$IBCP
INDEPENDENT BANK CORP /MI/ Stock $ibcp

$ibcp Overview Financials Valuation SEC Filings Company Website

2024 Q2 Form 10-Q Financial Statement

#000003931124000056 Filed on May 03, 2024

Income Statement

Concept	2024 Q2	2024 Q1
Revenue	$7.896M	$7.575M
YoY Change	-2.13%	0.13%
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	$2.504M	$2.509M
YoY Change	-0.79%	3.46%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense		$24.93M
YoY Change		60.88%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$23.17M	$19.82M
YoY Change	27.27%	24.86%
Income Tax	$4.638M	$3.830M
% Of Pretax Income	20.02%	19.32%
Net Earnings	$18.53M	$15.99M
YoY Change	25.27%	23.09%
Net Earnings / Revenue	234.65%	211.1%
Basic Earnings Per Share	$0.89	$0.77
Diluted Earnings Per Share	$0.88	$0.76
COMMON SHARES
Basic Shares Outstanding	20.90M shares	20.91M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2024 Q2	2024 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$214.3M	$161.8M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$35.04M	$34.59M
YoY Change	-3.09%	-3.29%
Goodwill	$28.30M	$28.30M
YoY Change	0.0%	0.0%
Intangibles	$1.746M	$1.875M
YoY Change	-23.35%	-22.36%
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$5.278B	$5.231B
YoY Change	2.76%	1.8%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$103.4M	$104.0M
YoY Change	-0.19%	6.89%
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$103.4M	$104.0M
YoY Change	-0.19%	6.89%
LONG-TERM LIABILITIES
Long-Term Debt	$79.31M	$79.27M
YoY Change	0.18%	0.18%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$79.31M	$79.27M
YoY Change	0.18%	0.18%
TOTAL LIABILITIES
Total Short-Term Liabilities	$103.4M	$104.0M
Total Long-Term Liabilities	$79.31M	$79.27M
Total Liabilities	$4.847B	$4.816B
YoY Change	1.82%	0.93%
SHAREHOLDERS EQUITY
Retained Earnings	$183.6M	$170.1M
YoY Change	33.6%	33.41%
Common Stock	$317.7M	$317.1M
YoY Change	-0.18%	-1.22%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$430.5M	$415.6M
YoY Change
Total Liabilities & Shareholders Equity	$5.278B	$5.231B
YoY Change	2.76%	1.8%

Cashflow Statement

Concept	2024 Q2	2024 Q1
OPERATING ACTIVITIES
Net Income	$18.53M	$15.99M
YoY Change	25.27%	23.09%
Depreciation, Depletion And Amortization	$2.504M	$2.509M
YoY Change	-0.79%	3.46%
Cash From Operating Activities	$8.747M	$20.83M
YoY Change	-10.64%	-11.57%
INVESTING ACTIVITIES
Capital Expenditures	$1.773M	$676.0K
YoY Change	1.55%	-48.98%
Acquisitions
YoY Change
Other Investing Activities	$18.63M	$18.37M
YoY Change	-123.1%	200.85%
Cash From Investing Activities	$16.85M	$17.69M
YoY Change	-120.46%	270.1%
FINANCING ACTIVITIES
Cash Dividend Paid		$4.999M
YoY Change		2.86%
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	26.90M	-$46.46M
YoY Change	-206.56%	-137.38%
NET CHANGE
Cash From Operating Activities	8.747M	$20.83M
Cash From Investing Activities	16.85M	$17.69M
Cash From Financing Activities	26.90M	-$46.46M
Net Change In Cash	52.50M	-$7.937M
YoY Change	-153.67%	-105.2%
FREE CASH FLOW
Cash From Operating Activities	$8.747M	$20.83M
Capital Expenditures	$1.773M	$676.0K
Free Cash Flow	$6.974M	$20.16M
YoY Change	-13.29%	-9.34%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2024Q1	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	20835633	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	20835633	shares
CY2024Q1	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	782000	usd
CY2023Q1	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	783000	usd
CY2024Q1	us-gaap	Communication Communication	615000	usd
CY2023Q1	us-gaap	Communication Communication	668000	usd
CY2024Q1	ibcp	Current Expected Credit Loss Transition Method For Regulatory Purpose CurrentExpectedCreditLossTransitionMethodForRegulatoryPurpose	P3Y
CY2024Q1	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2023Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilities
CY2024Q1	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilities
CY2023Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2024Q1	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	5251000	usd
CY2023Q1	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	5884000	usd
CY2024Q1	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	3391000	usd
CY2023Q1	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	3083000	usd
CY2024Q1	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1441000	usd
CY2023Q1	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	675000	usd
CY2024Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	65126000	usd
CY2023Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	53936000	usd
CY2024Q1	us-gaap	Interest Expense Deposits InterestExpenseDeposits	22810000	usd
CY2023Q1	us-gaap	Interest Expense Deposits InterestExpenseDeposits	13760000	usd
CY2024Q1	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	2119000	usd
CY2023Q1	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	1735000	usd
CY2024Q1	us-gaap	Interest Expense InterestExpense	24929000	usd
CY2023Q1	us-gaap	Interest Expense InterestExpense	15495000	usd
CY2024Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	40197000	usd
CY2023Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	38441000	usd
CY2024Q1	ibcp	Provision For Loss Reimbursement On Sold Loans ProvisionForLossReimbursementOnSoldLoans	744000	usd
CY2023Q1	ibcp	Provision For Loss Reimbursement On Sold Loans ProvisionForLossReimbursementOnSoldLoans	2160000	usd
CY2024Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	39453000	usd
CY2023Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	36281000	usd
CY2024Q1	ibcp	Interchange Income InterchangeIncome	3151000	usd
CY2023Q1	ibcp	Interchange Income InterchangeIncome	3205000	usd
CY2024Q1	ibcp	Depositor Accounts Fees And Commissions DepositorAccountsFeesAndCommissions	2872000	usd
CY2023Q1	ibcp	Depositor Accounts Fees And Commissions DepositorAccountsFeesAndCommissions	2857000	usd
CY2024Q1	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1364000	usd
CY2023Q1	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1256000	usd
CY2024Q1	us-gaap	Marketable Securities Gain Loss Excluding Other Than Temporary Impairments MarketableSecuritiesGainLossExcludingOtherThanTemporaryImpairments	-269000	usd
CY2023Q1	us-gaap	Marketable Securities Gain Loss Excluding Other Than Temporary Impairments MarketableSecuritiesGainLossExcludingOtherThanTemporaryImpairments	-222000	usd
CY2024Q1	ibcp	Mortgage Loan Servicing Income MortgageLoanServicingIncome	2725000	usd
CY2023Q1	ibcp	Mortgage Loan Servicing Income MortgageLoanServicingIncome	726000	usd
CY2024Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2718000	usd
CY2023Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2729000	usd
CY2024Q1	us-gaap	Noninterest Income NoninterestIncome	12561000	usd
CY2023Q1	us-gaap	Noninterest Income NoninterestIncome	10551000	usd
CY2024Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	20770000	usd
CY2023Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	19339000	usd
CY2024Q1	ibcp	Data Processing DataProcessing	3255000	usd
CY2023Q1	ibcp	Data Processing DataProcessing	2991000	usd
CY2024Q1	us-gaap	Occupancy Net OccupancyNet	2074000	usd
CY2023Q1	us-gaap	Occupancy Net OccupancyNet	2159000	usd
CY2024Q1	ibcp	Interchange Expense InterchangeExpense	1097000	usd
CY2023Q1	ibcp	Interchange Expense InterchangeExpense	1049000	usd
CY2024Q1	us-gaap	Equipment Expense EquipmentExpense	954000	usd
CY2023Q1	us-gaap	Equipment Expense EquipmentExpense	926000	usd
CY2024Q1	ibcp	Loan And Collection LoanAndCollection	512000	usd
CY2023Q1	ibcp	Loan And Collection LoanAndCollection	578000	usd
CY2024Q1	us-gaap	Advertising Expense AdvertisingExpense	491000	usd
CY2023Q1	us-gaap	Advertising Expense AdvertisingExpense	495000	usd
CY2024Q1	us-gaap	Professional Fees ProfessionalFees	486000	usd
CY2023Q1	us-gaap	Professional Fees ProfessionalFees	607000	usd
CY2024Q1	ibcp	Costs Recoveries Related To Unfunded Lending Commitments CostsRecoveriesRelatedToUnfundedLendingCommitments	-652000	usd
CY2023Q1	ibcp	Costs Recoveries Related To Unfunded Lending Commitments CostsRecoveriesRelatedToUnfundedLendingCommitments	-475000	usd
CY2024Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1809000	usd
CY2023Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1837000	usd
CY2024Q1	us-gaap	Noninterest Expense NoninterestExpense	32193000	usd
CY2023Q1	us-gaap	Noninterest Expense NoninterestExpense	30957000	usd
CY2024Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	19821000	usd
CY2023Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	15875000	usd
CY2024Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3830000	usd
CY2023Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2884000	usd
CY2024Q1	us-gaap	Net Income Loss NetIncomeLoss	15991000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	12991000	usd
CY2024Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2023Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.62
CY2024Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.76
CY2023Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.61
CY2024Q1	us-gaap	Net Income Loss NetIncomeLoss	15991000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	12991000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	1524000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	14393000	usd
CY2024Q1	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	-820000	usd
CY2023Q1	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	-850000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-269000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-222000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	2613000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	15465000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	549000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	3248000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	2064000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	12217000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-2229000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-420000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-266000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-84000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent	-1963000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent	-336000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease Adjustments Tax OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsTax	412000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease Adjustments Tax OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsTax	71000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-1551000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-265000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	513000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	11952000	usd
CY2024Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	16504000	usd
CY2023Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	24943000	usd
CY2024Q1	us-gaap	Net Income Loss NetIncomeLoss	15991000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	12991000	usd
CY2024Q1	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	75178000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	65428000	usd
CY2024Q1	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	70800000	usd
CY2023Q1	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	54430000	usd
CY2024Q1	ibcp	Provision For Loss Reimbursement On Sold Loans ProvisionForLossReimbursementOnSoldLoans	744000	usd
CY2023Q1	ibcp	Provision For Loss Reimbursement On Sold Loans ProvisionForLossReimbursementOnSoldLoans	2160000	usd
CY2024Q1	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-1535000	usd
CY2023Q1	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-1436000	usd
CY2024Q1	us-gaap	Increase Decrease In Loans Deferred Income IncreaseDecreaseInLoansDeferredIncome	-127000	usd
CY2023Q1	us-gaap	Increase Decrease In Loans Deferred Income IncreaseDecreaseInLoansDeferredIncome	-160000	usd
CY2024Q1	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	2509000	usd
CY2023Q1	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	2425000	usd
CY2024Q1	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1364000	usd
CY2023Q1	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1256000	usd
CY2024Q1	us-gaap	Marketable Securities Gain Loss Excluding Other Than Temporary Impairments MarketableSecuritiesGainLossExcludingOtherThanTemporaryImpairments	-269000	usd
CY2023Q1	us-gaap	Marketable Securities Gain Loss Excluding Other Than Temporary Impairments MarketableSecuritiesGainLossExcludingOtherThanTemporaryImpairments	-222000	usd
CY2024Q1	us-gaap	Share Based Compensation ShareBasedCompensation	591000	usd
CY2023Q1	us-gaap	Share Based Compensation ShareBasedCompensation	569000	usd
CY2024Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	3324000	usd
CY2023Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-1786000	usd
CY2024Q1	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-623000	usd
CY2023Q1	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-8106000	usd
CY2024Q1	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	4842000	usd
CY2023Q1	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	10394000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	20833000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	23385000	usd
CY2024Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	37273000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	278000	usd
CY2024Q1	us-gaap	Proceeds Debt Securities Held To Maturity Previously Written Off Recovery ProceedsDebtSecuritiesHeldToMaturityPreviouslyWrittenOffRecovery	1125000	usd
CY2023Q1	us-gaap	Proceeds Debt Securities Held To Maturity Previously Written Off Recovery ProceedsDebtSecuritiesHeldToMaturityPreviouslyWrittenOffRecovery	0	usd
CY2024Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	27484000	usd
CY2023Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	27742000	usd
CY2024Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	2724000	usd
CY2023Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	3334000	usd
CY2024Q1	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	usd
CY2023Q1	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	400000	usd
CY2024Q1	ibcp	Net Increase Decrease Of Portfolio Loans Originated Net Of Principal Payments NetIncreaseDecreaseOfPortfolioLoansOriginatedNetOfPrincipalPayments	58407000	usd
CY2023Q1	ibcp	Net Increase Decrease Of Portfolio Loans Originated Net Of Principal Payments NetIncreaseDecreaseOfPortfolioLoansOriginatedNetOfPrincipalPayments	66329000	usd
CY2024Q1	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	6808000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	41237000	usd
CY2024Q1	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	889000	usd
CY2023Q1	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	usd
CY2024Q1	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	172000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	243000	usd
CY2024Q1	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	299000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	174000	usd
CY2024Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	676000	usd
CY2023Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1325000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	17691000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	4954000	usd
CY2024Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-40465000	usd
CY2023Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	165680000	usd
CY2024Q1	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-22000	usd
CY2023Q1	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-60977000	usd
CY2024Q1	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	0	usd
CY2023Q1	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	95000000	usd
CY2024Q1	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	0	usd
CY2023Q1	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	70000000	usd
CY2024Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	4999000	usd
CY2023Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	4860000	usd
CY2024Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	usd
CY2023Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	48000	usd
CY2024Q1	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	975000	usd
CY2023Q1	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	582000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-46461000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	124309000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-7937000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	152648000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	169781000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	74371000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	161844000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	227019000	usd
CY2024Q1	us-gaap	Interest Paid Net InterestPaidNet	24962000	usd
CY2023Q1	us-gaap	Interest Paid Net InterestPaidNet	13697000	usd
CY2024Q1	us-gaap	Income Taxes Paid IncomeTaxesPaid	0	usd
CY2023Q1	us-gaap	Income Taxes Paid IncomeTaxesPaid	0	usd
CY2024Q1	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	586000	usd
CY2023Q1	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	241000	usd
CY2024Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	2119000	usd
CY2023Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	400000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	404449000	usd
CY2024Q1	us-gaap	Net Income Loss NetIncomeLoss	15991000	usd
CY2024Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.24
CY2024Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4999000	usd
CY2024Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	102324	shares
CY2024Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	591000	usd
CY2024Q1	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	39683	shares
CY2024Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	975000	usd
CY2024Q1	us-gaap	Stockholders Equity StockholdersEquity	415570000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	347596000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	12991000	usd
CY2023Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.23
CY2023Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4860000	usd
CY2023Q1	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	15500	shares
CY2023Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	48000	usd
CY2023Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	86394	shares
CY2023Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	569000	usd
CY2023Q1	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	27562	shares
CY2023Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	582000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	11952000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	367714000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	676527000	usd
CY2024Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	515000	usd
CY2024Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	63422000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	613620000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	744050000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	464000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	65164000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	679350000	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	349957000	usd
CY2024Q1	ibcp	Debt Securities Held To Maturity Transfer Unrealized Loss DebtSecuritiesHeldToMaturityTransferUnrealizedLoss	18683000	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	155000	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss	368795000	usd
CY2024Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	3000	usd
CY2024Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	57785000	usd
CY2024Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	311013000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	353988000	usd
CY2023Q4	ibcp	Debt Securities Held To Maturity Transfer Unrealized Loss DebtSecuritiesHeldToMaturityTransferUnrealizedLoss	19503000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	157000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss	373648000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	868000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	55910000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	318606000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	7103000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	54000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	594011000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	63368000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	601114000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	63422000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	14487000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	445000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	652697000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	64719000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	667184000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	65164000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest	0	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest	0	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAccruedInterestAfterAllowanceForCreditLoss	3600000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAccruedInterestAfterAllowanceForCreditLoss	4600000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest	0	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest	0	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityAccruedInterestAfterAllowanceForCreditLoss	1900000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityAccruedInterestAfterAllowanceForCreditLoss	1800000	usd
CY2023Q1	ibcp	Debt Securities Held To Maturity Defaulted Number Of Securities DebtSecuritiesHeldToMaturityDefaultedNumberOfSecurities	1	security
CY2023Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Allowance For Credit Loss Writeoff DebtSecuritiesHeldToMaturityExcludingAccruedInterestAllowanceForCreditLossWriteoff	3000000	usd
CY2023Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Allowance For Credit Loss Period Increase Decrease DebtSecuritiesHeldToMaturityExcludingAccruedInterestAllowanceForCreditLossPeriodIncreaseDecrease	3000000	usd
CY2024Q1	us-gaap	Proceeds From Sale Of Held To Maturity Securities ProceedsFromSaleOfHeldToMaturitySecurities	1100000	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	155000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	157000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	157000	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Credit Loss Expense Reversal DebtSecuritiesHeldToMaturityExcludingAccruedInterestCreditLossExpenseReversal	-1127000	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Allowance For Credit Loss Recovery DebtSecuritiesHeldToMaturityExcludingAccruedInterestAllowanceForCreditLossRecovery	1125000	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Allowance For Credit Loss Writeoff DebtSecuritiesHeldToMaturityExcludingAccruedInterestAllowanceForCreditLossWriteoff	0	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	155000	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	168000	usd
CY2023Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Credit Loss Expense Reversal DebtSecuritiesHeldToMaturityExcludingAccruedInterestCreditLossExpenseReversal	2992000	usd
CY2023Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Allowance For Credit Loss Recovery DebtSecuritiesHeldToMaturityExcludingAccruedInterestAllowanceForCreditLossRecovery	0	usd
CY2023Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Allowance For Credit Loss Writeoff DebtSecuritiesHeldToMaturityExcludingAccruedInterestAllowanceForCreditLossWriteoff	3000000	usd
CY2023Q1	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	160000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	4614000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	4547000	usd
CY2024Q1	ibcp	Debt Securities Held To Maturity Amortized Cost Before Allowance For Credit Loss Maturity Allocated And Single Maturity Date Year One DebtSecuritiesHeldToMaturityAmortizedCostBeforeAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateYearOne	4580000	usd
CY2024Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	4571000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	158488000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	145407000	usd
CY2024Q1	ibcp	Debt Securities Held To Maturity Amortized Cost Before Allowance For Credit Loss Maturity Allocated And Single Maturity Date After Year One Through Five DebtSecuritiesHeldToMaturityAmortizedCostBeforeAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughFive	56080000	usd
CY2024Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	51390000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	53274000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	46945000	usd
CY2024Q1	ibcp	Debt Securities Held To Maturity Amortized Cost Before Allowance For Credit Loss Maturity Allocated And Single Maturity Date After Year5 Through10 DebtSecuritiesHeldToMaturityAmortizedCostBeforeAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateAfterYear5Through10	96684000	usd
CY2024Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	82065000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	201833000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	176568000	usd
CY2024Q1	ibcp	Debt Securities Held To Maturity Amortized Cost Before Allowance For Credit Loss Maturity Allocated And Single Maturity Date After Year10 DebtSecuritiesHeldToMaturityAmortizedCostBeforeAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateAfterYear10	82995000	usd
CY2024Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	70830000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	418209000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	373467000	usd
CY2024Q1	ibcp	Debt Securities Held To Maturity Amortized Cost Before Allowance For Credit Loss Maturity Allocated And Single Maturity Date DebtSecuritiesHeldToMaturityAmortizedCostBeforeAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDate	240339000	usd
CY2024Q1	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue	208856000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	88010000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	78495000	usd
CY2024Q1	ibcp	Held To Maturity Government Agency Residential Mortgage Backed Without Single Maturity Date Amortized Cost Basis HeldToMaturityGovernmentAgencyResidentialMortgageBackedWithoutSingleMaturityDateAmortizedCostBasis	116600000	usd
CY2024Q1	ibcp	Held To Maturity Government Agency Residential Mortgage Backed Debt Maturities Without Single Maturity Date Fair Value HeldToMaturityGovernmentAgencyResidentialMortgageBackedDebtMaturitiesWithoutSingleMaturityDateFairValue	91553000	usd
CY2024Q1	ibcp	Government Agency Commercial Mortgage Backed Without Single Maturity Date Amortized Cost Basis GovernmentAgencyCommercialMortgageBackedWithoutSingleMaturityDateAmortizedCostBasis	13464000	usd
CY2024Q1	ibcp	Government Agency Commercial Mortgage Backed Debt Maturities Without Single Maturity Date Fair Value GovernmentAgencyCommercialMortgageBackedDebtMaturitiesWithoutSingleMaturityDateFairValue	12055000	usd
CY2024Q1	ibcp	Held To Maturity Government Agency Commercial Mortgage Backed Without Single Maturity Date Amortized Cost Basis HeldToMaturityGovernmentAgencyCommercialMortgageBackedWithoutSingleMaturityDateAmortizedCostBasis	4265000	usd
CY2024Q1	ibcp	Held To Maturity Government Agency Commercial Mortgage Backed Debt Maturities Without Single Maturity Date Fair Value HeldToMaturityGovernmentAgencyCommercialMortgageBackedDebtMaturitiesWithoutSingleMaturityDateFairValue	3817000	usd
CY2024Q1	ibcp	Private Label Mortgage Backed Without Single Maturity Date Amortized Cost Basis PrivateLabelMortgageBackedWithoutSingleMaturityDateAmortizedCostBasis	90761000	usd
CY2024Q1	ibcp	Private Label Mortgage Backed Debt Maturities Without Single Maturity Date Fair Value PrivateLabelMortgageBackedDebtMaturitiesWithoutSingleMaturityDateFairValue	84770000	usd
CY2024Q1	ibcp	Held To Maturity Private Label Mortgage Backed Without Single Maturity Date Amortized Cost Basis HeldToMaturityPrivateLabelMortgageBackedWithoutSingleMaturityDateAmortizedCostBasis	7591000	usd
CY2024Q1	ibcp	Held To Maturity Private Label Mortgage Backed Debt Maturities Without Single Maturity Date Fair Value HeldToMaturityPrivateLabelMortgageBackedDebtMaturitiesWithoutSingleMaturityDateFairValue	6787000	usd
CY2024Q1	ibcp	Other Asset Backed Without Single Maturity Date Amortized Cost Basis OtherAssetBackedWithoutSingleMaturityDateAmortizedCostBasis	66083000	usd
CY2024Q1	ibcp	Other Asset Backed Debt Maturities Without Single Maturity Date Fair Value OtherAssetBackedDebtMaturitiesWithoutSingleMaturityDateFairValue	64833000	usd
CY2024Q1	ibcp	Held To Maturity Other Asset Backed Without Single Maturity Date Amortized Cost Basis HeldToMaturityOtherAssetBackedWithoutSingleMaturityDateAmortizedCostBasis	0	usd
CY2024Q1	ibcp	Held To Maturity Other Asset Mortgage Backed Debt Maturities Without Single Maturity Date Fair Value HeldToMaturityOtherAssetMortgageBackedDebtMaturitiesWithoutSingleMaturityDateFairValue	0	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	676527000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	613620000	usd
CY2024Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss	368795000	usd
CY2024Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	311013000	usd
CY2024Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	37273000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	14000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	283000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	278000	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	222000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	54658000	usd
CY2024Q1	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	1871000	usd
CY2024Q1	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	596000	usd
CY2024Q1	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	812000	usd
CY2024Q1	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	56313000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	52435000	usd
CY2023Q1	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	-832000	usd
CY2023Q1	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	578000	usd
CY2023Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.61
CY2023Q1	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	1631000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	50550000	usd
CY2024Q1	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance	1439000	usd
CY2024Q1	ibcp	Financing Receivable Nonaccrual With Allowance For Credit Loss FinancingReceivableNonaccrualWithAllowanceForCreditLoss	2251000	usd
CY2024Q1	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	3690000	usd
CY2024Q1	us-gaap	Financing Receivable Excluding Accrued Interest90 Days Or More Past Due Still Accruing FinancingReceivableExcludingAccruedInterest90DaysOrMorePastDueStillAccruing	0	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance	1119000	usd
CY2023Q4	ibcp	Financing Receivable Nonaccrual With Allowance For Credit Loss FinancingReceivableNonaccrualWithAllowanceForCreditLoss	3681000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	4800000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest90 Days Or More Past Due Still Accruing FinancingReceivableExcludingAccruedInterest90DaysOrMorePastDueStillAccruing	432000	usd
CY2024Q1	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	3839965000	usd
CY2024Q1	us-gaap	Financing Receivable Accrued Interest Before Allowance For Credit Loss FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss	13042000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	3790901000	usd
CY2023Q4	us-gaap	Financing Receivable Accrued Interest Before Allowance For Credit Loss FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss	12500000	usd
CY2024Q1	us-gaap	Financing Receivable Modified Weighted Average Term Increase From Modification FinancingReceivableModifiedWeightedAverageTermIncreaseFromModification	P7Y2M12D
CY2023Q1	us-gaap	Financing Receivable Excluding Accrued Interest Modified Period FinancingReceivableExcludingAccruedInterestModifiedPeriod	0	usd
CY2023Q1	us-gaap	Financing Receivable Excluding Accrued Interest Modified Subsequent Default FinancingReceivableExcludingAccruedInterestModifiedSubsequentDefault	0	usd
CY2024Q1	ibcp	Past Due Period For Modified Loans PastDuePeriodForModifiedLoans	P90D
CY2024Q1	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	1000000	usd
CY2023Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	600000	usd
CY2024Q1	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	100000	usd
CY2023Q4	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	600000	usd
CY2024Q1	us-gaap	Net Income Loss NetIncomeLoss	15991000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	12991000	usd
CY2024Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20877000	shares
CY2023Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	21104000	shares
CY2024Q1	ibcp	Stock Units For Deferred Compensation Plan For Non Employee Directors StockUnitsForDeferredCompensationPlanForNonEmployeeDirectors	175000	shares
CY2023Q1	ibcp	Stock Units For Deferred Compensation Plan For Non Employee Directors StockUnitsForDeferredCompensationPlanForNonEmployeeDirectors	150000	shares
CY2024Q1	ibcp	Weighted Average Number Of Performance Shares Stock WeightedAverageNumberOfPerformanceSharesStock	25000	shares
CY2023Q1	ibcp	Weighted Average Number Of Performance Shares Stock WeightedAverageNumberOfPerformanceSharesStock	22000	shares
CY2024Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3000	shares
CY2023Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	21000	shares
CY2024Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	21080000	shares
CY2023Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	21297000	shares
CY2024Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2023Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.62
CY2024Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.76
CY2024Q1	us-gaap	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths	-1100000	usd
CY2024Q1	us-gaap	Derivative Term Of Contract DerivativeTermOfContract	P4Y4M24D
CY2024Q1	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	41290000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	38683000	usd
CY2024Q1	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	19344000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	21835000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	11916000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	10041000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	11916000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	9912000	usd
CY2024Q1	us-gaap	Goodwill Goodwill	28300000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	28300000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	387000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	487000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	460000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	434000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	107000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1875000	usd
CY2024Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized	400000	shares
CY2024Q1	ibcp	Shares Issued On Deferral Basis Credited Percentage Of Current Value SharesIssuedOnDeferralBasisCreditedPercentageOfCurrentValue	0.90
CY2024Q1	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	4300000	usd
CY2024Q1	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y3M18D
CY2024Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3800000	usd
CY2023Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2900000	usd
CY2024Q1	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	110000	usd
CY2023Q1	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	40000.00	usd
CY2024Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	200000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	200000	usd
CY2024Q1	ibcp	Retained Earnings Accumulated Deficit Subsidiary RetainedEarningsAccumulatedDeficitSubsidiary	187300000	usd
CY2024Q1	us-gaap	Banking Regulation Capital Conservation Buffer Capital Conserved Minimum BankingRegulationCapitalConservationBufferCapitalConservedMinimum	0.025
CY2023Q4	us-gaap	Banking Regulation Capital Conservation Buffer Capital Conserved Minimum BankingRegulationCapitalConservationBufferCapitalConservedMinimum	0.0250
CY2024Q1	us-gaap	Banking Regulation Capital Conservation Buffer Capital Conserved Minimum BankingRegulationCapitalConservationBufferCapitalConservedMinimum	0.0250
CY2024Q1	ibcp	Loans Held For Sale Unrealized Gain Loss LoansHeldForSaleUnrealizedGainLoss	29000	usd
CY2024Q1	ibcp	Servicing Asset Unrealized Gain Loss ServicingAssetUnrealizedGainLoss	506000	usd
CY2023Q1	ibcp	Loans Held For Sale Unrealized Gain Loss LoansHeldForSaleUnrealizedGainLoss	1597000	usd
CY2023Q1	ibcp	Servicing Asset Unrealized Gain Loss ServicingAssetUnrealizedGainLoss	-1496000	usd
CY2024Q1	ibcp	Collateral Dependent Loans Carrying Amount CollateralDependentLoansCarryingAmount	6000000	usd
CY2024Q1	ibcp	Collateral Dependent Loans Valuation Allowance CollateralDependentLoansValuationAllowance	2300000	usd
CY2023Q4	ibcp	Collateral Dependent Loans Carrying Amount CollateralDependentLoansCarryingAmount	2000000	usd
CY2023Q4	ibcp	Collateral Dependent Loans Valuation Allowance CollateralDependentLoansValuationAllowance	1300000	usd
CY2024Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1600000	usd
CY2023Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	300000	usd
CY2024Q1	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	8935000	usd
CY2024Q1	us-gaap	Fair Value Option Aggregate Differences Loans And Long Term Receivables FairValueOptionAggregateDifferencesLoansAndLongTermReceivables	-32000	usd
CY2024Q1	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	8967000	usd
CY2023Q4	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	12063000	usd
CY2023Q4	us-gaap	Fair Value Option Aggregate Differences Loans And Long Term Receivables FairValueOptionAggregateDifferencesLoansAndLongTermReceivables	-61000	usd
CY2023Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	12124000	usd
CY2024Q1	ibcp	Reciprocal Deposits Included In Deposits With No Stated Maturity ReciprocalDepositsIncludedInDepositsWithNoStatedMaturity	781645000	usd
CY2023Q4	ibcp	Reciprocal Deposits Included In Deposits With No Stated Maturity ReciprocalDepositsIncludedInDepositsWithNoStatedMaturity	723014000.000	usd
CY2024Q1	ibcp	Reciprocal Deposits Included In Deposits With Stated Maturity ReciprocalDepositsIncludedInDepositsWithStatedMaturity	111998000	usd
CY2023Q4	ibcp	Reciprocal Deposits Included In Deposits With Stated Maturity ReciprocalDepositsIncludedInDepositsWithStatedMaturity	109006000.000	usd
CY2024Q1	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	90000	usd
CY2024Q1	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	-423000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	513000	usd
CY2023Q1	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	11711000	usd
CY2023Q1	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	-241000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	11952000	usd
CY2024Q1	ibcp	Percentage Of Revenue Excluded From Asu201409 PercentageOfRevenueExcludedFromASU201409	0.890
CY2023Q1	ibcp	Percentage Of Revenue Excluded From Asu201409 PercentageOfRevenueExcludedFromASU201409	0.865
CY2024Q1	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	0	usd
CY2024Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	0	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	0	usd
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	0	usd
CY2023Q1	ibcp	Number Of Real Estate Assets Sold NumberOfRealEstateAssetsSold	0	asset
CY2024Q1	ibcp	Number Of Real Estate Assets Sold NumberOfRealEstateAssetsSold	0	asset
CY2024Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	7575000	usd
CY2024Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	181000	usd
CY2024Q1	ibcp	Noninterest Income Other Operating Income Other NoninterestIncomeOtherOperatingIncomeOther	985000	usd
CY2024Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2718000	usd
CY2023Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	7565000	usd
CY2023Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	111000	usd
CY2023Q1	ibcp	Noninterest Income Other Operating Income Other NoninterestIncomeOtherOperatingIncomeOther	1115000	usd
CY2023Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2729000	usd
CY2024Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	346000	usd
CY2023Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	362000	usd
CY2024Q1	us-gaap	Variable Lease Cost VariableLeaseCost	11000	usd
CY2023Q1	us-gaap	Variable Lease Cost VariableLeaseCost	24000	usd
CY2024Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	24000	usd
CY2023Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	22000	usd
CY2024Q1	us-gaap	Lease Cost LeaseCost	381000	usd
CY2023Q1	us-gaap	Lease Cost LeaseCost	408000	usd
CY2024Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	6744000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	4911000	usd
CY2024Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	6953000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	5114000	usd
CY2024Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y7M17D
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y10D
CY2024Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.036
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.027
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	1001000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	1288000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	1122000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	939000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	916000	usd
CY2024Q1	ibcp	Lessee Operating Lease Liability Payments Due After Year Four LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour	2861000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	8127000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1174000	usd
CY2024Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	6953000	usd
CY2023Q1	ibcp	Debt Securities Held To Maturity Defaulted Number Of Securities DebtSecuritiesHeldToMaturityDefaultedNumberOfSecurities	1	security
CY2023Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Allowance For Credit Loss Writeoff DebtSecuritiesHeldToMaturityExcludingAccruedInterestAllowanceForCreditLossWriteoff	3000000	usd
CY2023Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Allowance For Credit Loss Period Increase Decrease DebtSecuritiesHeldToMaturityExcludingAccruedInterestAllowanceForCreditLossPeriodIncreaseDecrease	3000000	usd
CY2024Q1	us-gaap	Proceeds From Sale Of Held To Maturity Securities ProceedsFromSaleOfHeldToMaturitySecurities	1100000	usd
CY2024Q1	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2024Q1	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2024Q1	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2024Q1	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false

Files In Submission

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FilingSummary.xml	Edgar Link	unprocessable

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$IBCP
INDEPENDENT BANK CORP /MI/ Stock $ibcp

2024 Q2 Form 10-Q Financial Statement

#000003931124000056 Filed on May 03, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$IBCP INDEPENDENT BANK CORP /MI/ Stock $ibcp

2024 Q2 Form 10-Q Financial Statement

#000003931124000056 Filed on May 03, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$IBCP
INDEPENDENT BANK CORP /MI/ Stock $ibcp