [Abstract]
Consideration
Financial Instrument
Financial Instrument [Axis]
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year
Amortized Cost Basis by Origination Year 2025
Other Comprehensive Income (Loss), Tax, Total
Other Comprehensive Income (Loss), Tax
Income tax (expense)
Income tax benefit (expense)
Customer relationship intangible asset.
Customer Relationship Intangible Asset
Customer relationship intangible asset
Aggregate amortization expense
Amortization of other intangible assets
Amortization of Intangible Assets
Common Class B [Member]
Class B Common Shares [Member]
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Inputs, Level 3
Fair Value, Inputs, Level 3 [Member]
Bankcard Fees
Bankcard fees.
Bankcard fees
Fair Value Measurements Nonrecurring [Member]
Fair Value, Measurements, Non-Recurring [Member]
Provision For Credit Losses [Member]
Provision for Credit Losses [Member]
Provision for credit losses.
Segment Reporting [Abstract]
Total assets acquired
Business Combination, Recognized Asset Acquired, Asset
Assets and Liabilities Measured at Fair Value on Recurring Basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Business Combination [Policy Text Block]
Business Combinations
Financing Receivable Nonaccrual [Table]
Financing Receivable, Nonaccrual [Table]
Cycle Past Due 91 to 120 Days [Member]
Cycle Past Due 91 to 120 Days.
Hedging adjustments amortized through contractual maturity date in connection with terminated hedge
Hedging Adjustments Amortized Through Contractual Maturity Date In Connection With Terminated Hedge
Hedging adjustments amortized through contractual maturity date in connection with terminated hedge.
Change in unrealized gains and losses on derivative hedges
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax
Brokerage fees
Brokerage Fees
Brokerage fees.
Equipment/Accounts Receivable/Inventory [Member]
Equipment Accounts Receivable Inventory [Member]
Equipment, accounts receivable, inventory.
Gain (Loss) on Investments [Line Items]
Gain (Loss) on Securities [Line Items]
INTEREST EXPENSE
Interest Expense, Operating and Nonoperating [Abstract]
Unamortized debt issuance costs
Debt Issuance Cost, Gross, Noncurrent
Subordinated debt one.
Subordinated Debt One [Member]
Subordinated notes 6.25% due 2032, net issuance costs [Member]
Subordinated notes 6.25%, net of issuance costs [Member]
Interest Rate Contract [Member]
Interest Rate Derivatives [Member]
Equity securities without readily determinable fair values:
Equity Securities, FV-NI and without Readily Determinable Fair Value [Abstract]
Financial Asset Acquired and No Credit Deterioration [Member]
Financial Asset Acquired and No Credit Deterioration [Member]
Non-PCD
Unrealized gain on terminated interest rate floor remaining in AOCI, net of tax
Unrealized Gain Loss On Interest Rate Cash Flow Hedges Net Of Tax Accumulated Other Comprehensive Income Loss
Unrealized gain (loss) on interest rate cash flow hedges net of tax accumulated other comprehensive income (loss).
Customer Lists
Customer lists.
Customer lists
Loans And Leases Receivable Unpaid Principal Balance
Loans and leases receivable unpaid principal balance.
Unpaid Principal Balance
Consumer Real Estate [Member]
Consumer Real Estate Loan Class [Member]
Consumer real estate loan class.
Mortgage-backed securities, Amortized cost
Mortgage Backed Securities Held To Maturity Amortized Cost
Mortgage backed securities held to maturity amortized cost.
Interest rate of trust preferred securities
Debt Instrument, Basis Spread on Variable Rate
Interest rate
Marquette Capital Trust I, Marquette Capital Trust II, Marquette Capital Trust III And Marquette Capital Trust IV [Member]
Marquette Capital Trust I Marquette Capital Trust I I Marquette Capital Trust I I I And Marquette Capital Trust I V [Member]
Marquette Capital Trust I, Marquette Capital Trust II, Marquette Capital Trust III And Marquette Capital Trust IV [Member]
Preferred stock, fixed rate percentage
Preferred Stock, Dividend Rate, Percentage
Short-term borrowing outstanding
Short-term debt
Short-Term Debt
Short-Term Debt, Total
Changes in Carrying Amount of Goodwill
Schedule of Goodwill [Table Text Block]
Credit Score760 To779 [Member]
Credit Score, 760-779 [Member]
Credit score, 760 to 779.
Credit Loss Status [Axis]
Due from the FRB
Due From Federal Reserve
A bank's interest bearing deposit account held at the Federal Reserve Bank.
Sale of treasury stock
Stock Issued During Period, Value, Treasury Stock Reissued
Pledged securities for deposits
Debt Securities, Available-for-Sale, Restricted
Total interest income
Interest and Dividend Income, Operating
Forward contracts [Member]
Forward Contracts [Member]
Financing Receivable, Originated, More than Five Years before Current Fiscal Year
Amortized Cost Basis by Origination Year Prior to 2022
Net interest income
Net interest income
Interest Income (Expense), Operating
Cycle Past Due 151 to 180 Days [Member]
Cycle Past Due 151 to 180 Days.
Loans
Total Past Due
Total Loans
Total Loans
Preferred securities maturity date range, start
Debt Instrument, Maturity Date Range, Start
Cash and due from banks
Business Combination, Recognized Asset Acquired, Cash and Cash Equivalent
Total held to maturity securities
Securities held to maturity (exclusive of allowance for credit losses)
Held to maturity securities
Amortized Cost
Allowance for credit losses on loans
Financing Receivable, Allowance For Credit Loss Excluding Held To Maturity
Financing receivable, allowance for credit loss excluding held to maturity.
Other [Member]
Consumer, Other [Member]
Long-Term Debt, Type [Domain]
Weighted Average Number of Shares Outstanding, Basic, Total
Weighted Average Number of Shares Outstanding, Basic
Weighted average common shares outstanding for basic earnings per share
Weighted average common shares outstanding -- basic
Recognition of goodwill
Branch acquisition
Goodwill, Acquired During Period
Schedule of Components of Investment Securities (Losses) Gains, Net
Gain (Loss) on Securities [Table Text Block]
Schedule of Components of Investment Securities Gains, Net
Amortized cost of available for sale securities transferred to held to maturity
Amortized Cost Of Available For Sale Securities Transferred To Held To Maturity
Amortized cost of available for sale securities transferred to held to maturity.
HELOC [Member]
Real Estate Heloc [Member]
Real estate HELOC.
Available For Sale Security [Member]
Available for sale security.
12 months or more, Unrealized Losses
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss
Segments
Segments [Axis]
Public Income Notes [Member]
Provision for off-balance sheet credit exposures
Provision
Off-Balance-Sheet, Credit Loss, Liability, Credit Loss Expense (Reversal)
Long-Term Debt, Total
Long-term debt
Long-Term Debt
Amount Outstanding
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total
Recognition of equity-based compensation
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition
Securities Sold under Agreements to Repurchase, Total
Total repurchase agreements
Securities Sold under Agreements to Repurchase
Payment of tax equity investment commitments
Payment of tax equity investment commitments.
Payment of tax equity investment commitments
Schedule of Other Securities
Schedule Of Other Securities Table [Text Block]
Schedule of other securities.
Total shareholders' equity
Beginning Balance
Ending Balance
Equity, Attributable to Parent
Preferred Stock, Par or Stated Value Per Share
Preferred stock, par value
Credit Score, 680-699 [Member]
Credit Score680 To699 [Member]
Credit score, 680 to 699.
Statement of Stockholders' Equity [Abstract]
Standby letters of credit
Standby Letters Of Credit
Amount of the contingent obligation under standby letters of credit.
Gross Unrealized Losses
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss
Name of acquired entity
Business Combination, Name of Acquiree
Total borrowed funds
Debt, Long-Term and Short-Term, Combined Amount
Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year
For the six months ending December 31, 2026
Series A Preferred Stock [Member]
Depositary Shares, Series A [Member]
Series A
Citywide Capital Trust III [Member]
Citywide Capital Trust III.
Non-owner-occupied [Member]
Commercial Real Estate Non Owner Occupied [Member]
Commercial real estate non-owner occupied.
Internal Credit Assessment
Internal Credit Assessment [Domain]
Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total
Premises and equipment, net
Treasury Stock, Common [Member]
Treasury Stock
Utilities [Member]
U S States And Political Subdivisions Utilities [Member]
US States and Political Subdivisions, Utilities.
Mortgage-backed securities, Fair Value
Debt Security, Mortgage-Backed, Available-for-Sale, Fair Value Disclosure
Beginning balance
Ending balance - ACL
Net loans
Allowance for credit losses on loans
Related Allowance for Credit Losses
Financing Receivable, Allowance for Credit Loss
Pre-tax gain on sale of common shares
Pre Tax Gain On Sale Of Common Shares
Pre-tax gain on sale of common shares.
Purchases
Payments To Acquire Equity Securities With Readily Determinable Fair Values
Payments to acquire equity securities with readily determinable fair values.
Fair Value Measurements
Fair Value Disclosures [Text Block]
Purchases
Payments to Acquire Held-to-Maturity Securities
Debt Securities Held To Maturity Credit Quality Indicator [Table]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Table]
Debt Instrument, Name [Domain]
Noncash disclosures:
Noncash Investing and Financing Items [Abstract]
Fair value adjustments, net
Equity Securities With Readily Determinable Fair Values Adjustments Net
Equity securities with readily determinable fair values adjustments net.
Business Combination, Effective Date of Acquisition
Acquisition date
U.S. Government and Other Public Deposit [Member]
Us Government And Other Public Deposit [Member]
Us Government and Other Public Deposit [Member]
Financing Receivable Allowance for Credit Losses Write Offs Originated Three Years Before Latest Fiscal Year
Financing receivable allowance for credit losses write offs originated three years before latest fiscal year.
Amortized Cost Basis by Origination Year 2023, Current period charge-offs
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Schedule of Unpaid Principal Balance And Fair Value of Loans Acquired [Table Text Block]
Schedule of unpaid principal balance and fair value of loans acquired.
Schedule of Unpaid Principal Balance and Fair Value of Loans Acquired in the HTLF Acquisitions
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]
Credit Rating, CCC-C [Member]
Moody's, C Rating [Member]
Credit Cards Portfolio [Member]
Credit Cards Portfolio Segment [Member]
Credit cards portfolio segment.
Fair value adjustments on derivatives [Member]
Fair Value Derivatives [Member]
Fair value derivatives.
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]
Other
Interest Income Expense Other
Interest income expense other.
Credit Rating, B [Member]
Moody's, B1 Rating [Member]
Due after 10 years, Fair Value
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10
Stock Issued During Period, Value, Other
Common stock issuance
Leases [Member]
Other Financing Leases [Member]
Other financing leases.
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, investment securities
Business combination, recognized identifiable assets acquired and liabilities assumed, current assets, investment securities.
Investment securities
Long-term debt
Business Combination, Recognized Liability Assumed, Long-Term Debt, Noncurrent
Treasury Stock, Value
Treasury Stock, Value, Total
Treasury stock, 2,718,257 and 2,705,134 shares, at cost, respectively
Business Combination, Recognized Liability Assumed, Liability [Abstract]
Liabilities
Related Party
Related and Nonrelated Parties [Axis]
Financing Receivable, Year One, Originated, Current Fiscal Year
Amortized Cost Basis by Origination Year 2026
Collateral Dependent Assets [Member]
Collateral Held [Axis]
Cash and Due from Banks, Total
Cash and due from banks
Cash and Due from Banks
Summary of Loan Classes and Aging of Past Due Loans
Financing Receivable, Past Due [Table Text Block]
Entity Address, City or Town
Entity Address, City or Town
Credit Score, 620-639 [Member]
Credit Score620 To639 [Member]
Credit score, 620 to 639.
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount
Observable upward price adjustments
Credit Score, 740-759 [Member]
Credit Score740 To759 [Member]
Credit score, 740 to 759.
Number of reportable segments
Number of Reportable Segments
Credit Score, 780-799 [Member]
Credit Score780 To799 [Member]
Credit score, 780 to 799.
Security Exchange Name
Security Exchange Name
Number of interest rate swaps
Number of Interest Rate Derivatives Held
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]
Proceeds from (Payments for) Federal Funds Sold and Securities Purchased under Agreements to Resell, Net, Total
Proceeds from (Payments for) Federal Funds Sold and Securities Purchased under Agreements to Resell, Net
Net decrease (increase) in fed funds sold and resell agreements
Interest Expense, Deposits, Total
Deposits
Interest Expense, Deposits
Change in unrealized gains and losses on debt securities
Change In Unrealized Holding Gains Net Of Realized Net Holding Gains
Change in unrealized holding gains, net of the reclassification adjustment for gains included in net income.
Date of merger
Business Combination, Date of Acquisition Agreement
NONINTEREST EXPENSE
Noninterest Expense [Abstract]
HTM [Member]
Held To Maturity Portfolio Segment [Member]
Held to maturity portfolio segment.
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Table Text Block]
Schedule of Amortized Cost Basis by Credit Rating of Held to Maturity Investment
Pre-modification loan balance
Financing Receivable Modifications Pre Modification Recorded Investment
Financing receivable modifications pre modification recorded investment.
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Income before income taxes
Securities available for sale:
Payment For Proceeds From Available For Sale Securities [Abstract]
Abstract relating payment for proceeds from available for sale securities.
Fair Value, Net Asset (Liability), Total
Net asset fair value
Fair Value, Net Asset (Liability)
Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Total
Federal funds and repurchase agreements
Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase
Trust Preferred Securities Subject to Mandatory Redemption [Member]
Trust Preferred Securities [Member]
Deposits:
Deposits [Abstract]
Gain (Loss) Recognized in OCI on Derivative
Change in unrealized gains and losses on derivative hedges, net
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax
Other [Member]
Other Financial Services [Member]
Other financial services.
Commitment to fund low-income housing tax credit investments
Commitment To Fund Low Income Housing Tax Credit Investments
Commitment to fund low-income housing tax credit investments.
Current [Member]
Financial Asset, Not Past Due [Member]
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Total
Cash and cash equivalents at beginning of period
Cash and cash equivalents at end of period
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation
Core Deposit Intangible Assets [Member]
Core Deposits [Member]
Total interest payments
Interest Paid, Excluding Capitalized Interest, Operating Activity
Measurement Basis
Measurement Basis [Axis]
Statistical Measurement
Statistical Measurement [Domain]
2 to 29 Days [Member]
Maturity Less than 30 Days [Member]
Proceeds from sale of Equity securities with readily determinable fair values.
Proceeds From Sale Of Equity Securities With Readily Determinable Fair Values
Sales
Document Period End Date
Document Period End Date
Impairment on available-for-sale security.
Impairment On Available For Sale Security
Impairment on one corporate available-for-sale security
Impairment of AFS security
Fair Value Hierarchy and NAV
Fair Value Hierarchy and NAV [Domain]
Collateralized loan obligations [Member]
Collateralized Loan Obligations [Member]
Stock Issued During Period, Value, Preferred Stock
Stock issued during period, value, preferred stock.
Preferred stock issuance
Revolving line of credit, commitment fee for unused portion
Line of Credit Facility, Commitment Fee Percentage
Gain (loss) on transfer of securities
Gain Loss On Transfer Of Securities
Gain (loss) on transfer of securities.
Consumer Cycle Delinquency [Member]
Consumer cycle delinquency.
Morrill Statutory Trust I [Member]
Morrill Statutory Trust I.
Credit Loss Status [Domain]
Interest rate based on SOFR
Debt Instrument, Description of Variable Rate Basis
Interest Rate
Other Securities Owned [Table]
Other Securities Owned [Table]
Other Securities Owned [Table]
Statement Of Financial Position [Abstract]
Credit Rating, AA [Member]
Moody's, A2 Rating [Member]
Restricted Stock Units [Member]
Restricted Stock Units (RSUs) [Member]
Collateralized loan obligations [Member]
Collateralized Debt Obligations [Member]
Assets
Business Combination, Recognized Asset Acquired, Asset [Abstract]
Losses realized on sales
Gross realized losses from securities
Gross realized losses
In-margin [Member]
In Margin [Member]
In-margin.
Class of Stock
Class of Stock [Axis]
Total Count
Total Count
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions
Subordinated Debt Two [Member]
Subordinated debt two.
Subordinated notes 2.75% [Member]
Accrued interest on securities held to maturity
Accrued Interest Receivable On Debt Securities Held To Maturity
Accrued interest receivable on debt securities held to maturity.
Derivatives not Designated as Hedging Instruments [Member]
Not Designated as Hedging Instrument [Member]
Financial Asset, Aging
Financial Asset, Aging [Domain]
Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
Total liabilities
Liabilities
Stock based compensation as consideration for HTLF acquisition
Stock based compensation as consideration for HTLF acquisition
Stock based compensation as consideration for acquisition
Financial Instruments
Financial Instruments [Domain]
Time deposits of $250,000 or more
Time Deposits250000 Or More
Time deposits, $250,000 or more.
Collateral dependent assets [Member]
Collateral Dependent Assets [Member]
Collateral Dependent Assets [Member]
Collateral dependent assets.
Due in 1 year or less, Amortized Cost
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Year One
Collateral Dependent Assets [Member]
Collateral Pledged [Member]
Investment Banking, Advisory, Brokerage, and Underwriting Fees and Commissions, Total
Trading and investment banking
Investment Banking, Advisory, Brokerage, and Underwriting Fees and Commissions
Due in 1 year or less, Fair Value
Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, Year One
Dividends, Total
Dividends
Dividends
Equity securities without readily determinable fair value, purchases of securities
Equity securities without readily determinable fair value, purchases of securities.
Purchases of securities
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) [Line Items]
Debt instrument, redemption period, start date
Debt Instrument, Redemption Period, Start Date
1-4 Family Construction [Member]
Commercial Real Estate One To Four Multi Family Construction [Member]
Commercial real estate 1 - 4 multi family construction.
Visa Inc. [Member]
Visa Inc [Member]
Visa Inc.
Finite-Lived Intangible Assets, Gross, Total
Gross carrying amount
Finite-Lived Intangible Assets, Gross
Less than 12 months, Unrealized Losses
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss
12 months or more, Count
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions
Weighted Average Number of Shares Outstanding, Diluted
Weighted average common shares for diluted earnings per share
Weighted average common shares outstanding -- diluted
Entity File Number
Securities Act File Number
Heartland Financial USA Inc [Member]
Heartland Financial USA, Inc.
Heartland Financial USA, Inc [Member]
Tier 1.
Tier 1 [Member]
Tier One [Member]
Marketing and Advertising Expense, Total
Marketing and business development
Marketing and Advertising Expense
Other Assets, Total
Other assets
Other Assets
Derivative Instruments, Gain (Loss) [Table Text Block]
Summary of Amount of Gain (Loss) Recognized in Other Noninterest Income in Consolidated Statements of Income Related to Derivative Assets and Liabilities
Credit Score, FICO
Credit Score, FICO [Domain]
Cover [Abstract]
Other securities
Other Securities Fair Value
Fair value of other investments not classified as trading, available-for-sale or held-to-maturity.
Schedule of Trading Securities and Other Trading Assets [Line Items]
Debt and Equity Securities, FV-NI [Line Items]
Debt and Equity Securities, Gain (Loss) [Abstract]
Investment securities gains, net
Schedule Of Sales Of Securities Available For Sale [Table Text Block]
Schedule of sales of securities available for sale.
Schedule of Sales of Securities Available for Sale
Loss Reclassified from AOCI into Earnings Excluded Component
Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), Adjustments, before Tax
Goodwill And Other Intangible Assets [Line Items]
Goodwill And Other Intangible Assets [Line Items]
Goodwill and other intangible assets.
Trust and Securities Processing [Member]
Fiduciary and Trust [Member]
Commercial letters of credit [Member]
Commercial Letters Of Credit [Member]
Commercial letters of credit.
Subordinated notes 3.70%, net of issuance costs [Member]
Subordinated notes 3.70% due 2030, net of issuance costs [Member]
Subordinated Debt [Member]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax
Less: Reclassification adjustment for net gains included in net income
Credit Card Payments Delinquency Period Beyond Which Payments Considered Significantly Delinquent
Credit card payments delinquency period beyond which payments considered significantly delinquent.
Credit card payments delinquency period beyond which payments considered significantly delinquent
Cycle Past Due 121 to 150 Days [Member]
Cycle Past Due 121 to 150 Days.
Financial Asset, Aging
Financial Asset, Aging [Axis]
Investments
Investments [Domain]
Derivative, Gain (Loss) on Derivative, Net, Total
Derivative, Gain (Loss) on Derivative, Net
Amount of Gain (Loss) Recognized
Derivative, Net Liability Position, Aggregate Fair Value
Derivatives in net liability position
Derivative Instruments And Hedging Activities Disclosures [Table]
Derivative Instruments and Hedging Activities Disclosures [Table]
U.S. Treasury [Member]
US Treasury Securities [Member]
Adjusted beginning balance
Financing Receivable Allowance For Credit Losses After Adjustment
Financing receivable allowance for credit losses after adjustment.
Business Segment Reporting
Segment Reporting Disclosure [Text Block]
Initial Allowance For Credit Loss At Acquisition
Initial allowance for credit loss at acquisition.
Initial allowance for credit loss at acquisition
Debt Securities, Held-to-Maturity, Past Due [Table Text Block]
Schedule of Aging of Past due Held to Maturity Securities
Credit Score, 820-839 [Member]
Credit Score820 To839 [Member]
Credit score, 820 to 839.
Series B Preferred Stock [Member]
Series B
Series B Preferred Stock [Member]
Reclassification from AOCI to interest
Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net
Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract]
Business Combination, Asset Acquisition, and Joint Venture Formation [Abstract]
Mortgage-Backed Securities [Member]
Mortgage-backed [Member]
Mortgage-backed [Member]
Credit Rating, AAA [Member]
Moody's, A3 Rating [Member]
Revolver Accounts
Revolver Accounts [Member]
Revolver accounts.
Standby letters of credit [Member]
Standby Letters of Credit [Member]
5+ Multi-family [Member]
Commercial Real Estate Five Plus Multi Family [Member]
Commercial real estate 5+ multi family.
Insurance fees and commissions
Insurance Commissions and Fees
Maturities, calls and principal repayments
Proceeds from Maturities, Prepayments and Calls of Held-to-Maturity Securities
Marquette Capital Trust III [Member]
Marquette Capital Trust III Subordinated Debentures 6.23% due 2036 [Member]
Marquette Capital Trust III Subordinated Debentures 6.51% [Member]
Marquette Capital Trust III [Member]
Short-Term Debt, Type [Domain]
Other intangibles, net
Finite-Lived Intangible Assets, Net, Ending Balance
Finite-Lived Intangible Assets, Net, Beginning Balance
Net carrying amount
Finite-Lived Intangible Assets, Net
Contractual or notional amount of off-balance sheet financial instruments
Notional Amount Of Off Balance Sheet Financial Instruments
Nominal or face amount used to calculate payments on off-balance sheet financial instruments.
Short-Term Debt, Type [Axis]
Consumer Real Estate Portfolio [Member]
Consumer Real Estate Portfolio Segment [Member]
Consumer real estate portfolio segment.
Amortized Cost of Collateral Dependent Assets with no related Allowance
Financing Receivable With No Related Allowance For Credit Losses
Financing receivable with no related allowance for credit losses.
Derivative Instruments Gain Loss By Hedging Relationship By Income Statement Location By Derivative Instrument Risk [Table]
Derivative Instruments, Gain (Loss) [Table]
Gain (Loss) on Disposition of Assets, Total
Gain (Loss) on Disposition of Assets
Losses on sales of assets
Modifications made to borrowers experiencing financial difficulty commitment to lend.
Modifications Made To Borrowers Experiencing Financial Difficulty Commitment To Lend
Modifications made to borrowers experiencing financial difficulty commitment to lend
Total liabilities assumed
Business Combination, Recognized Liability Assumed, Liability
Debt instrument, redemption, description
Debt Instrument, Redemption, Description
Payment of common stock issuance costs
Payment of Financing and Stock Issuance Costs
Payment of Financing and Stock Issuance Costs, Total
Bankcard Fees [Member]
Credit Card [Member]
Held-to-maturity Securities [Member]
Held-to-Maturity Securities [Member]
Common Stock, Shares, Outstanding, Ending Balance
Common Stock, Shares, Outstanding, Beginning Balance
Common stock, shares outstanding
Common Stock, Shares, Outstanding
Document Transition Report
Document Transition Report
Total securities held to maturity, Fair value
Held to Maturity, Fair value
Debt Securities, Held-to-Maturity, Fair Value
Securities held to maturity with an acquired fair value
Purchases of treasury stock
Payments for Repurchase of Common Stock
Increase Decrease In Trading Securities And Other Earning Assets
Increase Decrease In Trading Securities And Other Earning Assets
Net (increase) decrease in trading securities and other earning assets
Statement of Cash Flows [Abstract]
Federal Reserve Bank Term Funding Program 4.76% and 4.83% [Member]
Federal Reserve Bank Term Funding Program 4.70% due 2023 [Member]
Federal Reserve Bank Term Funding Program [Member]
Federal Reserve Bank Term Funding Program.
Financing Receivable Nonaccrual Status [Line Items]
Financing Receivable, Nonaccrual [Line Items]
Fair Value, Option, Changes in Fair Value, Gain (Loss)
Total Losses Recognized
Interest Rate Swap [Member]
Interest Rate Swap [Member]
Schedule Of Accounts Notes Loans And Financing Receivable [Table]
Accounts and Financing Receivables [Table]
Finite Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Net income
NET INCOME
Accounting Changes And Error Corrections [Abstract]
Debt and Equity Securities, Gain (Loss)
Gains on investment securities, net
Total investment securities gains, net
BVBC Capital Trust III [Member]
BVBC Capital Trust III.
Financing Receivable Allowance For Credit Losses Write Offs Originated Current Fiscal Year
Financing receivable allowance for credit losses write offs originated current fiscal year.
Amortized Cost Basis by Origination Year 2026, Current period charge-offs
Number of reasonable and supportable forecast period
Number Of Reasonable And Supportable Forecast Period
Number of reasonable and supportable forecast period.
Derivative, Number of Instruments Held
Derivative, Number of Instruments Held, Total
Derivative number of commodity swaps and option contracts
Provision for Loan, Lease, and Other Losses, Total
Provision for credit losses
Provision for Loan, Lease, and Other Losses
Derivatives, Fair Value [Line Items]
Derivatives, Fair Value [Line Items]
ASSETS
Assets [Abstract]
Morrill Statutory Trust II [Member]
Morrill Statutory Trust II.
FHLB Stock owned
Federal Home Loan Bank Stock
OCGI Statutory Trust IV [Member]
OCGI Statutory Trust IV.
Interest bearing amounts held at other financial institutions
Interest Bearing Other Accounts
Interest bearing other accounts.
Document Fiscal Year Focus
Document Fiscal Year Focus
Payments for Origination and Purchases of Loans Held-for-sale, Total
Originations of loans held for sale
Payment for Origination and Purchase, Loan, Held-for-Sale
Trust and securities processing
Trust And Securities Processing Income
Trust and securities processing income.
INVESTING ACTIVITIES
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]
Securities
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
Credit Score, 840+ [Member]
Credit Score Greater Than840 [Member]
Credit score, greater than 840.
Financing receivable revolving allowance for credit losses write offs.
Financing Receivable Revolving Allowance For Credit Losses Write Offs
Amortized Cost - Revolving Loans, Current period charge-offs
Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture, Total
Issuances of equity awards, net of forfeitures
Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture
Average assets
Average Assets
Amount of average assets attributed to the reportable segment.
Trading and Investment Banking [Member]
Trading And Investment Banking [Member]
Trading and investment banking.
Finite-Lived Intangible Asset, Expected Amortization, Year One
For the year ending December 31, 2027
Financial Asset Acquired with Credit Deterioration [Member]
PCD
Aggregate Amortization Expense Recognized
Finite-Lived Intangible Assets Amortization Expense [Table Text Block]
Maturity Overnight [Member]
Overnight [Member]
Other Liabilities, Total
Other liabilities
Other Liabilities
Business Acquisition Exchange Ratio On Common Stock
Business acquisition exchange ratio on common stock.
Business acquisition exchange ratio on common stock
Farmland [Member]
Commercial Real Estate Farmland [Member]
Commercial real estate farmland.
Fair Value Disclosures [Abstract]
Commitments And Contingencies Disclosure [Abstract]
Stock Issued During Period, Value, Acquisitions
Stock issuance for acquisition, net of issuance costs
Maturities, calls and principal repayments
Proceeds From Equity Securities Repayments And Calls Without Readily Determinable Fair Values
Proceeds from equity securities repayments and calls without readily determinable fair values.
Schedule of Assets Sold under Agreements to Repurchase [Table]
Asset Sold under Agreement to Repurchase [Table]
Net Income (Loss) Available to Common Stockholders, Basic
Net income available to common shareholders
NET INCOME AVAILABLE TO COMMON SHAREHOLDERS
Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less)
Net identifiable assets acquired
Letter of credit
Long-Term Line of Credit
Long-Term Line of Credit, Total
Debt Instrument [Axis]
Derivative Instrument
Derivative Instrument [Axis]
Debt Securities, Trading, Unrealized Gain (Loss), Total
Unrealized gain (loss) on trading securities
Debt Securities, Trading, Unrealized Gain (Loss)
Assets, Fair Value Disclosure
Assets, Fair Value Disclosure, Total
Assets measured at fair value
Credit Score, FICO
Credit Score, FICO [Axis]
Gain (Loss) on Sale of Loans and Leases, Total
Gains on sales of loans held for sale, net
Gain (Loss) on Sale of Loans and Leases
Derivatives
Derivatives, Policy [Policy Text Block]
Cycle Past Due 61 to 90 Days [Member]
Cycle Past Due 61 to 90 Days.
Debt Instrument, Fair Value Disclosure
Debt Instrument, Fair Value Disclosure, Total
Fair value of subordinated notes
Available-for-sale debt securities:
Debt Securities, Available-for-Sale, Gain (Loss) [Abstract]
Revenues
Revenues, Total
Net cash used in investing activities
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation
Federal Funds Purchased and Securities Sold under Agreements to Repurchase [Abstract]
Pass [Member]
Pass [Member]
Title of 12(b) Security
Title of 12(b) Security
Marquette Capital Trust II [Member]
Marquette Capital Trust II Subordinated Debentures 5.41% due 2036 [Member]
Marquette Capital Trust II Subordinated Debentures 6.89% [Member]
Marquette Capital Trust II [Member]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Commitments to extend credit under credit card loans [Member]
Commitments To Extend Credit Under Credit Card Loans [Member]
Commitments to extend credit under credit card loans.
Net Amortization of Intangibles and Fair Value Marks
Net amortization of intangibles and fair value marks.
Net amortization of intangibles and fair value marks
Derivatives and Hedging Activities
Derivative Instruments and Hedging Activities Disclosure [Text Block]
12 months or more, Count
Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions
Held to maturity securities continuous unrealized loss position 12 months or longer number of positions.
Due after 1 year through 5 years, Amortized Cost
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five
Less than 12 months, Count
Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Number Of Positions
Held to maturity securities continuous unrealized loss position less than 12 months number of positions.
Related Party
Related and Nonrelated Parties [Domain]
ACL related to AFS Securities
Debt Securities, Available-for-Sale, Allowance for Credit Loss, Ending Balance
Debt Securities, Available-for-Sale, Allowance for Credit Loss, Beginning Balance
Debt Securities, Available-for-Sale, Allowance for Credit Loss, Total
Interest Expense [Member]
Interest Expense [Member]
Held To Maturity Securities Net Of Allowance For Credit Losses
Held-to-maturity securities, net of allowance for credit losses.
Held to maturity, net of allowance for credit losses of $3,996 and $1,684, respectively (fair value of $5,239,447 and $5,250,465, respectively)
Credit Rating, A [Member]
Moody's, A1 Rating [Member]
Preferred securities maturity date range, end
Debt Instrument, Maturity Date Range, End
Due after 1 year through 5 years, Fair Value
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five
Changes in:
Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract]
Business acquisition, share price
Business Combination, Price Per Share
Purchase price per share of the Company's common stock
Commercial letters of credit
Letters of Credit Outstanding, Amount
Due after 1 year through 5 years, Fair Value
Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five
Time Deposits, Total
Time deposits
Time Deposits
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value, Recurring and Nonrecurring [Table]
Proceeds from (Payments for) in Interest-Bearing Deposits in Banks
Net decrease in interest-bearing balances due from other financial institutions
Marquette Financial Companies And HTLF [Member]
Marquette Financial Companies and HTLF.
Marquette Financial Companies And HTLF [Member]
Business Combination [Text Block]
Acquisition
Capital Surplus
Additional Paid-in Capital [Member]
Due after 5 years through 10 years, Fair Value
Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10
Fair Value, Measurement Frequency [Domain]
Measurement Frequency [Domain]
Income Statement Location
Statement of Income Location, Balance [Axis]
Trading Symbol
Trading Symbol
Schedule Of Finite Lived Intangible Assets [Table]
Intangible Asset, Finite-Lived [Table]
Due in 1 year or less, Amortized Cost
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One
Trust Preferred Securities [Member]
Trust Preferred Securities [Member]
Trust Preferred Securities [Member]
Changes in Intangible Assets
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Deposit acquired
Deposit Acquired
Deposit acquired.
Rollforward of Allowance for Credit/Loan Losses by Portfolio Segment
Financing Receivable, Allowance for Credit Loss [Table Text Block]
FINANCING ACTIVITIES
Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]
Fair Value Measurement, Recurring [Member]
Fair Value, Recurring [Member]
Mortgage-backed securities, Fair value
Debt Security, Mortgage-Backed, Held-to-Maturity, Fair Value Disclosure
Other [Member]
Other Financing Receivable [Member]
Other financing receivable.
Net accretion of premiums and discounts from acquisition
Net accretion of premiums and discounts from acquisition
Net accretion of premiums and discounts from acquisition.
Financing Receivable Portfolio Segment
Financing Receivable Portfolio Segment [Domain]
Marquette Capital Trust IV [Member]
Marquette Capital Trust IV Subordinated Debentures 6.37% due 2036 [Member]
Marquette Capital Trust IV Subordinated Debentures 6.81% [Member]
Marquette Capital Trust IV [Member]
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain]
Total securities income
Interest and Dividend Income, Securities, Operating
Watch-Pass [Member]
Watch Pass [Member]
Watch pass.
Securities or Other Assets Sold under Agreements to Repurchase [Axis]
Securities or Other Assets Sold under Agreements to Repurchase [Axis]
Less than 12 months, Fair Value
Held to Maturity Securities Continuous Unrealized Loss Positions Less Than Twelve Months Fair Value
Held to maturity securities continuous unrealized loss positions less than twelve months fair value.
Accumulated Other Comprehensive Income (Loss)
Equity Components [Axis]
Other Borrowings
Other borrowings
Total Fair Value
Held to Maturity Securities Continuous Unrealized Loss Positions Fair Value
Held to maturity securities continuous unrealized loss positions fair value.
Amortized Cost - Revolving Loans
Financing Receivable, Revolving
Credit Score, 600-619 [Member]
Credit Score600 To619 [Member]
Credit score, 600 to 619.
Gross Unrealized Losses and Fair Value of Investment Securities Held to Maturity
Debt Securities, Held-to-Maturity [Table Text Block]
Equity Component
Equity Component [Domain]
Asset Class [Axis]
Asset Class [Axis]
Payments to acquire equity securities without readily determinable fair values.
Purchases
Payments To Acquire Equity Securities Without Readily Determinable Fair Values
Consumer [Member]
Consumer Credit Card [Member]
Consumer credit card.
Sheboygan Statutory Trust I [Member]
Sheboygan Statutory Trust I.
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill and Intangible Assets Disclosure [Abstract]
Transactor Accounts [Member]
Transactor Accounts [Member]
Transactor accounts.
Total securities
Investments
Other
Other Noninterest Expense
Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block]
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed
Bank-owned life insurance
Bank Owned Life Insurance
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Loans
Business combination recognized identifiable assets acquired and liabilities assumed loans.
Fair value of Non-PCD
Fair Value
Interest Income, Federal Funds Sold and Securities Purchased under Agreements to Resell, Total
Federal funds and resell agreements
Interest Income, Federal Funds Sold and Securities Purchased under Agreements to Resell
Business Combination [Axis]
Due after 5 years through 10 years, Amortized Cost
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10
Trading Activity, by Type [Domain]
Trading Activity, by Type [Domain]
Noninterest-bearing deposits
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Noninterest Bearing Deposits
Business combination recognized identifiable assets acquired and liabilities assumed noncurrent liabilities noninterest bearing deposits.
Depreciation, Depletion and Amortization, Nonproduction, Total
Depreciation and amortization
Depreciation, Depletion and Amortization, Nonproduction
Net loans
Financing Receivable, after Allowance for Credit Loss
Type of Borrower [Axis]
Statement of Comprehensive Income [Abstract]
CBNM Capital Trust I [Member]
CBNM Capital Trust I.
Credit Score, 800-819 [Member]
Credit Score800 To819 [Member]
Credit score, 800 to 819.
Accrued income
Increase (Decrease) in Accrued Investment Income Receivable
Maximum [Member]
Maximum [Member]
Derivatives Designated as Hedging Instruments [Member]
Designated as Hedging Instrument [Member]
Statistical Measurement
Statistical Measurement [Axis]
Net cash activity from acquisitions and divestitures
Payments To Proceeds From Acquisition And Divestitures
Payments to proceeds from acquisition and divestitures.
Accumulated amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Common Stock, Value, Issued
Common stock, $1.00 par value; 160,000,000 shares authorized; 78,665,809 shares issued, 75,947,552 and 75,960,675 shares outstanding, respectively
BVBC Capital Trust II [Member]
BVBC Capital Trust II.
Fair value hedges reclassification from AOCI to interest
Interest Rate Fair Value Hedge Gain (Loss) Reclassified from Accumulated O C I into Interest Income During Period
Interest rate fair value hedge gain (loss) reclassified from accumulated accumulated other comprehensive income into interest income during period.
Transfer of loans to other repossessed assets
Transfer of loans to other repossessed assets.
Transfer of loans to other repossessed assets
Letter of credit, expiration date
Line of Credit Facility, Expiration Date
Derivatives
Derivative Asset, Current
Schedule Of Financing Receivable Allowance For Credit Losses [Table]
Financing Receivable, Allowance for Credit Loss [Table]
OCGI Statutory Trust III [Member]
OCGI Statutory Trust III.
Gains realized on sales
Gross realized gains from securities
Gross realized gains
Amortization of net unrealized loss on securities transferred from available-for-sale to held-to-maturity
OCI, Debt Securities, Available-for-Sale, Transfer to Held-to-Maturity, Adjustment from AOCI for Amortization of Gain (Loss), before Tax
Less: Preferred dividends
Preferred Stock Dividends, Income Statement Impact
Accrued Liabilities, Total
Accrued expenses and taxes
Accrued Liabilities
Amortization of debt issuance costs
Amortization of Debt Issuance Costs
Estimated Amortization Expense of Intangible Assets
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date
PCD allowance for credit loss at acquisition
PCD ACL at acquisition
PCD ACL at acquisition
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price
Fair value of PCD Loans
Fair value of PCD Loans
Preferred Stock, Shares Authorized
Preferred stock, shares authorized
Finite-Lived Intangible Assets by Major Class
Finite-Lived Intangible Assets by Major Class [Axis]
Due after 10 years, Fair Value
Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value
Principal of PCD loans acquired
Schedule of Debt [Table Text Block]
Components of Borrowed Funds
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss, Total
Total Unrealized Losses
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss
Credit Rating, Moody's
Credit Rating, Moody's [Axis]
Underlying Asset Class
Underlying Asset Class [Axis]
Debt Security Category
Debt Security Category [Axis]
Interest-Bearing Deposit Liabilities, Total
Interest-bearing demand and savings
Interest-Bearing Deposit Liabilities
Total, Fair Value
Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Fair Value
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Revenue Recognition
Revenue from Contract with Customer [Text Block]
Business Combination [Table]
Entity Registrant Name
Entity Registrant Name
Borrowed Funds
Debt Disclosure [Text Block]
Gross Unrealized Losses
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax
Finite-Lived Intangible Asset, Expected Amortization, Year Two
For the year ending December 31, 2028
Commitments to extend credit for loans (excluding credit card loans) [Member]
Commitments To Extend Credit For Loans Excluding Credit Card Loans [Member]
Commitments to extend credit for loans (excluding credit card loans).
12 months or more, Unrealized Losses
Held to Maturity Securities Continuous Unrealized Loss Positions 12 Months or Longer Accumulated Loss
Held to maturity securities continuous unrealized loss positions 12 months or longer accumulated loss.
Provision Expense Related to Acquisition
Provision expense related to acquisition.
Provision expense related to acquisition
Credit Score, 640-659 [Member]
Credit Score640 To659 [Member]
Credit score, 640 to 659.
Finite-Lived Intangible Asset, Expected Amortization, Year Three
For the year ending December 31, 2029
Income Tax Expense (Benefit), Total
Income tax expense
Income Tax Expense (Benefit)
Income tax expense (benefit)
ACL for off-balance sheet credit exposures
Beginning balance - ACL on off-balance sheet
Ending balance - ACL on off-balance sheet
Off-Balance-Sheet, Credit Loss, Liability
Measurement Frequency [Axis]
Measurement Frequency [Axis]
Dividends
Dividends, per share
Dividends per common share
Other securities
Other Investments
Other Investments, Total
Heartland Financial Statutory Trust IV [Member]
Heartland Financial Statutory Trust IV.
Supplies and services
Supplies Expense
Proceeds from Issuance of Common Stock
Common stock issuance
Proceeds from Life Insurance Policy
Proceeds from bank-owned and company-owned life insurance death benefit
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
U S States And Political Subdivisions [Member]
State and political subdivisions [Member]
Accumulated other comprehensive loss, net
Accumulated Other Comprehensive Income (Loss), Net of Tax, Total
Accumulated Other Comprehensive Income (Loss), Net of Tax
Consolidation Items [Axis]
Interest-bearing deposits
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Interest Bearing Deposits
Business combination recognized identifiable assets acquired and liabilities assumed noncurrent liabilities interest bearing deposits.
Commercial Real Estate Portfolio [Member]
Commercial Real Estate Portfolio Segment [Member]
Business combination, recognized identifiable assets acquired and liabilities assumed, noncurrent liabilities, fair value of long-term debt.
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Fair Value Of Longterm Debt
Long-term debt acquired at fair value
Payments to Acquire Property, Plant, and Equipment, Total
Payments to Acquire Property, Plant, and Equipment
Net purchases of premises and equipment
Gain (Loss) on Investments, Total
Gain (Loss) on Investments
Investment securities gains, net
Class of Financing Receivable, Type of Borrower [Domain]
Total assets
Assets
Loan acquired
Loan Acquired During Period
Loan acquired during the period.
Performing Financing Receivable [Member]
Performing [Member]
Class of Financing Receivable
Class of Financing Receivable [Domain]
Income Statement [Abstract]
Legal and consulting
Legal Fees
Deferred Income Tax Expense (Benefit), Total
Deferred Income Tax Expense (Benefit)
Deferred income tax expense
Wealth Customer List
Wealth customer list.
Wealth customer list
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Interest Bearing Due From Banks
Business combination recognized identifiable assets acquired and liabilities assumed interest bearing due from banks.
Interest-bearing due from banks
Business Combination [Abstract]
Summary of Amortized Cost Balance of Each of Loan Classes Disaggregated by Collateral Type and Origination Year
Summary Of Amortized Cost Of Loans By Loan Segments And Related Collateral Table [Text Block]
Summary of amortized cost of loans by loan segments and related collateral.
Notional Amount of Off-Balance Sheet Financial Instruments
Schedule Of Notional Amount Of Off Balance Sheet Financial Instruments [Text Block]
Tabular disclosure of information related to the notional amount of off-balance sheet financial instruments.
Earnings Per Share, Diluted, Total
Net income – diluted
Earnings Per Share, Diluted
Net income per common share - diluted
Nonaccrual Loans
Financing Receivable, Nonaccrual
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Schedule of Business Segment Financial Results
Operating Segments [Member]
Service Charges On Deposit Accounts [Member]
Deposit Account [Member]
Common dividends
Dividends, Common Stock, Total
Dividends, Common Stock
City Area Code
City Area Code
Trading Activity [Axis]
Trading Activity [Axis]
Other Comprehensive Income (Loss), Net of Tax
Other comprehensive (loss) income
Other comprehensive (loss) income
Provision
Financing Receivable, Credit Loss, Expense (Reversal)
Leases and Other Portfolio [Member]
Leases And Other Portfolio Segment [Member]
Leases and other portfolio segment.
Credit Score, Less than 600 [Member]
Credit Score Less Than600 [Member]
Credit score, less than 600.
Total - Loans [Member]
Loans Portfolio Segment [Member]
Loans portfolio segment.
Deposits
Total deposits
Increase Decrease In Demand And Savings Deposits
Increase decrease in demand and savings deposits.
Net (decrease) increase in demand and savings deposits
Gross Unrealized Losses and Fair Value of Investment Securities Available for Sale
Schedule of Unrealized Loss on Investment [Table Text Block]
chedule of unrealized loss on investment.
Subordinated notes, issued
Debt Instrument, Face Amount
Other segment items
Other Segment Items
Other segment items.
Total Past Due [Member]
Financial Asset, Past Due [Member]
Business Combination [Line Items]
Fair Value Hedging [Member]
Fair Value Hedging [Member]
Factoring Loan [Member]
Factoring [Member]
Factoring Loans [Member]
Factoring loans.
Interest and Fee Income, Loans and Leases, Total
Loans
Interest and Fee Income, Loans and Leases
30 to 90 Days [Member]
Maturity 30 to 90 Days [Member]
Interest Rate Floor [Member]
Interest Rate Floor [Member]
Amortized Cost - Revolving Loans Converted to Term Loans
Financing Receivable, Revolving, Converted to Term Loan
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net of Allowance for Credit Losses on Loans
Business combination recognized identifiable assets acquired and liabilities assumed net of allowance for credit losses on loans.
Loans, net of allowance for credit losses on loans
Loans acquired from HTLF
Gain (Loss) Recognized in OCI Included Component
Gain Loss Recognized In Other Comprehensive Income Included Component On Derivative Before Reclassification And Tax
Gain (loss) recognized in other comprehensive income included component on derivative before reclassification and tax.
Overdrafts [Member]
Overdrafts [Member]
Overdrafts.
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Owner-occupied [Member]
Commercial Real Estate Owner Occupied [Member]
Commercial real estate owner occupied.
Financing receivable allowance for credit losses write offs originated five or more years before latest fiscal year.
Financing Receivable Allowance For Credit Losses Write Offs Originated Five Or More Years Before Latest Fiscal Year
Amortized Cost Basis by Origination Year Prior to 2022, Current period charge-offs
Letter of Credit [Member]
Letter of Credit [Member]
Securities:
Investments [Abstract]
Cash and cash equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Company's common shares issued
Business Combination, Consideration Transferred, Equity Interest
Derivatives
Derivative Liability, Current
Equity securities with readily determinable fair values:
Payments For Proceeds From Equity Securities With Readily Determinable Fair Values [Abstract]
Abstract representing payments for proceeds from equity securities with readily determinable fair values.
Total Unrealized Losses
Held to Maturity Securities Continuous Unrealized Loss Positions Accumulated Loss, Total
Held to Maturity Securities Continuous Unrealized Loss Positions Accumulated Loss
Held to maturity securities continuous unrealized loss positions accumulated loss.
Property, Plant and Equipment, Net, Total
Premises and equipment, net
Property, Plant and Equipment, Net
First Lien: 1-4 Family [Member]
Real Estate First Lien One To Four Family [Member]
Real estate first lien 1 - 4 family.
Sales
Equity Securities Without Readily Determinable Sales
Equity securities without readily determinable sales.
Retained Earnings
Retained Earnings [Member]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax
Gain (Loss) Reclassified from AOCI into Earnings
Less: Reclassification adjustment for net (gains) losses included in net income
Equity Securities Without Readily Determinable Fair Values [Member]
Equity Securities Without Readily Determinable Fair Values [Member]
Equity securities without readily determinable fair values.
Share-Based Payment Arrangement, Noncash Expense, Total
Equity-based compensation
Share-Based Payment Arrangement, Noncash Expense
Other
Noninterest Income, Other Operating Income
Junior Lien: 1-4 Family [Member]
Real Estate Junior Lien One To Four Family [Member]
Real estate junior lien 1 - 4 family.
30-89 Days Past Due and Accruing [Member]
Financing Receivables30 To89 Days Past Due [Member]
Financing receivables 30 To 89 days past due.
Less than 12 months, Fair Value
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Inputs, Level 1 [Member]
Heartland Financial Statutory Trust VII [Member]
Heartland Financial Statutory Trust VII.
Cash Provided by (Used in) Financing Activity, Including Discontinued Operation
Net cash (used in) provided by financing activities
Commitments and Contingencies Disclosure [Table]
Commitments And Contingencies Disclosure [Table]
Commitments and contingencies disclosure.
Collateral Held
Collateral Held [Domain]
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year
Amortized Cost Basis by Origination Year 2023
Equity securities without readily determinable fair value, sales of securities and other activity
Equity securities without readily determinable fair value, sales of securities and other activity.
Sales of securities and other activity
Sales of securities and other activity
Due after 5 years through 10 years, Fair Value
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10
Total
Investments, Fair Value Disclosure
Trading - other [Member]
Other Trading [Member]
Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), before Adjustments and Tax
Gain (Loss) Recognized in OCI Excluded Component
Loss Recognized in OCI Excluded Component
Derivative Contract
Derivative Contract [Domain]
Credit Score, 660-679 [Member]
Credit Score660 To679 [Member]
Credit score, 660 to 679.
FRB and FHLB stock [Member]
Federal Reserve Bank And Federal Home Loan Bank Stock [Member]
Federal Reserve Bank And Federal Home Loan Bank Stock [Member]
Other Repossessed Assets [Member]
Other repossessed assets.
Other repossessed assets [Member]
Equity Securities without Readily Determinable Fair Value [Table Text Block]
Schedule of Changes in Equity Securities Without Readily Determinable Fair Values
Debt Securities Held To Maturity Credit Quality Indicator [Line Items]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Corporates [Member]
Corporate Debt Securities [Member]
Debt Securities, Available-for-Sale [Table]
Entity Interactive Data Current
Entity Interactive Data Current
Income Statement Location
Statement of Income Location, Balance [Domain]
Financing receivable allowance for credit losses write offs originated four years before latest fiscal year.
Financing receivable allowance for credit losses write offs originated four years before latest fiscal year
Amortized Cost Basis by Origination Year 2022, Current period charge-offs
Total Count
Total Count
Held To Maturity Securities Unrealized Loss Position Number Of Positions
Held to maturity securities unrealized loss position number of positions.
Fair Value Measurement
Fair Value Measurement [Domain]
Equity securities with readily determinable fair values
Equity Securities With Readily Determinable Fair Values
Equity securities with readily determinable fair values.
OPERATING ACTIVITIES
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]
New Accounting Pronouncements
Accounting Standards Update and Change in Accounting Principle [Text Block]
Total
Commitments, Fair Value Disclosure
Summary Of Significant Accounting Policies [Line Items]
Summary Of Significant Accounting Policies [Line Items]
Summary Of Significant Accounting Policies [Line Items]
Amortization of securities premiums, net of discount accretion
Accretion (Amortization) of Discounts and Premiums, Investments
Institutional Banking [Member]
Institutional Banking [Member]
Institutional banking.
Business acquisition, shares issuable
Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares
Business acquisition, all-stock transaction shares issued
Net Carrying Amount
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss
Credit Score, 720-739 [Member]
Credit Score720 To739 [Member]
Credit score, 720 to 739.
Entity Tax Identification Number
Entity Tax Identification Number
Repurchase Agreements and Similar Transactions, Maturity Periods
Repurchase Agreements and Similar Transactions, Maturity Periods [Domain]
Equipment
Equipment Expense
Long-Term Debt, Type [Axis]
Net Accretion of Fair Value Marks
Net accretion of fair value marks.
Net accretion of fair value marks
Less than 12 months, Count
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions
Summary of Amortized Cost Balance by Collateral Type and Risk Rating
Summary Of Amortized Cost Balance By Collateral Type And Risk Rating Table [Text Block]
Summary of amortized cost balance by collateral type and risk rating.
Maturities, calls and principal repayments
Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale
Financial Statement Presentation
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
Occupancy, net
Occupancy, Net
Business Acquisition of HTLF
Business acquisition of htlf.
Acquisition of HTLF
Loans and Allowance for Credit Losses
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
Local Phone Number
Local Phone Number
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance, Ending Balance
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance, Beginning Balance
Loans held for sale
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance
Loans (exclusive of allowance for credit losses)
Loans And Leases Receivable Gross Carrying Amount Included Loans Held For Sale
Loans and leases receivable gross carrying amount included loans held for sale.
Credit Score, 700-719 [Member]
Credit Score700 To719 [Member]
Credit score, 700 to 719.
Commitments to extend credit for securities purchased under agreements to resell [Member]
Commitments To Extend Credit For Securities Purchased Under Agreements To Resell [Member]
Commitments to extend credit for securities purchased under agreements to resell.
Common stock issuance costs
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs
Total noninterest expense
Noninterest expense
Noninterest Expense
Federal Reserve Discount Window 4.70% due 2023 [Member]
Federal Reserve Discount Window [Member]
Federal Reserve Discount Window [Member]
Federal Reserve Discount Window 4.76% and 4.83% [Member]
Accounting Policies [Abstract]
Consumer Credit Score [Member]
Consumer credit score.
Disaggregation Of Revenue [Line Items]
Disaggregation of Revenue [Line Items]
Revenue Scope of ASC 606
Revenue from Contract with Customer, Excluding Assessed Tax
Derivative Liability, Current, Statement of Financial Position [Extensible Enumeration]
Broker-Dealer [Abstract]
Company-owned life insurance
Life Insurance, Corporate or Bank Owned, Amount
Class of Stock
Class of Stock [Domain]
Salaries and employee benefits
Labor and Related Expense
Cash, Cash Equivalents, and Short-Term Investments, Total
Cash and short-term investments
Cash, Cash Equivalents, and Short-Term Investments
Bankcard expenses
Revenue (Expense) out of Scope of ASC 606
Revenue Not from Contract with Customer
Out-of-margin [Member]
Out Of Margin [Member]
Out-of-margin.
Entity Emerging Growth Company
Entity Emerging Growth Company
Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less), and Goodwill
Net assets acquired
Net assets acquired
Chief administrative officer.
Bank's chief executive officer.
Bank's Chief Executive Officer Member
Chief Administrative Officer Member