$HTLF
HEARTLAND FINANCIAL USA INC Stock $htlf

$htlf Overview Financials Valuation SEC Filings Company Website

2024 Q4 Form 10-Q Financial Statement

#000092011224000200 Filed on November 08, 2024

Income Statement

Concept	2024 Q4	2024 Q3
Revenue		$253.8M
YoY Change		3.41%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization		$4.352M
YoY Change		-12.96%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense
YoY Change
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income		$84.69M
YoY Change		37.54%
Income Tax		$20.53M
% Of Pretax Income		24.25%
Net Earnings		$62.14M
YoY Change		29.21%
Net Earnings / Revenue		24.48%
Basic Earnings Per Share		$1.45
Diluted Earnings Per Share		$1.44
COMMON SHARES
Basic Shares Outstanding	42.89M shares	42.88M shares
Diluted Shares Outstanding		43.20M shares

Balance Sheet

Concept	2024 Q4	2024 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments		$4.646B
YoY Change		-20.32%
Cash & Equivalents		$588.4M
Short-Term Investments		$4.057B
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment		$155.1M
YoY Change		-15.98%
Goodwill		$576.0M
YoY Change		0.0%
Intangibles		$14.16M
YoY Change		-29.31%
Long-Term Investments
YoY Change
Other Assets		$9.864M
YoY Change		228.8%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets		$18.27B
YoY Change		-9.23%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses		$259.2M
YoY Change		-40.97%
Deferred Revenue
YoY Change
Short-Term Debt		$546.2M
YoY Change		39.12%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities		$805.4M
YoY Change		67.79%
LONG-TERM LIABILITIES
Long-Term Debt		$373.3M
YoY Change		0.36%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities		$373.3M
YoY Change		0.36%
TOTAL LIABILITIES
Total Short-Term Liabilities		$805.4M
Total Long-Term Liabilities		$373.3M
Total Liabilities		$16.13B
YoY Change		-11.87%
SHAREHOLDERS EQUITY
Retained Earnings		$1.252B
YoY Change		2.08%
Common Stock		$1.142B
YoY Change		0.95%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity		$2.140B
YoY Change
Total Liabilities & Shareholders Equity		$18.27B
YoY Change		-9.23%

Cashflow Statement

Concept	2024 Q4	2024 Q3
OPERATING ACTIVITIES
Net Income		$62.14M
YoY Change		29.21%
Depreciation, Depletion And Amortization		$4.352M
YoY Change		-12.96%
Cash From Operating Activities		$136.6M
YoY Change		-35.67%
INVESTING ACTIVITIES
Capital Expenditures		-$1.566M
YoY Change		-158.0%
Acquisitions
YoY Change
Other Investing Activities		$245.1M
YoY Change		-861.28%
Cash From Investing Activities		$246.7M
YoY Change		-808.9%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities		-168.9M
YoY Change		-26.48%
NET CHANGE
Cash From Operating Activities		136.6M
Cash From Investing Activities		246.7M
Cash From Financing Activities		-168.9M
Net Change In Cash		214.4M
YoY Change		-511.61%
FREE CASH FLOW
Cash From Operating Activities		$136.6M
Capital Expenditures		-$1.566M
Free Cash Flow		$138.2M
YoY Change		-34.1%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0000920112
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2024-09-30
	dei	Entity Address City Or Town EntityAddressCityOrTown	Denver
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2024Q3	htlf	Marketable Securities Amortized Cost Basis MarketableSecuritiesAmortizedCostBasis	4395743000	usd
CY2023Q4	htlf	Marketable Securities Amortized Cost Basis MarketableSecuritiesAmortizedCostBasis	5100344000	usd
CY2024Q3	us-gaap	Marketable Securities MarketableSecurities	4057335000	usd
CY2023Q4	us-gaap	Marketable Securities MarketableSecurities	4646891000	usd
CY2023Q4	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	91277000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	12068645000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	122566000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	11946079000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	177001000	usd
CY2023Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	12548000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	576005000	usd
CY2023Q4	htlf	Intangible Assets Net Excluding Goodwill And Servicing Rights IntangibleAssetsNetExcludingGoodwillAndServicingRights	18415000	usd
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	505136000	usd
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	168948000	usd
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	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	10244000	usd
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	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	761145000	usd
CY2024Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	82976000	usd
CY2023Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	92744000	usd
CY2024Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	157897000	usd
CY2023Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	145756000	usd
CY2024Q3	htlf	Financing Receivable And Off Balance Sheet Liability Credit Loss Provision FinancingReceivableAndOffBalanceSheetLiabilityCreditLossProvision	6276000	usd
CY2023Q3	htlf	Financing Receivable And Off Balance Sheet Liability Credit Loss Provision FinancingReceivableAndOffBalanceSheetLiabilityCreditLossProvision	1516000	usd
CY2024Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	151621000	usd
CY2023Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	144240000	usd
CY2024Q3	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	111000	usd
CY2023Q3	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	278000	usd
CY2024Q3	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	-9520000	usd
CY2023Q3	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	-114000	usd
CY2024Q3	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	377000	usd
CY2023Q3	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	13000	usd
CY2024Q3	us-gaap	Gain Loss On Sale Of Notes Receivable GainLossOnSaleOfNotesReceivable	0	usd
CY2023Q3	us-gaap	Gain Loss On Sale Of Notes Receivable GainLossOnSaleOfNotesReceivable	905000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	3042000	usd
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2489000	usd
	us-gaap	Noninterest Income NoninterestIncome	90875000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	186510000	usd
	us-gaap	Occupancy Net OccupancyNet	20338000	usd
	us-gaap	Equipment Expense EquipmentExpense	8698000	usd
	us-gaap	Professional Fees ProfessionalFees	41607000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	9627000	usd
	us-gaap	Advertising Expense AdvertisingExpense	6670000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5128000	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-984000	usd
	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	2149000	usd
	us-gaap	Restructuring Charges RestructuringCharges	5994000	usd
	htlf	Partnership Investment In Tax Credit Projects PartnershipInvestmentInTaxCreditProjects	1828000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	46307000	usd
	us-gaap	Noninterest Expense NoninterestExpense	331542000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	194464000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	44181000	usd
	us-gaap	Net Income Loss NetIncomeLoss	150283000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	6038000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	144245000	usd
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.38
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.37
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.90
	us-gaap	Net Income Loss NetIncomeLoss	150283000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-106378000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-1370000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-8388000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-30748000	usd
	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	-8401000	usd
	htlf	Oci Debt Securities Held To Maturity Gain Loss After Adjustment And Tax OCIDebtSecuritiesHeldToMaturityGainLossAfterAdjustmentAndTax	5939000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	1952000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-638000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	613000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	1977000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	127451000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	331196000	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	347995000	usd
	us-gaap	Net Income Loss NetIncomeLoss	150283000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	6038000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	144245000	usd
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	42681000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	89000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	42770000	shares
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.38
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.37
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2024
	dei	Local Phone Number LocalPhoneNumber	285-9200
	dei	Entity Shell Company EntityShellCompany	false
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CY2024Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	588394000	usd
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CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	11334120000	usd
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	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	445100000	usd
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	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Amendment Flag AmendmentFlag	false
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	80202
	dei	City Area Code CityAreaCode	303
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	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	42-1405748
	dei	Entity Address Address Line1 EntityAddressAddressLine1	1800 Larimer Street, Suite 1800
	dei	Entity Address State Or Province EntityAddressStateOrProvince	CO
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	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	18990000	usd
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CY2023Q3	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	1167000	usd
CY2024Q3	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	5543000	usd
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CY2024Q3	us-gaap	Noninterest Income NoninterestIncome	18992000	usd
CY2023Q3	us-gaap	Noninterest Income NoninterestIncome	28383000	usd
CY2024Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	62742000	usd
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CY2024Q3	us-gaap	Occupancy Net OccupancyNet	6318000	usd
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CY2024Q3	us-gaap	Equipment Expense EquipmentExpense	2062000	usd
CY2024Q3	us-gaap	Professional Fees ProfessionalFees	17448000	usd
CY2023Q3	us-gaap	Professional Fees ProfessionalFees	13616000	usd
CY2024Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	3035000	usd
CY2023Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	3313000	usd
CY2024Q3	us-gaap	Advertising Expense AdvertisingExpense	1937000	usd
CY2023Q3	us-gaap	Advertising Expense AdvertisingExpense	1633000	usd
CY2024Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1345000	usd
CY2023Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1625000	usd
CY2024Q3	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-395000	usd
CY2023Q3	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-481000	usd
CY2024Q3	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	26419000	usd
CY2024Q3	us-gaap	Restructuring Charges RestructuringCharges	2026000	usd
CY2023Q3	us-gaap	Restructuring Charges RestructuringCharges	2429000	usd
CY2023Q3	htlf	Partnership Investment In Tax Credit Projects PartnershipInvestmentInTaxCreditProjects	1136000	usd
CY2024Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	14816000	usd
CY2023Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	15292000	usd
CY2024Q3	us-gaap	Noninterest Expense NoninterestExpense	85927000	usd
CY2023Q3	us-gaap	Noninterest Expense NoninterestExpense	111053000	usd
CY2023Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	61570000	usd
CY2024Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20533000	usd
CY2023Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	13479000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	64153000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	48091000	usd
CY2024Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	2013000	usd
CY2023Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	2013000	usd
CY2024Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	62140000	usd
CY2023Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	46078000	usd
CY2024Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.45
CY2023Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.08
CY2024Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.44
CY2023Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.08
CY2024Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	64153000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	48091000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	104064000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-128987000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	59000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	19715000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-22943000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	59274000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-69741000	usd
CY2023Q3	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	-2893000	usd
CY2024Q3	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax	-676000	usd
CY2023Q3	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax	-709000	usd
CY2024Q3	htlf	Oci Debt Securities Held To Maturity Gain Loss After Adjustment And Tax OCIDebtSecuritiesHeldToMaturityGainLossAfterAdjustmentAndTax	2031000	usd
CY2023Q3	htlf	Oci Debt Securities Held To Maturity Gain Loss After Adjustment And Tax OCIDebtSecuritiesHeldToMaturityGainLossAfterAdjustmentAndTax	2184000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	0	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	0	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	247000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	63000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	-60000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	-22000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-187000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-41000	usd
CY2023Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-19507000	usd
CY2024Q3	us-gaap	Income Loss From Affordable Housing Projects Equity Method Investments IncomeLossFromAffordableHousingProjectsEquityMethodInvestments	55000	usd
	us-gaap	Income Loss From Affordable Housing Projects Equity Method Investments IncomeLossFromAffordableHousingProjectsEquityMethodInvestments	164000	usd
CY2024Q3	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	22117000	usd
CY2023Q4	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	21056000	usd
CY2023Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	44457000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	128872000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	803000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	744000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	11946079000	usd
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	48.79
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	806	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	48.79
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	5161	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	48.79
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	52099	shares
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	48.79
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	12418	shares
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	48.79
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Entity Registrant Name EntityRegistrantName	HEARTLAND FINANCIAL USA, INC.
CY2024Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	546219000	usd
CY2023Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	622255000	usd
CY2024Q3	us-gaap	Long Term Debt LongTermDebt	373324000	usd
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	372396000	usd
CY2024Q3	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	259161000	usd
CY2023Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	282225000	usd
CY2024Q3	us-gaap	Liabilities Liabilities	16131920000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	17478590000	usd
CY2024Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2024Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2024Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	42883865	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	42688008	shares
CY2024Q3	us-gaap	Common Stock Value CommonStockValue	42884000	usd
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	42688000	usd
CY2024Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1098837000	usd
CY2023Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1090740000	usd
CY2024Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1252247000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1141501000	usd
CY2024Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-364300000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-452517000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	2140373000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	1933117000	usd
CY2024Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	18272293000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	19411707000	usd
CY2024Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	192506000	usd
CY2023Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	182394000	usd
CY2024Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	5979000	usd
CY2023Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	6584000	usd
CY2024Q3	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	0	usd
CY2023Q3	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	3000	usd
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	16956000	usd
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	16756000	usd
CY2023Q3	us-gaap	Interest Expense Operating InterestExpenseOperating	99676000	usd
	us-gaap	Interest Expense Operating InterestExpenseOperating	290292000	usd
	us-gaap	Interest Expense Operating InterestExpenseOperating	252810000	usd
	htlf	Financing Receivable And Off Balance Sheet Liability Credit Loss Provision FinancingReceivableAndOffBalanceSheetLiabilityCreditLossProvision	16270000	usd
CY2024Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1107000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	3610000	usd
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	5289000	usd
	us-gaap	Noninterest Income NoninterestIncome	64862000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	191817000	usd
	us-gaap	Occupancy Net OccupancyNet	19843000	usd
CY2023Q3	us-gaap	Equipment Expense EquipmentExpense	2720000	usd
	us-gaap	Equipment Expense EquipmentExpense	6554000	usd
	us-gaap	Professional Fees ProfessionalFees	48351000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	11344000	usd
	us-gaap	Advertising Expense AdvertisingExpense	4663000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4258000	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-1422000	usd
CY2023Q3	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	-108000	usd
	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	26012000	usd
	us-gaap	Restructuring Charges RestructuringCharges	9374000	usd
CY2024Q3	htlf	Partnership Investment In Tax Credit Projects PartnershipInvestmentInTaxCreditProjects	222000	usd
	htlf	Partnership Investment In Tax Credit Projects PartnershipInvestmentInTaxCreditProjects	938000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	43214000	usd
	us-gaap	Noninterest Expense NoninterestExpense	315766000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	84686000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	203679000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	48077000	usd
	us-gaap	Net Income Loss NetIncomeLoss	155602000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	6038000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	149564000	usd
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.49
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.47
CY2023Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.90
	us-gaap	Net Income Loss NetIncomeLoss	155602000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	95190000	usd
CY2024Q3	htlf	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Available For Sale Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForAvailableForSaleSecuritiesBeforeTax	34374000	usd
CY2023Q3	htlf	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Available For Sale Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForAvailableForSaleSecuritiesBeforeTax	-36362000	usd
	htlf	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Available For Sale Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForAvailableForSaleSecuritiesBeforeTax	5825000	usd
	htlf	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Available For Sale Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForAvailableForSaleSecuritiesBeforeTax	-65872000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-9299000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-19855000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	26968000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	82252000	usd
CY2024Q3	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	-2707000	usd
	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	-8100000	usd
	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax	-1799000	usd
	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax	-2462000	usd
	htlf	Oci Debt Securities Held To Maturity Gain Loss After Adjustment And Tax OCIDebtSecuritiesHeldToMaturityGainLossAfterAdjustmentAndTax	6301000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	0	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	457000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	-121000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-336000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	61118000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-67598000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	88217000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-22832000	usd
CY2024Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	125271000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	243819000	usd
	us-gaap	Net Income Loss NetIncomeLoss	155602000	usd
	us-gaap	Net Income Loss NetIncomeLoss	150283000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	13423000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	15467000	usd
	htlf	Financing Receivable And Off Balance Sheet Liability Credit Loss Provision FinancingReceivableAndOffBalanceSheetLiabilityCreditLossProvision	16270000	usd
	htlf	Financing Receivable And Off Balance Sheet Liability Credit Loss Provision FinancingReceivableAndOffBalanceSheetLiabilityCreditLossProvision	9969000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-12670000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-23332000	usd
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	-19573000	usd
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	-1532000	usd
	us-gaap	Increase Decrease In Equity Securities Fv Ni IncreaseDecreaseInEquitySecuritiesFvNi	605000	usd
	us-gaap	Increase Decrease In Equity Securities Fv Ni IncreaseDecreaseInEquitySecuritiesFvNi	165000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	8247000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	7742000	usd
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	0	usd
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	122764000	usd
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	5175000	usd
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	138603000	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	104000	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	3762000	usd
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-6967000	usd
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	9203000	usd
	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	-4580000	usd
	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	-964000	usd
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-8562000	usd
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	46697000	usd
	htlf	Paymentsto Acquire Mortgage Servicing Rights Msr Operating Activities PaymentstoAcquireMortgageServicingRightsMSROperatingActivities	0	usd
	htlf	Paymentsto Acquire Mortgage Servicing Rights Msr Operating Activities PaymentstoAcquireMortgageServicingRightsMSROperatingActivities	24000	usd
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	26012000	usd
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	2149000	usd
	htlf	Excess Tax Benefit From Share Based Compensation Operating Activities1 ExcessTaxBenefitFromShareBasedCompensationOperatingActivities1	189000	usd
	htlf	Excess Tax Benefit From Share Based Compensation Operating Activities1 ExcessTaxBenefitFromShareBasedCompensationOperatingActivities1	115000	usd
	us-gaap	Gain Loss On Oil And Gas Hedging Activity GainLossOnOilAndGasHedgingActivity	-772000	usd
	us-gaap	Gain Loss On Oil And Gas Hedging Activity GainLossOnOilAndGasHedgingActivity	0	usd
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-105946000	usd
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-140670000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	313753000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	397077000	usd
	htlf	Purchase Of Time Deposits In Other Financial Institutions PurchaseOfTimeDepositsInOtherFinancialInstitutions	-190000	usd
	htlf	Purchase Of Time Deposits In Other Financial Institutions PurchaseOfTimeDepositsInOtherFinancialInstitutions	0	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	128872000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	748070000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	480362000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	7322000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	2325000	usd
	htlf	Proceedsfrom Maturities Prepaymentsand Callsof Other Securities ProceedsfromMaturitiesPrepaymentsandCallsofOtherSecurities	0	usd
	htlf	Proceedsfrom Maturities Prepaymentsand Callsof Other Securities ProceedsfromMaturitiesPrepaymentsandCallsofOtherSecurities	250000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	50144000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	13255000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	204864000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	276635000	usd
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	28096000	usd
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	28851000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-247337000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	505924000	usd
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	223000	usd
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	226000	usd
	us-gaap	Proceeds From Sale Of Mortgage Servicing Rights Msr ProceedsFromSaleOfMortgageServicingRightsMSR	0	usd
	us-gaap	Proceeds From Sale Of Mortgage Servicing Rights Msr ProceedsFromSaleOfMortgageServicingRightsMSR	6714000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1199000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	5701000	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1955000	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	4446000	usd
	htlf	Cash Divested For Divestiture Of Businesses CashDivestedForDivestitureOfBusinesses	176764000	usd
	htlf	Cash Divested For Divestiture Of Businesses CashDivestedForDivestitureOfBusinesses	0	usd
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	10224000	usd
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	5672000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	782968000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	26883000	usd
	us-gaap	Increase Decrease In Demand Deposits IncreaseDecreaseInDemandDeposits	-359349000	usd
	us-gaap	Increase Decrease In Demand Deposits IncreaseDecreaseInDemandDeposits	-908527000	usd
	us-gaap	Increase Decrease In Savings Deposits IncreaseDecreaseInSavingsDeposits	404939000	usd
	us-gaap	Increase Decrease In Savings Deposits IncreaseDecreaseInSavingsDeposits	-1239480000	usd
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-762215000	usd
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	1735991000	usd
	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-50545000	usd
	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-285255000	usd
	htlf	Proceeds From Bank Term Funding Program Advances ProceedsFromBankTermFundingProgramAdvances	500000000	usd
	htlf	Proceeds From Bank Term Funding Program Advances ProceedsFromBankTermFundingProgramAdvances	0	usd
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	643309000	usd
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	617391000	usd
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	1164495000	usd
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	315619000	usd
	us-gaap	Repayments Of Other Long Term Debt RepaymentsOfOtherLongTermDebt	0	usd
	us-gaap	Repayments Of Other Long Term Debt RepaymentsOfOtherLongTermDebt	740000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1643000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1527000	usd
	us-gaap	Payments Of Dividends PaymentsOfDividends	44627000	usd
	us-gaap	Payments Of Dividends PaymentsOfDividends	44340000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-831340000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-439052000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	265381000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-15092000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	323013000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	363087000	usd
CY2024Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	588394000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	25190000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	47240000	usd
	us-gaap	Interest Paid Net InterestPaidNet	299899000	usd
	us-gaap	Interest Paid Net InterestPaidNet	206113000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	5215000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	12776000	usd
	htlf	Transfer Of Property Plant And Equipment Net To Assets Held For Sale TransferOfPropertyPlantAndEquipmentNetToAssetsHeldForSale	8478000	usd
	htlf	Transfer Of Property Plant And Equipment Net To Assets Held For Sale TransferOfPropertyPlantAndEquipmentNetToAssetsHeldForSale	4091000	usd
	htlf	Transfer Of Property Plant And Equipment From Held For Sale TransferOfPropertyPlantAndEquipmentFromHeldForSale	350000	usd
	htlf	Transfer Of Property Plant And Equipment From Held For Sale TransferOfPropertyPlantAndEquipmentFromHeldForSale	5825000	usd
	htlf	Dividends Declared But Not Paid DividendsDeclaredButNotPaid	2434000	usd
	htlf	Dividends Declared But Not Paid DividendsDeclaredButNotPaid	2141000	usd
CY2023Q2	us-gaap	Stockholders Equity StockholdersEquity	1858990000	usd
CY2023Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-19507000	usd
CY2023Q3	us-gaap	Preferred Stock Dividends Per Share Declared PreferredStockDividendsPerShareDeclared	175.00
CY2023Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	2013000	usd
CY2023Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
CY2023Q3	us-gaap	Dividends Common Stock DividendsCommonStock	12860000	usd
CY2023Q3	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	11759	shares
CY2023Q3	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	71000	usd
CY2023Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	849000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	1825530000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	1735055000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	127451000	usd
	us-gaap	Preferred Stock Dividends Per Share Declared PreferredStockDividendsPerShareDeclared	525.00
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	6038000	usd
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.90
	us-gaap	Dividends Common Stock DividendsCommonStock	38430000	usd
	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	188909	shares
	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	-250000	usd
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	7742000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	1825530000	usd
CY2024Q2	us-gaap	Stockholders Equity StockholdersEquity	2027850000	usd
CY2024Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	125271000	usd
CY2024Q3	us-gaap	Preferred Stock Dividends Per Share Declared PreferredStockDividendsPerShareDeclared	175.00
CY2024Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	2013000	usd
CY2024Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
CY2024Q3	us-gaap	Dividends Common Stock DividendsCommonStock	12985000	usd
CY2024Q3	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	31685	shares
CY2024Q3	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	112000	usd
CY2024Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	2138000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	2140373000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	1933117000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	243819000	usd
	us-gaap	Preferred Stock Dividends Per Share Declared PreferredStockDividendsPerShareDeclared	525.00
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	6038000	usd
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.90
	us-gaap	Dividends Common Stock DividendsCommonStock	38818000	usd
	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	195857	shares
	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	46000	usd
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	8247000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	2140373000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	64153000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	48091000	usd
CY2024Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	2013000	usd
CY2023Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	2013000	usd
CY2024Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	62140000	usd
CY2023Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	46078000	usd
CY2024Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43000000	shares
CY2023Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	42761000	shares
CY2024Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	195000	shares
CY2023Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	52000	shares
CY2024Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43195000	shares
CY2023Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	42813000	shares
CY2024Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.45
CY2023Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.08
CY2024Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.44
CY2023Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.08
	us-gaap	Net Income Loss NetIncomeLoss	155602000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	6038000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	149564000	usd
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	42908000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	172000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43080000	shares
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.49
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.47
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2024Q3	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	5200000	usd
CY2023Q4	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	5900000	usd
CY2024Q3	htlf	Affordable Housing Tax Credits Amount AffordableHousingTaxCreditsAmount	257000	usd
CY2024Q3	htlf	Affordable Housing Other Tax Benefits Amount AffordableHousingOtherTaxBenefitsAmount	33000	usd
CY2024Q3	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	290000	usd
CY2024Q3	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	235000	usd
CY2024Q3	us-gaap	Income Loss From Affordable Housing Projects Equity Method Investments IncomeLossFromAffordableHousingProjectsEquityMethodInvestments	55000	usd
CY2024Q3	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	235000	usd
CY2024Q3	htlf	Affordable Housing Tax Credits Amount AffordableHousingTaxCreditsAmount	257000	usd
CY2024Q3	htlf	Affordable Housing Other Tax Benefits Amount AffordableHousingOtherTaxBenefitsAmount	33000	usd
	htlf	Affordable Housing Tax Credits Amount AffordableHousingTaxCreditsAmount	770000	usd
	htlf	Affordable Housing Other Tax Benefits Amount AffordableHousingOtherTaxBenefitsAmount	98000	usd
	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	868000	usd
	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	704000	usd
	us-gaap	Income Loss From Affordable Housing Projects Equity Method Investments IncomeLossFromAffordableHousingProjectsEquityMethodInvestments	164000	usd
	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	704000	usd
	htlf	Affordable Housing Tax Credits Amount AffordableHousingTaxCreditsAmount	770000	usd
	htlf	Affordable Housing Other Tax Benefits Amount AffordableHousingOtherTaxBenefitsAmount	98000	usd
CY2024Q3	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	22117000	usd
CY2024Q3	htlf	Marketable Securities Amortized Cost Basis MarketableSecuritiesAmortizedCostBasis	4395743000	usd
CY2024Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	4762000	usd
CY2024Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	343170000	usd
CY2024Q3	us-gaap	Marketable Securities MarketableSecurities	4057335000	usd
CY2023Q4	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	21056000	usd
CY2023Q4	htlf	Marketable Securities Amortized Cost Basis MarketableSecuritiesAmortizedCostBasis	5100344000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	401000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	453854000	usd
CY2023Q4	us-gaap	Marketable Securities MarketableSecurities	4646891000	usd
CY2024Q3	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss	839623000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	9913000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	5240000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	844296000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss	838241000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	3622000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	25464000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	816399000	usd
CY2024Q3	htlf	Interest Receivable Debt Securities InterestReceivableDebtSecurities	24100000	usd
CY2023Q4	htlf	Interest Receivable Debt Securities InterestReceivableDebtSecurities	28000000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	6008000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	5941000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	57089000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	55615000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	28718000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	26262000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	881861000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	792523000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	973676000	usd
CY2024Q3	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	880341000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	3399950000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	3154877000	usd
CY2024Q3	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	22117000	usd
CY2024Q3	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	22117000	usd
CY2024Q3	us-gaap	Debt Securities Trading And Equity Securities Fv Ni Cost DebtSecuritiesTradingAndEquitySecuritiesFvNiCost	4395743000	usd
CY2024Q3	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	4057335000	usd
CY2024Q3	us-gaap	Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date Year One DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateYearOne	5723000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	5770000	usd
CY2024Q3	us-gaap	Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date After Year One Through Five DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughFive	96350000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	97899000	usd
CY2024Q3	us-gaap	Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date After Year5 Through10 DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateAfterYear5Through10	223032000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	227641000	usd
CY2024Q3	us-gaap	Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date After Year10 DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateAfterYear10	514518000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	512986000	usd
CY2024Q3	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	839623000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	844296000	usd
CY2024Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	31036000	usd
CY2024Q3	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	usd
CY2024Q3	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	9299000	usd
CY2024Q3	htlf	Number Of Investment Categories NumberOfInvestmentCategories	2	investmentcategory
CY2024Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	101267000	usd
CY2024Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	12206000	usd
CY2024Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	8	security
CY2024Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	3278546000	usd
CY2024Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	330964000	usd
CY2024Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	376	security
CY2024Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	3379813000	usd
CY2024Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	343170000	usd
CY2024Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	384	security
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	629647000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	34481000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	21	security
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	3770658000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	419373000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	406	security
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	4400305000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	453854000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	427	security
CY2024Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	0	usd
CY2024Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	0	usd
CY2024Q3	htlf	Debt Securities Held To Maturity Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	0	security
CY2024Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	359221000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	5240000	usd
CY2024Q3	htlf	Debt Securities Held To Maturity Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	66	security
CY2024Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	359221000	usd
CY2024Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	5240000	usd
CY2024Q3	htlf	Debt Securities Held To Maturity Continuous Unrealized Loss Position Number Of Positions DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionNumberOfPositions	66	security
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	145471000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	3706000	usd
CY2023Q4	htlf	Debt Securities Held To Maturity Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	23	security
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	569691000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	21758000	usd
CY2023Q4	htlf	Debt Securities Held To Maturity Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	126	security
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	715162000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	25464000	usd
CY2023Q4	htlf	Debt Securities Held To Maturity Continuous Unrealized Loss Position Number Of Positions DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionNumberOfPositions	149	security
CY2024Q3	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss	839623000	usd
CY2024Q3	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	2200000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	11440917000	usd
CY2024Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	106797000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	122566000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	11334120000	usd
CY2024Q3	us-gaap	Financing Receivable Accrued Interest Before Allowance For Credit Loss FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss	60100000	usd
CY2024Q3	htlf	Financing Receivable Individually Evaluated For Impairment Nonaccrual Threshold FinancingReceivableIndividuallyEvaluatedForImpairmentNonaccrualThreshold	500000	usd
CY2024Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	9933000	usd
CY2024Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	96864000	usd
CY2024Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	106797000	usd
CY2024Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	50797000	usd
CY2024Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	11390120000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	11440917000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	20413000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	102153000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	122566000	usd
CY2023Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	80385000	usd
CY2023Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	11988260000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	12068645000	usd
CY2024Q3	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	949219000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	1979645000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	2750210000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	1853644000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	669565000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	1520404000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	1718230000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	11440917000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff	12000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff	135000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff	23982000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff	1075000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff	3575000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff	2881000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Writeoff FinancingReceivableExcludingAccruedInterestRevolvingWriteoff	11958000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	43618000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	2247517000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	3073040000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	2172951000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	802905000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	720479000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	1148381000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	1903372000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	12068645000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff	531000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff	1953000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff	958000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff	1527000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff	981000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff	2272000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Writeoff FinancingReceivableExcludingAccruedInterestRevolvingWriteoff	11392000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	19614000	usd
CY2024Q3	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	918000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	69115000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	11440917000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	95426000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	12068645000	usd
CY2024Q3	htlf	Financing Receivable Recorded Investment30to89 Days Past Due Percentage FinancingReceivableRecordedInvestment30to89DaysPastDuePercentage	0.0026
CY2023Q4	htlf	Financing Receivable Recorded Investment30to89 Days Past Due Percentage FinancingReceivableRecordedInvestment30to89DaysPastDuePercentage	0.0009
CY2023Q3	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	0	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	0	usd
CY2024Q3	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	0	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	0	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance	28700000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance	52500000	usd
CY2024Q2	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	126861000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	32137000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	3202000	usd
CY2024Q3	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	8871000	usd
CY2024Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	106797000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	122566000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	43618000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	5573000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	22276000	usd
CY2024Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	106797000	usd
CY2023Q2	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	111198000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	3964000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	302000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	2672000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	110208000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	109483000	usd
	htlf	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Including Adjustments Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossIncludingAdjustmentsWriteoff	15728000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	3768000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	12685000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	110208000	usd
CY2024Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	13057000	usd
CY2023Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	18636000	usd
CY2024Q3	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-2595000	usd
CY2023Q3	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-1156000	usd
CY2024Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	10462000	usd
CY2023Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	17480000	usd
CY2023Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	16468000	usd
CY2022Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	20196000	usd
	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-6006000	usd
	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-2716000	usd
CY2024Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	10462000	usd
CY2023Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	17480000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	576000000.0	usd
CY2024Q3	us-gaap	Goodwill Goodwill	576000000.0	usd
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2024Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	101185000	usd
CY2024Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	87028000	usd
CY2024Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	14157000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	101185000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	82770000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	18415000	usd
CY2023Q1	us-gaap	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths	982000	usd
CY2024Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	192506000	usd
CY2023Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	182394000	usd
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	587328000	usd
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	505136000	usd
CY2024Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	51116000	usd
CY2023Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	54800000	usd
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	145511000	usd
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	168948000	usd
CY2024Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	2460000	shares
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	1477236	shares
	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	189000	usd
	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	115000	usd
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	58066	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	64518	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	48.79
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	0
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	6452	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	48.79
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	58066	shares
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	48.79
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	0	shares
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	0

Files In Submission

Name	View Source	Status
FilingSummary.xml	Edgar Link	unprocessable
0000920112-24-000200-index-headers.html	Edgar Link	pending
0000920112-24-000200-index.html	Edgar Link	pending
0000920112-24-000200.txt	Edgar Link	pending
0000920112-24-000200-xbrl.zip	Edgar Link	pending
ex-31109302024.htm	Edgar Link	pending
ex-31209302024.htm	Edgar Link	pending
ex-32109302024.htm	Edgar Link	pending
ex-32209302024.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
htlf-20240930.htm	Edgar Link	pending
htlf-20240930.xsd	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
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R11.htm	Edgar Link	pending
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R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
htlf-20240930_cal.xml	Edgar Link	unprocessable
htlf-20240930_def.xml	Edgar Link	unprocessable
htlf-20240930_lab.xml	Edgar Link	unprocessable
htlf-20240930_pre.xml	Edgar Link	unprocessable
htlf-20240930_htm.xml	Edgar Link	completed
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
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R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$HTLF
HEARTLAND FINANCIAL USA INC Stock $htlf

2024 Q4 Form 10-Q Financial Statement

#000092011224000200 Filed on November 08, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HTLF HEARTLAND FINANCIAL USA INC Stock $htlf

2024 Q4 Form 10-Q Financial Statement

#000092011224000200 Filed on November 08, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HTLF
HEARTLAND FINANCIAL USA INC Stock $htlf