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          <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProFormaWeightedAverageSharesOutstandingDiluted" xlink:label="us-gaap_ProFormaWeightedAverageSharesOutstandingDiluted"/>
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          <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResidentialPortfolioSegmentMember" xlink:label="us-gaap_ResidentialPortfolioSegmentMember"/>
          <link:loc xlink:type="locator" xlink:href="fmbh-20260630.xsd#fmbh_BusinessAcquisitionUnallocatedPurchasePrice" xlink:label="fmbh_BusinessAcquisitionUnallocatedPurchasePrice"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FederalFundsSoldAndSecuritiesBorrowedOrPurchasedUnderAgreementsToResellFairValueDisclosure" xlink:label="us-gaap_FederalFundsSoldAndSecuritiesBorrowedOrPurchasedUnderAgreementsToResellFairValueDisclosure"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
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          <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LaborAndRelatedExpense" xlink:label="us-gaap_LaborAndRelatedExpense"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany"/>
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          <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
          <link:loc xlink:type="locator" xlink:href="fmbh-20260630.xsd#fmbh_AccountingStandardsUpdateTwoThousandTwentyFiveZeroEightMember" xlink:label="fmbh_AccountingStandardsUpdateTwoThousandTwentyFiveZeroEightMember"/>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Acquisition-Related Cost, Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pre-tax of acquisition costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Interest Payable, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease (increase) in accrued interest payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Sale of Property, Plant, and Equipment, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Property, Plant, and Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sale of premises and equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">90 Days or More Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Asset, Equal to or Greater than 90 Days Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Equal to or Greater than 90 Days Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableModificationToTotalFinancingReceivablesPercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Modified in Period, to Total Financing Receivables, Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableModificationToTotalFinancingReceivablesPercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Class of Financing Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionQualitativeDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionQualitativeDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available-for-Sale Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Short-Term Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Short-Term Debt, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from short-term debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans charged off</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Writeoff</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loans charged off</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestPayableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestPayableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Payable Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestPayableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This element represents the fair value of interest payable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Two years before current fiscal year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Incorporation, State or Country Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, State or Country Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position Location, Balance [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosures of noncash investing and financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBuffer_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tier One Risk Based Capital Required For Capital Adequacy With Buffer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBuffer_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tier one risk based capital required for capital adequacy with buffer.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBuffer_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Risk Based Capital Required for Capital Adequacy with Capital Buffer ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale investments, One year or less</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Portfolio Segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Portfolio Segment [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Available-for-sale, 12 months or longer, Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, 12 months or longer, Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsInCurrentFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Current Period Gross Writeoffs In Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsInCurrentFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Current Period Gross Writeoffs In Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsInCurrentFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current period gross write-offs, current fiscal year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Current Reporting Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Current Reporting Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Financing Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Financing Receivable [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill, Gross Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal funds purchased</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Funds Purchased and Securities Sold under Agreements to Repurchase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RayFarmManagementServicesIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ray Farm Management Services Inc [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RayFarmManagementServicesIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Ray Farm Management Services Inc [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RayFarmManagementServicesIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ray Farm Management Services, Inc's</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Fair Value, Inputs, Level 2 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Other Observable Inputs (Level 2)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 2 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and Contingent Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, authorized (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ShoppingCentersAndMallsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shopping Centers and Malls</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ShoppingCentersAndMallsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shopping Centers and Malls [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ShoppingCentersAndMallsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shopping centers and malls.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized gains (losses) on available-for-sale securities, taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basic net income per common share available to common stockholders:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Fiscal Period Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Period Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AdjustmentsToDeferredCompensationEquityShareBasedCompensationRestrictedStockUnitOrRestrictedStockAward_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vested restricted shares/units compensation expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AdjustmentsToDeferredCompensationEquityShareBasedCompensationRestrictedStockUnitOrRestrictedStockAward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments To Deferred Compensation Equity Share Based Compensation Restricted Stock Unit Or Restricted Stock Award</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AdjustmentsToDeferredCompensationEquityShareBasedCompensationRestrictedStockUnitOrRestrictedStockAward_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Adjustments to deferred compensation equity share based compensation restricted stock unit or restricted stock award.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Shell Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Shell Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetOther_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The face amount of Other financial assets, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosure Off Balance Sheet Risks Face Amount Asset Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Weighted Average Yield Maturities After5 Through10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Weighted Average Yield Maturities After 5 Through 10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Weighted average yield, After 5 through 10 years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AAdvantageInsuranceGroupLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">AAdvantage Insurance Group LLC [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AAdvantageInsuranceGroupLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">AAdvantage Insurance Group LLC.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AAdvantageInsuranceGroupLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">AAIG's</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AAdvantageInsuranceGroupLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">AAdvantage Insurance Group LLC's</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfMortgageServicingRightsMSRs_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Mortgage servicing rights amortized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfMortgageServicingRightsMSRs_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Mortgage Servicing Rights (MSRs)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_StockIssuedDuringPeriodValueDeferredCompensationPlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common shares pursuant to the deferred compensation plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_StockIssuedDuringPeriodValueDeferredCompensationPlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Deferred Compensation Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_StockIssuedDuringPeriodValueDeferredCompensationPlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Value of shares issued during the period to a deferred compensation plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DiscountToReflectRealizableValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral dependent loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DiscountToReflectRealizableValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Discount To Reflect Realizable Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DiscountToReflectRealizableValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Discount to reflect realizable value used when pricing the investments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MSRInterestOnlyStripIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest only strip</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MSRInterestOnlyStripIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">M S R Interest Only Strip Increase Decrease</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MSRInterestOnlyStripIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">MSR interest only strip increase decrease.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, issued (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_TX_lbl" xlink:role="http://www.xbrl.org/2003/role/label">TEXAS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_TX_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">State of Texas</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Class [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Risk-Based Capital Ratio, Capital Adequacy, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Risk Based Capital Required for Capital Adequacy to RWA (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Right-of-Use Asset Obtained in Exchange for Operating Lease Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Initial recognition of right-of-use assets in exchange for lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetailMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retail</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetailMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retail [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Noninterest-Bearing Deposit Liabilities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest-Bearing Deposit Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-interest-bearing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Businesses, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesGross_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Consideration payable in cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Four years before current fiscal year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year One through Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-to-maturity, After 1 through 5 years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CashAndDueFromBanksFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and due from banks</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CashAndDueFromBanksFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash And Due From Banks Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CashAndDueFromBanksFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item includes currency on hand as well as demand deposits with banks or financial institutions. It also includes other kinds of accounts that have the general characteristics of demand deposits in that the Company may deposit additional funds at any time and also effectively may withdraw funds at any time without prior notice or penalty.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Value, Acquired, Cost Method</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of treasury shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition, Acquiree</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointSevenTwoMaturingOnJanuaryTwentySixTwoThousandTwentyEightMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Two Point Seven Two Maturing On January Twenty Six Two Thousand Twenty Eight [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointSevenTwoMaturingOnJanuaryTwentySixTwoThousandTwentyEightMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point seven two maturing on January twenty six two thousand twenty eight.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointSevenTwoMaturingOnJanuaryTwentySixTwoThousandTwentyEightMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.72% - Maturity Date January 26, 2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Risk Based Capital ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Risk-Based Capital, Actual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Filer Category</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Filer Category</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireOtherInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Other Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireOtherInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of other investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables60To89DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">60-89 Days Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables60To89DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Asset, 60 to 89 Days Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables60To89DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, 60 to 89 Days Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DownsInsuranceAgencyIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Downs Insurance Agency, Inc [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DownsInsuranceAgencyIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Downs Insurance Agency, Inc</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DownsInsuranceAgencyIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">DIA's</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DownsInsuranceAgencyIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Downs Insurance Agency, Inc.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Weighted Average Yield Maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Weighted Average Yield Maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Weighted average yield, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities and stockholders&#8217; equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AmortizationPeriodOfLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The useful life of the loan receivable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AmortizationPeriodOfLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization Period Of Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AmortizationPeriodOfLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization period of loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgedAssetFairValueHedge_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying Amount of the Hedged Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgedAssetFairValueHedge_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedged Asset, Fair Value Hedge</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableRecordedInvestmentsAgingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans Receivable Aging Analysis [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableRecordedInvestmentsAgingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investments Aging [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableRecordedInvestmentsAgingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable, Recorded Investments, Aging.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResidentialMortgageBackedSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Mortgage-backed Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResidentialMortgageBackedSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage-backed Securities: GSE Residential</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResidentialMortgageBackedSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Residential Mortgage-Backed Securities [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recoveries collected</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Recovery</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Estimated Fair Values of Company Financial Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, by Balance Sheet Grouping [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Relationship</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Relationship [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NoncashOrPartNoncashAcquisitionCashPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NoncashOrPartNoncashAcquisitionCashPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncash Or Part Noncash Acquisition Cash Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NoncashOrPartNoncashAcquisitionCashPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash portion of noncash Or part noncash acquisition transaction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestOnInvestmentSecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest on investment securities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestOnInvestmentSecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest On Investment Securities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestOnInvestmentSecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on investment securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of issued and outstanding shares acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Voting Equity Interest Acquired, Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Leverage Capital to Average Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Leverage Capital, Actual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MotelsAndHotelsLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Motels and Hotels Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MotelsAndHotelsLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Motels And Hotels Loans [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MotelsAndHotelsLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Motels and hotels loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleSecuritiesIncomeTaxExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This item represents the net income tax expense (benefit) on the gain or loss resulting from the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleSecuritiesIncomeTaxExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Income Tax Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleSecuritiesIncomeTaxExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleSecuritiesIncomeTaxExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Income tax benefit (expense)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables30To59DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">30-59 Days Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables30To59DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Asset, 30 to 59 Days Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables30To59DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, 30 to 59 Days Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax rate used to calculate tax-equivalent yields (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gross loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, before Allowance for Credit Loss, Fee and Loan in Process</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetNotionalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Assets, Notional Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetNotionalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset, Notional Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Goodwill, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Goodwill, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Goodwill, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Goodwill, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Resulting goodwill from acquisition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Common, Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonValue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Treasury stock, at cost (720,228 and 685,670 shares in June 30, 2026 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ResidentialPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1-4 Family Residential Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ResidentialPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Residential Properties [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ResidentialPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Property that is used as a home for one to four families.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Jurisdiction [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Amortization Expense, Next Rolling 12 Months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">For year ended 12/31/27</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferToOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Owned, Transfer to Real Estate Owned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferToOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loans transferred to other real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferToOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans transferred to other real estate owned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Weighted Average Yield Maturities Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Weighted Average Yield Maturities Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Weighted average yield, One year or less</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgedAssetStatementOfFinancialPositionExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedged Asset, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RVParksAndCampgroundsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">R V Parks and Campgrounds [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RVParksAndCampgroundsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">RV parks and campgrounds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RVParksAndCampgroundsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">RV Parks and Campgrounds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointNineTwoMaturingOnNovemberTwentyFiveTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Two Point Nine Two Maturing On November Twenty Five Two Thousand Thirty [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointNineTwoMaturingOnNovemberTwentyFiveTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point nine two maturing on november twenty five two thousand thirty.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointNineTwoMaturingOnNovemberTwentyFiveTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.92% - Maturity Date November 25, 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AcquiredLoansNotYetClassifiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Acquired Loans Not Yet Classified [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AcquiredLoansNotYetClassifiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Acquired loans not yet classified.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AcquiredLoansNotYetClassifiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Acquired loans not yet classified</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional paid-in capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid in Capital, Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointSevenNineMaturingOnSeptemberEightTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Four Point Seven Nine Maturing On September Eight Two Thousand Twenty Six [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointSevenNineMaturingOnSeptemberEightTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate four point seven nine maturing on September eight two thousand twenty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointSevenNineMaturingOnSeptemberEightTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 4.79% - Maturity Date September 8, 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of restricted stock awarded share based payment arrangements using the treasury stock method.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted stock awarded</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointEightSevenMaturingOnJulyOnrTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate three point eight seven maturing on July onr two thousand twenty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointEightSevenMaturingOnJulyOnrTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 3.87% - Maturity Date July 1, 2026</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointZeroSixMaturingOnMarchSixTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate one point zero six maturing on march six two thousand thirty.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointZeroSixMaturingOnMarchSixTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 1.06% - Maturity Date March 6, 2030</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Useful Life</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Intangible asset estimated useful life</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage-Backed Security, Issued by US Government-Sponsored Enterprise [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage-backed Securities</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFHLBAdvance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, FHLB Advance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFHLBAdvance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination, recognized identifiable assets acquired and liabilities assumed, FHLB advance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFHLBAdvance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">FHLB advance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableAllowanceForCreditLossPurchasedSeasonedLoan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable allowance for credit loss purchased seasoned loan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Components of Basic and Diluted Net Income per Common Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointTwoNineMaturingOnMarchFifteenTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate One Point Two Nine Maturing On March Fifteen Two Thousand Thirty [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointTwoNineMaturingOnMarchFifteenTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate one point two nine maturing on march fifteen two thousand thirty.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointTwoNineMaturingOnMarchFifteenTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 1.29% - Maturity Date March 15, 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SpecialMentionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Special Mention</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SpecialMentionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Special Mention [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying amount of loans with a specific allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, with Related Allowance, Unpaid Principal Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable, with related allowance, unpaid principal balance.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Basic, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Basic earnings per common share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basic net income per common share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IntangiblesFromBranchAcquisitionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangibles from Branch Acquisition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IntangiblesFromBranchAcquisitionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangibles From Branch Acquisition [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IntangiblesFromBranchAcquisitionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The aggregate amount assigned to a major class of finite-lived intangible assets acquired either individually or as part of a group of assets (in either an asset acquisition or business combination).</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Unrealized Gains</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentInFederalHomeLoanBankStockFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Home Loan Bank stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentInFederalHomeLoanBankStockFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment in Federal Home Loan Bank Stock, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommercialPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommercialPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Portfolio Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealizedInvestmentGainsLossesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Realized Investment Gains (Losses) [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealizedInvestmentGainsLossesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Realized Investment Gains (Losses) [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MidRiversIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Mid rivers inc.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MidRiversIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mid Rivers Inc [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MidRiversIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">MRIG</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MidRiversIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Mid Rivers Insurance Group, Inc.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateZeroPointEightNineMaturingOnNovemberFourTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 0.89% - Maturity Date November 4, 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateZeroPointEightNineMaturingOnNovemberFourTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Zero Point Eight Nine Maturing On November Four Two Thousand Thirty [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateZeroPointEightNineMaturingOnNovemberFourTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate zero point eight nine maturing on November four two thousand thirty.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromLoansAndLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments for (Proceeds from) Loans and Leases, Total</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromLoansAndLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net increase in loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromLoansAndLeases_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net increase in loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointTwoSixMaturingOnSeptemberNineTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Two Point Two Six Maturing On September Nine Two Thousand Twenty Six [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointTwoSixMaturingOnSeptemberNineTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point two six maturing on September nine two thousand twenty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointTwoSixMaturingOnSeptemberNineTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.26% - Maturity Date September 9, 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinitelivedIntangibleAssetsAcquired1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets Acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinitelivedIntangibleAssetsAcquired1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Equity Securities, FV-NI</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sale of equity securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MultifamilyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Multifamily [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MultifamilyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Multifamily</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments to reconcile net income to net cash provided by operating activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsFiveOrMoreYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Current Period Gross Writeoffs Five Or More Years Before Latest Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsFiveOrMoreYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Current Period Gross Writeoffs Five Or More Years Before Latest Fiscal Year.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsFiveOrMoreYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current period gross write-offs, prior</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Designation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Designation [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaIncomebeforeIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business Acquisitions Pro Forma Income before Income Taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaIncomebeforeIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisitions Pro Forma Incomebefore Income Taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaIncomebeforeIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income before income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeDepositsWithFinancialInstitutions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income, Deposits with Financial Institutions</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeDepositsWithFinancialInstitutions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on deposits with other financial institutions</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DomesticCountryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">US Federal</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Securities, Available-for-sale, Fair Value, Fiscal Year Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsRevolving_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Current Period Gross Writeoffs Revolving</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsRevolving_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Current Period Gross Writeoffs Revolving.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsRevolving_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current period gross write-offs, revolving loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationConsiderationAllowanceForCreditLossesOnNonPcdLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Consideration Allowance for Credit Losses on Non-PCD Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationConsiderationAllowanceForCreditLossesOnNonPcdLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination, consideration allowance for credit losses on non-PCD loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationConsiderationAllowanceForCreditLossesOnNonPcdLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for credit losses on non-PCD loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounting Standards Update</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Forfeiture of restricted shares pursuant to the 2017 stock incentive plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Restricted Stock Award, Forfeitures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OtherSecuredLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Secured Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OtherSecuredLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Secured Loans [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OtherSecuredLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other secured loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stockholders&#8217; equity:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableNonaccrualInterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest lost on nonaccrual loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableNonaccrualInterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Nonaccrual, Interest Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value of Assets Measured on a Recurring Basis Using Significant Unobservable Inputs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Small Business</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Small Business</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeOperatingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest income:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeOperatingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest and Dividend Income, Operating [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_UnsecuredOpenEndLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unsecured Open-end Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_UnsecuredOpenEndLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unsecured Open End Loans [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_UnsecuredOpenEndLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Unsecured open end loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Designation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Designation [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentDeferralMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payment Delay Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentDeferralMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payment Deferral [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketApproachValuationTechniqueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Third Party Valuations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketApproachValuationTechniqueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Valuation, Market Approach [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retained earnings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Retained Earnings (Accumulated Deficit), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings (Accumulated Deficit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Nonaccrual [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recorded Balance of Loans on Nonaccrual Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Full Tax-equivalent yield, One year or less (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Full Tax Equivalent Yield Maturities Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The yield on an available-for-sale government security, when the effect of reduced taxes are taken into account, for securities that mature in less than twelve months. The full tax-equivalent yield show what yield a fully taxable security would have to give, in order to be equivalent to a tax free government security.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndDueFromBanksAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and due from banks:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndDueFromBanksAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Due from Banks [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Tax Equivalent Yield Maturities Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Tax Equivalent Yield Maturities Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Full tax-equivalent yield, One year or less</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization, Consolidation and Presentation of Financial Statements [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired, Financial Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee Operating Lease Liability Payments Due After Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lessee operating lease liability payments due after year four.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leases [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredCompensationArrangementWithIndividualSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock issued during period, shares, deferred compensation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredCompensationArrangementWithIndividualSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Compensation Arrangement with Individual, Shares Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Noncash or Part Noncash Acquisition, Value of Assets Acquired, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncash or Part Noncash Acquisition, Value of Assets Acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of assets acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amendment Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeSecuritiesTaxable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Taxable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherSignificantNoncashTransactionValueOfConsiderationGiven1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherSignificantNoncashTransactionValueOfConsiderationGiven1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Significant Noncash Transaction, Value of Consideration Given</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfOtherOperatingCostAndExpenseByComponentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Components of Lease Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfOtherOperatingCostAndExpenseByComponentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Other Operating Cost and Expense, by Component [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CommercialAndMultifamilyPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial And Multifamily Portfolio Segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CommercialAndMultifamilyPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial And Multifamily Portfolio Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CommercialAndMultifamilyPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial and multifamily portfolio segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities and stockholders&#8217; equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseSubordinatedNotesAndDebentures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Subordinated Notes and Debentures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseSubordinatedNotesAndDebentures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on subordinated debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Postal Zip Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubstandardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Substandard</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubstandardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Substandard [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Pro Forma Information, Pro Forma Earnings Per Share, Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointOneFiveMaturingOnOctoberThreeTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 1.15% - Maturity Date October 3, 2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointOneFiveMaturingOnOctoberThreeTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate One Point One Five Maturing On October Three Two Thousand Twenty Nine [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointOneFiveMaturingOnOctoberThreeTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate one point one five maturing on October three two thousand twenty nine.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for loan losses [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CommercialAndIndustrialPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial And Industrial Portfolio Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CommercialAndIndustrialPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial And Industrial Portfolio Segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CommercialAndIndustrialPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Commercial and Industrial Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CommercialAndIndustrialPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial and Industrial Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableNonaccrualNoAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable, Nonaccrual, No Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableNonaccrualNoAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Nonaccrual, No Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestReceivableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestReceivableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Receivable Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestReceivableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the interest receivable from third parties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointFourTwoMaturingOnAugustNineTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Two Point Four Two Maturing On August Nine Two Thousand Twenty Seven [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointFourTwoMaturingOnAugustNineTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point four two maturing on August nine two thousand twenty seven.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointFourTwoMaturingOnAugustNineTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.42% - Maturity Date August 9, 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LoanToValueRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum loan-to-value ratio (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LoanToValueRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan To Value Ratio</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LoanToValueRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of the mortgage loan as a percentage of the total appraised value of the real property. Loan-to-value is one of the key risk factors that lenders assess when qualifying borrowers for a mortgage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingRelationshipDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Relationship</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingRelationshipDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Relationship [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Fair Value Derivative Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Available For Sale Securities [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AmortizationExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate amortization expense:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AmortizationExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization Expense [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AmortizationExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amortization expense.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerMortgageBanking_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage banking revenue, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerMortgageBanking_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Contract With Customer Mortgage Banking</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerMortgageBanking_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenue From Contract With Customer, Mortgage Banking</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-credit discount on acquired loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Non-credit discount on acquired loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancialEffectOfLoanModificationsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Effect of Loan Modifications</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancialEffectOfLoanModificationsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Effect Of Loan Modifications [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancialEffectOfLoanModificationsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financial effect of loan modifications</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://fasb.org/us-gaap/role/label/axisDefault">Portion at Fair Value Measurement [Member] [Default]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Disclosure Item Amounts [Default]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Portion at Fair Value Measurement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transfers out of Level 3</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Transfers out of Level 3</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hierarchy and NAV</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Per share data:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsumerPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consumer Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsumerPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consumer Portfolio Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosures of cash flow information</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Information [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Full Tax Equivalent Yield Maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The yield on an available-for-sale government security, when the effect of reduced taxes are taken into account, for securities that mature. The full tax-equivalent yield show what yield a fully taxable security would have to give, in order to be equivalent to a tax free government security.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Full Tax-equivalent yield, Total (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsSoldUnderAgreementsToRepurchaseLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets Sold Under Agreements To Repurchase [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsSoldUnderAgreementsToRepurchaseLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets Sold under Agreements to Repurchase [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill and Intangible Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill and Intangible Assets Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GrantOfRestrictedUnitsPursuantToStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Grant of restricted units pursuant to 2017 stock incentive plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GrantOfRestrictedUnitsPursuantToStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Grant Of Restricted Units Pursuant To Stock Incentive Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GrantOfRestrictedUnitsPursuantToStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Grant of restricted units pursuant to stock incentive plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalToAverageAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Leverage Capital Ratio, Actual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalToAverageAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Leverage Capital to Average Assets (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaNonInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business Acquisitions Pro Forma Non-Interest Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaNonInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisitions Pro Forma Non Interest Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaNonInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-interest expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position Location, Balance [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeSecuritiesTaxExempt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exempt from federal income tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeSecuritiesTaxExempt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income, Securities, Operating, Tax Exempt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Operating lease right-of-use assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Right of use lease assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Available-for-sale, Total Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Unrealized Loss Position</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans held for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed Loans Held for Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">usiness combination, recognized identifiable assets acquired and liabilities assumed loans held for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Weighted Average Yield Maturities After1 Through5 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Weighted Average Yield Maturities After 1 Through 5 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Weighted average yield, After 1 through 5 years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Debt Securities, Available-for-Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchases of investment securities available-for-sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed, Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfSignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of significant accounting policies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfSignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary Of Significant Accounting Policies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfSignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Significant Accounting Policies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable, Individually Evaluated for Impairment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Individually Evaluated for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes Paid, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total income taxes, net of refunds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SkilledNursingFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Skilled Nursing Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SkilledNursingFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Skilled Nursing Facility [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SkilledNursingFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Skilled nursing facility.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsToExtendCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments to Extend Credit [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfSubordinatedDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Subordinated Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfSubordinatedDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Repayments of Subordinated Debt, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfSubordinatedDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repayment of subordinated debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableWithRelatedAllowanceRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of loans with a specific allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableWithRelatedAllowanceRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, with Related Allowance, Recorded Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableWithRelatedAllowanceRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable, with related allowance, recorded investment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Leverage Capital, Well Capitalized, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Leverage Capital Required to be Well Capitalized ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments, Debt and Equity Securities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Adjustment to valuation reserve</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage servicing rights (MSR) impairment (recovery)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Servicing Rights (MSR) Impairment (Recovery)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Adjustment to valuation reserve</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositsInBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest-Bearing Deposits in Banks and Other Financial Institutions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositsInBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest-bearing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Weighted Average Yield Maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average yield for available-for-sale investment securities held by the entity with maturities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Weighted average yield, Total (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationTechniqueAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Valuation Approach and Technique</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationTechniqueAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Valuation Approach and Technique [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase in cash and cash equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointFiveTwoMaturingOnMarchOneTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 1.52% - Maturity Date March 1, 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointFiveTwoMaturingOnMarchOneTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate One Point Five Two Maturing On March One Two Thousand Twenty Seven [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointFiveTwoMaturingOnMarchOneTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate one point five two maturing on march one two thousand twenty seven.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ATMDebitCardExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">A T M Debit Card Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ATMDebitCardExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">ATM Debit Card Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ATMDebitCardExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ATM/debit card expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NetCashUsedInProvidedByAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash used In Provided By Acquisition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NetCashUsedInProvidedByAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Net cash used in provided by acquisition.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NetCashUsedInProvidedByAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash provided by acquisition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableModifiedNumberOfContracts_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Troubled debt restructurings balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableModifiedNumberOfContracts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Modified, Number of Contracts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableModifiedNumberOfContracts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable, modified, number of contracts.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of anti-dilutive shares excluded when computing diluted earnings per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Included in other comprehensive income (loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointSevenFourMaturingOnJuneFiveTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate One Point Seven Four Maturing on June Five Two Thousand Twenty Six [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointSevenFourMaturingOnJuneFiveTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate one point seven four maturing on June five two thousand twenty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointSevenFourMaturingOnJuneFiveTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 1.74% - Maturity Date June 5, 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-to-maturity, After 5 through 10 years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 5 through 10</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, par value (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Par or Stated Value Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfAdoptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfAdoptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounting Standards Update</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other comprehensive income (loss), net of taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other comprehensive income (loss), net of tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired, Deferred Tax Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Short-Term Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Repayments of Short-Term Debt, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repayment of short-term debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonEquityTierOneCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Actual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonEquityTierOneCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Equity Tier One Risk Based Capital ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointFourSixMaturingOnMayTwentyNineTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Two Point Four Six Maturing on May Twenty Nine Two Thousand Twenty Six [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointFourSixMaturingOnMayTwentyNineTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point four six maturing on may twenty nine two thousand twenty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointFourSixMaturingOnMayTwentyNineTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.46% - Maturity Date May 29, 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSecuritiesFinancingTransactionsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Securities Financing Transactions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSecuritiesFinancingTransactionsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Securities Financing Transactions [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncash or Part Noncash Acquisition, Value of Liabilities Assumed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of liabilities assumed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Other Operating Liabilities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Operating Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease in other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Amortized Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, amotized cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Amortized Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Total available-for-sale securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Available-for-sale investments, Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, at fair value (amortized cost of $1,423,969 and $1,215,813 at June 30, 2026 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Income [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointOneOneMaturingOnSeptemberElevenTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.11% - Maturity Date September 11, 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointOneOneMaturingOnSeptemberElevenTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Two Point One One Maturing On September Eleven Two Thousand Twenty Six [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointOneOneMaturingOnSeptemberElevenTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point one one maturing on September eleven two thousand twenty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FixedAssetsTransferredToOtherRealEstateOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fixed Assets Transferred to Other Real Estate Owned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FixedAssetsTransferredToOtherRealEstateOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fixed assets transferred to other real estate owned.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FixedAssetsTransferredToOtherRealEstateOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fixed assets transferred to other real estate owned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DoubtfulMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Doubtful</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DoubtfulMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Doubtful [Member]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Sale of Loans Held-for-sale, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sale of loans held for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale, Loan, Held-for-Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Estimate of Fair Value Measurement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageBasicSharesOutstandingProForma_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Basic Shares Outstanding, Pro Forma</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageBasicSharesOutstandingProForma_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basic weighted average shares outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeFederalFundsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on federal funds sold</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeFederalFundsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income, Federal Funds Sold</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current Fiscal Year End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Fiscal Year End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gains (Losses) on Sales of Other Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss on sales and write-downs of other real estate owned, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeAndFeesBankersAcceptancesCertificatesOfDepositAndCommercialPaper_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income and Fees, Bankers Acceptances, Certificates of Deposit and Commercial Paper</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeAndFeesBankersAcceptancesCertificatesOfDepositAndCommercialPaper_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on certificates of deposit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentQuarterlyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Quarterly Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentQuarterlyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Quarterly Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReceivablesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Receivables [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnallocatedFinancingReceivablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnallocatedFinancingReceivablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">All Other Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnallocatedFinancingReceivablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unallocated Financing Receivables [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SupplementalDisclosuresOfPurchasesOfCapitalStockAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosures of purchases of capital stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SupplementalDisclosuresOfPurchasesOfCapitalStockAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Disclosures Of Purchases Of Capital Stock [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SupplementalDisclosuresOfPurchasesOfCapitalStockAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Supplemental disclosures of purchases of capital stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value By Balance Sheet Grouping [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, by Balance Sheet Grouping [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealizedGainLossOnInvestmentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Realized Gain (Loss) on Investments [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealizedGainLossOnInvestmentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds From Sales of Available for Sale Investment Securities, Realized Gains and Losses and Income Tax Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, State or Province</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, State or Province</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesOriginalMaturityTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Home Loan Bank Advances, Term (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesOriginalMaturityTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank Advances Original Maturity Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesOriginalMaturityTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Federal Home Loan Bank Advances, Original Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RegulatoryCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Regulatory capital.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RegulatoryCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Regulatory Capital [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Comprehensive income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ScheduleOfReconciliationOfPurchasePricePaidForAcquisitionAndGoodwillRecordedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Reconciliation of Purchase Price Paid for Acquisition and Goodwill Recorded</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ScheduleOfReconciliationOfPurchasePricePaidForAcquisitionAndGoodwillRecordedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Reconciliation Of Purchase Price Paid For Acquisition And Goodwill Recorded Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ScheduleOfReconciliationOfPurchasePricePaidForAcquisitionAndGoodwillRecordedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of reconciliation of purchase price paid for acquisition and goodwill recorded.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Unrealized Gains</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleAndHeldForMaturitySecuritiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available for Sale and Held for Maturity Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleAndHeldForMaturitySecuritiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale And Held For Maturity Securities Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleAndHeldForMaturitySecuritiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular disclosure of available-for-sale and held-for-maturity securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ScheduleOfAmountsReclassifiedFromAccumulatedOtherComprehensiveIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Amounts Reclassified From Accumulated Other Comprehensive Income Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ScheduleOfAmountsReclassifiedFromAccumulatedOtherComprehensiveIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of amounts reclassified from accumulated other comprehensive income table text block.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ScheduleOfAmountsReclassifiedFromAccumulatedOtherComprehensiveIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Amounts Reclassified from Accumulated Other Comprehensive income (loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accrued Interest Receivable, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease in accrued interest receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LoanReceivableTimePeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans receivable, time period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LoanReceivableTimePeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Receivable Time Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LoanReceivableTimePeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Specifies the time period covered by the loan receivable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InternalCreditAssessmentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Internal Credit Assessment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InternalCreditAssessmentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Internal Credit Assessment [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Full Tax Equivalent Yield Maturities After1 Through5 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The yield on an available-for-sale government security, when the effect of reduced taxes are taken into account, for securities that mature after one through five years. The full tax-equivalent yield show what yield a fully taxable security would have to give, in order to be equivalent to a tax free government security.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Full Tax-equivalent yield, After 1 through 5 years (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DueFromBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-interest-bearing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DueFromBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due from Banks</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfessionalFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Legal and professional</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfessionalFees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Professional Fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Other Comprehensive Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The face amount of Commercial Operating financial assets, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosure Off Balance Sheet Risks Face Amount Asset Commercial Operating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial operating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Purchased with Credit Deterioration, Increase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Initial allowance on acquired loans with deterioration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Assets, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred tax asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NetOtherRealEstateOwnedIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net other real estate owned expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NetOtherRealEstateOwnedIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Other Real Estate Owned Income Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NetOtherRealEstateOwnedIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Net Other Real Estate Owned (Income) Expense including cost of acquiring and holding real estate for sale, net gain (loss) resulting from sales and other disposals of real estate, and write-downs of other real estate owned after acquisition or physical possession.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FirstMidBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">First Mid Bank [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FirstMidBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">First Mid Bank [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FirstMidBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">First Mid Bank</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held to maturity securities, 12 months or longer, unrealized losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareProFormaAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareProFormaAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Pro Forma [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointFourSixMaturingOnFebruarySevenTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Three Point Four Six Maturing On February Seven Two Thousand Thirty [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointFourSixMaturingOnFebruarySevenTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate three point four six maturing on february seven two thousand thirty.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointFourSixMaturingOnFebruarySevenTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 3.46% - Maturity Date February 7, 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Operating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total interest expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net interest income after provision for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income (Expense), after Provision for Loan Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_Nonrule10B51Arrmodifiedflag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">NonRule10b51ArrModifiedFlag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_Nonrule10B51Arrmodifiedflag_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Non rule 10b51 arr modified flag.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_Nonrule10B51Arrmodifiedflag_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Rule 10b5-1 Arrangement Modified</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnCashSurrenderValueOfBankOwnedLifeInsurance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Cash Surrender Value of Bank Owned Life Insurance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnCashSurrenderValueOfBankOwnedLifeInsurance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Gain (loss) on cash surrender value of bank owned life insurance.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnCashSurrenderValueOfBankOwnedLifeInsurance_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gain on cash surrender value of bank owned life insurance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired, Prepaid Expense and Other Asset, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities pledged to Repurchase Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Weighted average yield, One year or less (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Weighted Average Yield Maturities Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average yield for available-for-sale investment securities held by the entity with maturities of one year or less.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilityNotionalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Liability, Notional Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilityNotionalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Notional Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Debt Securities, Available-for-Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Proceeds from sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sales of investment securities available-for-sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonEquityTierOneCapitalRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Common Equity Tier 1 Risk-Based Capital Ratio, Actual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonEquityTierOneCapitalRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Equity Tier One Risk Based Capital To RWA (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">AOCI Attributable to Parent [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Other Comprehensive Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accumulated Other Comprehensive Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsThreeYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Current Period Gross Writeoffs Three Years Before Latest Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsThreeYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Current Period Gross Writeoffs Three Years Before Latest Fiscal Year.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsThreeYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current period gross write-offs, three year before current fiscal year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NumberOfExpectedDaysToFundCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of expected days until commitments to originate credit are funded.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NumberOfExpectedDaysToFundCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Expected Days To Fund Commitments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NumberOfExpectedDaysToFundCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of expected days to fund commitments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-Lived Intangible Assets, Major Class Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ShortTermLeaseCostReimbursement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term lease cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ShortTermLeaseCostReimbursement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Lease, Cost (Reimbursement)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ShortTermLeaseCostReimbursement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Short term lease, cost (reimbursement).</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PublicSecuritiesAssociationStandardPrepaymentModelRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Public securities association standard prepayment model rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PublicSecuritiesAssociationStandardPrepaymentModelRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Public Securities Association Standard Prepayment Model Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PublicSecuritiesAssociationStandardPrepaymentModelRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PSA standard prepayment model rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Common, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Treasury stock (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">FHLB Advances [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NonResidentialBuildingsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-residential Buildings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NonResidentialBuildingsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non Residential Buildings [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NonResidentialBuildingsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Non residential buildings.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateDerivativeAssetsAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Derivative assets: interest rate swaps</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateDerivativeAssetsAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative assets, Interest rate swaps</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateDerivativeAssetsAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Derivative Assets, at Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationConsiderationTransferred1_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total consideration paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationConsiderationTransferred1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Consideration Transferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationConsiderationTransferred1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total consideration paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationConsiderationTransferred1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Purchase price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBufferToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tier One Risk Based Capital Required For Capital Adequacy With Buffer To Risk Weighted Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBufferToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tier one risk based capital required for capital adequacy with buffer to risk weighted assets.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBufferToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Risk Based Capital Required for Capital Adequacy with Capital Buffer to RWA (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Core deposit intangible</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Finite-Lived</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_EstimatedAmortizationExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated amortization expense:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_EstimatedAmortizationExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Estimated Amortization Expense [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_EstimatedAmortizationExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Estimated Amortization Expense [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DerivativeInstrumentsGainLossAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments Gain Loss [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DerivativeInstrumentsGainLossAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Derivative Instruments, Gain (Loss) [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HedgedInstrumentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedged Instruments [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HedgedInstrumentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Hedged Instruments [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LifeInsuranceCorporateOrBankOwnedChangeInValue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Change in cash surrender value of bank owned life insurance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LifeInsuranceCorporateOrBankOwnedChangeInValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Life Insurance, Corporate or Bank Owned, Change in Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Assets, Estimated Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset, Subject to Master Netting Arrangement, before Offset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year before current fiscal year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Loans Secured by Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestExpenseFederalHomeLoanBankAdvancesShortAndLongTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on FHLB borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestExpenseFederalHomeLoanBankAdvancesShortAndLongTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense Federal Home Loan Bank Advances Short And Long Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestExpenseFederalHomeLoanBankAdvancesShortAndLongTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest expense incurred during the reporting period on short-term and long-term borrowings associated with Federal Home Loan Bank advances.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Tax Equivalent Yield Maturities After5 Through10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Tax Equivalent Yield Maturities After 5 Through 10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Full tax-equivalent yield, After 5 through 10 years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Home Loan Bank, Advances, Interest Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank, Advance, Branch of FHLBank, Interest Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of intangible assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Intangible Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">For period 01/01/26-06/30/26</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Level 3</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Unobservable Inputs (Level 3)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 3 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsNonrecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Nonrecurring</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsNonrecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Nonrecurring [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfOtherDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Other Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfOtherDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repayment of other borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired, Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets Measured at Fair Value on Recurring Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Acquisitions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-to-maturity: [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Fair Value to Amortized Cost, after Allowance for Credit Loss [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value of Investments with Sustained Gross Unrealized Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubleaseIncome_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Income from subleases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubleaseIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sublease Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Operating and Nonoperating [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-to-maturity, securities in unrealized loss positions, qualitative disclosure, number of positions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax benefit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtCoverageRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt coverage ratio</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtCoverageRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Coverage Ratio</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtCoverageRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The ratio used to analyze the amount of debt that can be supported by the cash flow generated from the property. The calculation is the net income generated by the property divided by the commercial mortgage payment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and contingent liabilities (Note 12)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredCompensationShareBasedPaymentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred Compensation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredCompensationShareBasedPaymentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Compensation, Share-Based Payments [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointThreeNineMaturingOnDecemberThirtyOneTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 1.39% - Maturity Date December 31, 2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointThreeNineMaturingOnDecemberThirtyOneTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate One Point Three Nine Maturing On December Thirty One Two Thousand Twenty Nine [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointThreeNineMaturingOnDecemberThirtyOneTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate one point three nine maturing on December thirty one two thousand twenty nine.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BlackhawkBancorpIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Blackhawk Bancorp, Inc</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BlackhawkBancorpIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Blackhawk Bancorp, Inc [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BlackhawkBancorpIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Blackhawk Bancorp, Inc</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Total lease liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Operating lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total lease liabilites</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillPurchaseAccountingAdjustments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill, Measurement Period Adjustment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillPurchaseAccountingAdjustments_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfChangesInProvisionalAmountsRecordedDuringTheMeasurementPeriodTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Changes in Provisional Amounts Recorded During the Measurement Period [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfChangesInProvisionalAmountsRecordedDuringTheMeasurementPeriodTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of changes in provisional amounts recorded during the measurement period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfChangesInProvisionalAmountsRecordedDuringTheMeasurementPeriodTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Changes in Provisional Amounts Recorded During the Measurement Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAmortizationAndAccretionNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Depreciation, Amortization and Accretion, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAmortizationAndAccretionNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation, amortization and accretion, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAmortizationAndAccretionNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation, Amortization and Accretion, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleRestricted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt securities, available-for-sale, restricted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleRestricted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Restricted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesShortAndLongTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Home Loan Bank Advances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesShortAndLongTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank Advances Short And Long Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesShortAndLongTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Short-term and long-term Federal Home Loan Bank borrowings.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesShortAndLongTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Gross FHLB borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AdjustmentsOnDividendsCommonStockCash_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments on Dividends Common Stock Cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AdjustmentsOnDividendsCommonStockCash_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Adjustments on dividends common stock cash.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AdjustmentsOnDividendsCommonStockCash_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cash dividends on common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgedAssetFairValueHedgeCumulativeIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Amount of the Hedged Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgedAssetFairValueHedgeCumulativeIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedged Asset, Fair Value Hedge, Cumulative Increase (Decrease)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DescriptionOfRegulatoryRequirementsCapitalAdequacyPurposes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Description of Regulatory Requirements, Capital Adequacy Purposes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DescriptionOfRegulatoryRequirementsCapitalAdequacyPurposes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Description of regulatory requirements, capital adequacy purposes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ThresholdsPercentageOfTotalCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thresholds percentage of total capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ThresholdsPercentageOfTotalCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Thresholds Percentage of Total Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ThresholdsPercentageOfTotalCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Thresholds percentage of total capital.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total interest income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest and Dividend Income, Operating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Owner Occupied</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Owner Occupied [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Owner occupied.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prior</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Originated, More than Five Years before Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TwoRiversBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Rivers Bank [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TwoRiversBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Two rivers bank.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TwoRiversBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Two Rivers Bank</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net interest income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income (Expense), Operating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestExpenseOtherShortTermBorrowingsNetOfIntercompanyAdjustments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on other borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestExpenseOtherShortTermBorrowingsNetOfIntercompanyAdjustments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense Other Short Term Borrowings Net Of Intercompany Adjustments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestExpenseOtherShortTermBorrowingsNetOfIntercompanyAdjustments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest expense other short term borrowings net of intercompany adjustments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gross loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financing Receivable, before Allowance for Credit Loss, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired, Cash and Cash Equivalent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and due from banks</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableLoanModificationsWeightedAverageInterestRateReduction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Interest Rate Reduction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableLoanModificationsWeightedAverageInterestRateReduction_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Loan Modifications Weighted Average Interest Rate Reduction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableLoanModificationsWeightedAverageInterestRateReduction_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable, loan modifications weighted average interest rate reduction.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Held-to-maturity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-to-maturity, at amortized cost (estimated fair value of $2,265 and $2,288 at June 30, 2026 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Loans&gt; 90 Days and Accruing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, 90 Days or More Past Due, Still Accruing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Term Debt, Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CashPaidDuringPeriodForAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash paid during period for.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CashPaidDuringPeriodForAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Paid During Period For [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CashPaidDuringPeriodForAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid (received) during the period for:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Basic, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average common shares outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAcquiredDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Adjusted goodwill</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAcquiredDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill acquired during period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAcquiredDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill, Acquired During Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CertificatesOfDepositInvestmentsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Certificates of deposit investments fair value disclosure.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CertificatesOfDepositInvestmentsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Certificates Of Deposit Investments Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CertificatesOfDepositInvestmentsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Certificates of deposit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesOperatingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leases, Operating [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesOperatingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leases, Operating [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Available-for-sale, 12 months or longer, Unrealized losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">12 months or longer, unrealized losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnDeathBenefitPaidFromBankOwnedLifeInsurance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (loss) on death benefit paid from bank owned life insurance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnDeathBenefitPaidFromBankOwnedLifeInsurance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Gain (loss) on death benefit paid from bank owned life insurance.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnDeathBenefitPaidFromBankOwnedLifeInsurance_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gain on death benefit paid from bank owned life insurance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RepurchaseAgreementsAndOtherBorrowingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repurchase Agreements And Other Borrowings [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RepurchaseAgreementsAndOtherBorrowingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Repurchase Agreements And Other Borrowings.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansReceivableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans net of allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansReceivableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Receivable, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Risk-Based Capital Ratio, Actual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Risk Based Capital to RWA (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Securities Sold under Agreements to Repurchase, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold under Agreements to Repurchase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repurchase agreements with customers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_IN_lbl" xlink:role="http://www.xbrl.org/2003/role/label">INDIANA</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_IN_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">State of Indiana</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfPurchasedCreditDeterioratedPCDLoansTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Purchased Credit Deteriorated P C D Loans Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfPurchasedCreditDeterioratedPCDLoansTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of purchased credit deteriorated (PCD) loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfPurchasedCreditDeterioratedPCDLoansTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Loans Purchased</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Pro Forma Information, Pro Forma Earnings Per Share, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax effect</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Reclassification adjustment for realized gains (losses) included in net income, taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Income tax benefit (expense)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableLoanModificationsWeightedAverageTermExtension_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Term Extension (in months)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableLoanModificationsWeightedAverageTermExtension_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Loan Modifications Weighted Average Term Extension</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableLoanModificationsWeightedAverageTermExtension_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable, loan modifications weighted average term extension.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basis of Accounting and Consolidation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis of Accounting, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansReceivableHeldForSaleAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Held-for-Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansReceivableHeldForSaleAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less: loans held for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Stockholders' Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationConsiderationAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationConsiderationAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Consideration Allowance for Credit Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationConsiderationAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination consideration allowance for credit losses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross Unrealized (Losses)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Tax Equivalent Yield Maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Tax Equivalent Yield Maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Full tax-equivalent yield, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">For period 07/01/26-12/31/26</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision (release) for credit loss expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationTechniqueDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Valuation Approach and Technique</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationTechniqueDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Valuation Approach and Technique [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InternalCreditAssessmentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Internal Credit Assessment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InternalCreditAssessmentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Internal Credit Assessment [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Premises and equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Treasury Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Common [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Allowance for Credit Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Allowance for credit losses, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Allowance for credit losses, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNotePayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Note payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNotePayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Note Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNotePayable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination, recognized identifiable assets acquired and liabilities assumed, note payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosures [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disclosures of Fair Values of Financial Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MortgageServicingRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Mortgage servicing rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MortgageServicingRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage Servicing Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MortgageServicingRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Servicing Rights [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MortgageServicingRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Mortgage Servicing Rights [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireHeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Held-to-Maturity Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireHeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of investment securities held-to-maturity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableGrossExcludingLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans and leases receivable gross excluding loans held for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableGrossExcludingLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Gross Excluding Loans Held For Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableGrossExcludingLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes Loans held-for-sale and loans and leases covered under loss sharing agreements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableGrossExcludingLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total gross loans held for investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_JuniorSubordinatedDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Junior Subordinated Debentures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_JuniorSubordinatedDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Junior Subordinated Debt [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Defined Benefit Plans Adjustment Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ExtendedMaturityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Term Extension Modifications</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ExtendedMaturityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Extended Maturity [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Risk Based Capital Required to be Well Capitalized ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Risk-Based Capital, Well Capitalized, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments and Hedging Activities Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalRequiredToBeWellCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Total Risk-Based Capital, Well Capitalized, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalRequiredToBeWellCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital Required to be Well Capitalized ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TwoRiversFinancialGroupIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Two Rivers Financial Group, Inc</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TwoRiversFinancialGroupIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Rivers Financial Group, Inc [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_TwoRiversFinancialGroupIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Two Rivers Financial Group, Inc.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsAndFederalFundsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash and cash equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsAndFederalFundsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalents, and Federal Funds Sold</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Other Operating Assets, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Operating Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease in other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Origination of loans held for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payment for Origination, Loan, Mortgage, Held-for-Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale investments, After ten years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoanRestructuringModificationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Restructuring Modification [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ForeclosedAssetsHeldForSaleMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreclosed Assets Held-for-sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ForeclosedAssetsHeldForSaleMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Foreclosed Assets Held For Sale [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ForeclosedAssetsHeldForSaleMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Foreclosed assets held for sale.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointOneTwoMaturingOnOctoberThreeTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 1.12% - Maturity Date October 3, 2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointOneTwoMaturingOnOctoberThreeTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate One Point One Two Maturing On October Three Two Thousand Twenty Nine [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointOneTwoMaturingOnOctoberThreeTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate one point one two maturing on October three two thousand twenty nine.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lessee, Operating Lease, Liability, Payment, Due [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Liability Assumed, Liability [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Other Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sales of other real property owned, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OneToFourFamilyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1-4 Family</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OneToFourFamilyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">One To Four Family [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OneToFourFamilyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">One to four family.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current fiscal year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year One, Originated, Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral Held</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collateral Held [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerListsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Customer List Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerListsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerListsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Intangibles and Primarily Customer Lists</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrincipalForgivenessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal Forgiveness</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrincipalForgivenessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Principal Forgiveness [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PastDueFinancingReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Past Due [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PastDueFinancingReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan Portfolio, on Amortized Cost Basis, Aging Analysis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Issuances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Regulatory Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Regulatory Capital Requirements under Banking Regulations [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ConstructionAndLandDevelopmentPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Construction and Land Development</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ConstructionAndLandDevelopmentPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Construction and Land Development</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ConstructionAndLandDevelopmentPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Construction And Land Development Portfolio Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ConstructionAndLandDevelopmentPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Construction and land development portfolio segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdateExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Supplemental Balance Sheet Information</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Supplemental Balance Sheet Information Related To Leases Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of supplemental balance sheet information related to leases.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, (Sales), Issuances, (Settlements) [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchases, issuances, sales and settlements:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsTwoYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Current Period Gross Writeoffs Two Years Before Latest Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsTwoYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Current Period Gross Writeoffs Two Years Before Latest Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsTwoYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current period gross write-offs, two year before current fiscal year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PercentageInvestmentBookValueExceedsStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage investment book value exceeds stockholders' equity (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PercentageInvestmentBookValueExceedsStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Investment Book Value Exceeds Stockholders Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PercentageInvestmentBookValueExceedsStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage investment book value exceeds stockholders' equity.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Security Exchange Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Exchange Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Expense, Deposits, Total</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_StockIssuedDuringPeriodValueStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period value stock incentive plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other expense:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Expense [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Securities Sold under Agreements to Repurchase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on repurchase agreements with customers</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OtherBorrowingsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Borrowings Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OtherBorrowingsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other borrowings fair value disclosure.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonEquityTierOneCapitalRequiredToBeWellCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Well Capitalized, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonEquityTierOneCapitalRequiredToBeWellCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Equity Tier One Risk Based Capital Required to Be Well Capitalized ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income before income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromOtherDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Other Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromOtherDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from other borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialAssetNotPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialAssetNotPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Not Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAndIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill and Intangible Assets, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAndIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill And Intangible Assets Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAndIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill and intangible assets accumulated amortization.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued interest receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination, recognized identifiable assets acquired and liabilities assumed, accrued interest receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CoreDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Core Deposit Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CoreDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Core Deposits [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Paid, Excluding Capitalized Interest, Operating Activity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Basis [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfPremisesAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Adjustments Of Premises And Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfPremisesAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill adjustments of premises and equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfPremisesAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Premises and equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtSecuritiesHeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-to-maturity, securities in unrealized loss positions, qualitative disclosure, number of positions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtSecuritiesHeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtSecuritiesHeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt securities held to maturity securities in unrealized loss positions qualitative disclosure number of positions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hierarchy and NAV</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net unrealized losses on securities available-for-sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Disposition of Property Plant Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gain (Loss) on Disposition of Property Plant Equipment, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss (gain) on sale of premises and equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointZeroOneMaturingOnAugustTwoTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.01% - Maturity Date August 2, 2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointZeroOneMaturingOnAugustTwoTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Two Point Zero One Maturing On August Two Two Thousand Twenty Nine [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointZeroOneMaturingOnAugustTwoTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point zero ONE maturing on August two two thousand twenty nine.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationCommonStockIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common stock consideration value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationCommonStockIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Common Stock Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationCommonStockIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination contingent consideration arrangements change in amount of contingent consideration common stock issued.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationCommonStockIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock issued (2,539,831 shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average amortization period of intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointOneSixMaturingOnAugustFourteenTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 3.16% - Maturity Date August 14, 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointOneSixMaturingOnAugustFourteenTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Three Point One Six Maturing On August Fourteen Two Thousand Thirty [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointOneSixMaturingOnAugustFourteenTwoThousandThirtyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate three point one six maturing on august fourteen two thousand thirty.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired, Asset [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SecuritiesSoldUnderAgreementsToRepurchaseWeightedAverageRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities sold under agreements to repurchase weighted average rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SecuritiesSoldUnderAgreementsToRepurchaseWeightedAverageRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold Under Agreements To Repurchase Weighted Average Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SecuritiesSoldUnderAgreementsToRepurchaseWeightedAverageRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities Sold Under Agreements to Repurchase Weighted Average Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_OtherPropertyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Property [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_OtherPropertyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Property Types</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other comprehensive income (loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of securities in unrealized loss positions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Maturities, Prepayments and Calls of Other Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from maturities of certificates of deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Weighted Average Yield Maturities After5 Through10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average yield for available-for-sale investment securities held by the entity with maturities after five through ten years.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Weighted average yield, After 5 through 10 years (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Components of Accumulated Other Comprehensive loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnRepaymentOfSubordinatedDebentures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (loss) on repayment of subordinated debentures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnRepaymentOfSubordinatedDebentures_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Gain (loss) on repayment of subordinated debentures.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnRepaymentOfSubordinatedDebentures_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss on repayment of subordinated debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdvancesFromFederalHomeLoanBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Advance from Federal Home Loan Bank, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdvancesFromFederalHomeLoanBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Advance from Federal Home Loan Bank</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdvancesFromFederalHomeLoanBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NondesignatedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Not Designated as Hedging Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NondesignatedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Not Designated as Hedging Instrument [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Asset, Aging</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Aging [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointNineFiveMaturingOnJuneTwentyNineTwoThousandTwentyEightMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Three Point Nine Five Maturing On June Twenty Nine Two Thousand Twenty Eight [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointNineFiveMaturingOnJuneTwentyNineTwoThousandTwentyEightMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate three point eight two maturing on june twenty nine two thousand twenty eight.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointNineFiveMaturingOnJuneTwentyNineTwoThousandTwentyEightMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 3.95% - Maturity Date June 29, 2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Deposits, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net increase in deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of portfolio</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Fair Value, off-Balance-Sheet Risks [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Off-balance Sheet Financial Instruments Whose Contract Amounts Represent Credit Risk</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-to-maturity, One Year or less</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MultifamilyResidentialPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Multifamily Residential Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MultifamilyResidentialPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Multifamily Residential Properties [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MultifamilyResidentialPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Property that is used to house multifamilies, such as an apartment complex.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities sold under agreements to repurchase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePropertiesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Properties [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative liabilities, Interest rate swaps</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Derivative Liabilities, at Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Derivative liabilities: interest rate swaps</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Credit Quality Indicators [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Risk Profile of Loan Portfolio Based on Risk Rating Category and Payment Activity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Finite-Lived Intangible Assets, Gross, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible Assets, Gross Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_IL_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">State of Illinois</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_IL_lbl" xlink:role="http://www.xbrl.org/2003/role/label">ILLINOIS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Available-for-sale, Less than 12 months, Unrealized Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value measurement with unobservable inputs reconciliation recurring basis asset maturities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Diluted weighted average common shares outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Act File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_FinancingReceivableBeforeAllowanceForCreditLossToTotalPercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, before Allowance for Credit Loss, to Total, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_FinancingReceivableBeforeAllowanceForCreditLossToTotalPercent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Percent of total loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Dividends paid on common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments of Ordinary Dividends, Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized gains (losses) on available-for-sale securities, net of taxes of ($1,476) and ($1,744) for three months ended June 30, 2026 and 2025, respectively and $1,301 and ($4,338) for the six months ended June 30, 2026 and 2025, respectively</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketingAndAdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Marketing and Advertising Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketingAndAdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Marketing and donations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketingAndAdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Marketing and Advertising Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Assets, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Derivative Instruments, Gain (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments, Gain (Loss) [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cover [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current tax liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Taxes Payable, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Taxes Payable, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital Required for Capital Adequacy to RWA (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Total Risk-Based Capital Ratio, Capital Adequacy, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubordinatedDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subordinated Debt [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubordinatedDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subordinated Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Realized loss on available-for-sale securities, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Realized gain (loss) on available-for-sale securities, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Asset, Aging</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Aging [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Derivative, Gain (Loss) on Derivative, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Gain (Loss) on Derivative, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gain (Loss) on Derivatives</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateAcquiredThroughForeclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Real estate acquired through foreclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateAcquiredThroughForeclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Acquired Through Foreclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateAcquiredThroughForeclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other real estate owned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Weighted Average Yield Maturities After1 Through5 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average yield for available-for-sale investment securities held by the entity with maturities after one through five years.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Weighted average yield, After 1 through 5 years (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Operating Segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of operating segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_WI_lbl" xlink:role="http://www.xbrl.org/2003/role/label">WISCONSIN</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_WI_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">State of Wisconsin</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DeferredCompensationAdjustmentsRelatingToTreasuryStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred compensation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DeferredCompensationAdjustmentsRelatingToTreasuryStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Compensation Adjustments Relating To Treasury Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DeferredCompensationAdjustmentsRelatingToTreasuryStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred compensation adjustments relating to treasury stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Issued During Period, Shares, Acquisitions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Acquisitions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GrossLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total lease cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GrossLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gross Lease Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GrossLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Gross lease cost.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ReleaseOfRestrictedStockUnitsPursuantToStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Release of restricted units pursuant to 2017 stock incentive plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ReleaseOfRestrictedStockUnitsPursuantToStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Release Of Restricted Stock Units Pursuant To Stock Incentive Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ReleaseOfRestrictedStockUnitsPursuantToStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Release of restricted stock units pursuant to stock incentive plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InsuranceCommissionsAndFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Insurance commissions</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Tax Equivalent Yield Maturities After 10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Full tax-equivalent yield, After ten years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income available to common stockholders</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfCumulativeBasisAdjustmentOfFairValueHedgesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of cumulative basis adjustment of fair value hedges.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning balance</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-lived intangible assets, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Total Risk-Based Capital Ratio, Well Capitalized, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital Required to be Well Capitalized to RWA (%)</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Maturities of Lease Liabilities</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnDispositionOfAssets1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gain on sale of office building</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfDeferredTaxAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Adjustments Of Deferred Tax Assets</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities assumed</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonrecurringAdjustmentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Pro Forma Information, Nonrecurring Adjustment [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Construction and Land Development</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillPurchaseAccountingAdjustmentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less purchase accounting adjustments:</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillPurchaseAccountingAdjustmentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill purchase accounting adjustments.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OtherCollateralAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying Amount</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CommercialIndustrialAndOtherPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Industrial And Other Portfolio Segment</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CommercialIndustrialAndOtherPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial industrial and other portfolio segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Weighted Average Yield Maturities After10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Weighted Average Yield Maturities After 10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Weighted average yield, After ten years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Common Stock, Shares, Outstanding, Ending Balance</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Transition Report</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held-to-maturity securities</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leases</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">For year ended 12/31/29</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Cash Flows [Abstract]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointThreeEightMaturingOnAugustSixTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point three eight maturing on August six two thousand twenty seven.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointThreeEightMaturingOnAugustSixTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.38% - Maturity Date August 6, 2027</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalRealEstateLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Farm</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalRealEstateLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans or extension of credit secured by farms.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financing Receivable, Unamortized Loan Cost (Fee) and Purchase Premium (Discount), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net deferred loan fees, premiums and discounts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Unamortized Loan Cost (Fee) and Purchase Premium (Discount)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AssistedLivingFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assisted Living Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AssistedLivingFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assisted Living Facility [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AssistedLivingFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Assisted living facility.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net income available to common stockholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_MO_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">State of Missouri</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_MO_lbl" xlink:role="http://www.xbrl.org/2003/role/label">MISSOURI</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtAndEquitySecuritiesGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt and Equity Securities, Gain (Loss), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtAndEquitySecuritiesGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt and Equity Securities, Gain (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtAndEquitySecuritiesGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Realized loss on available-for-sale securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtAndEquitySecuritiesGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities gains (losses), net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MortgageServicingRightsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Servicing Rights [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MortgageServicingRightsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Mortgage Servicing Rights [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Weighted Average Yield Maturities After10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average yield for available-for-sale investment securities held by the entity with maturities after ten years.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Weighted average yield, After ten years (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Intangible Assets, Net (Excluding Goodwill), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets, Net (Excluding Goodwill)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HotelsAndMotelsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hotels and Motels</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HotelsAndMotelsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hotels and Motels [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HotelsAndMotelsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Hotels and motels.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Operating lease payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating cash flows used on operating leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointSixEightMaturingOnJulyTwentyTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 3.68% - Maturity Date July 20, 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointSixEightMaturingOnJulyTwentyTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Three Point Six Eight Maturing On July Twenty Two Thousand Twenty Six [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointSixEightMaturingOnJulyTwentyTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate three point six eight maturing on July twenty two thousand twenty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Document Fiscal Year Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Year Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill accumulated amortization.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Full Tax-equivalent yield, After 5 through 10 years (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Full Tax Equivalent Yield Maturities After5 Through10 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter5Through10Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The yield on an available-for-sale government security, when the effect of reduced taxes are taken into account, for securities that mature after five through ten years. The full tax-equivalent yield show what yield a fully taxable security would have to give, in order to be equivalent to a tax free government security.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedLiabilityAssumedCustomerListIntangible_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer list intangible</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedLiabilityAssumedCustomerListIntangible_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Liability Assumed, Customer List Intangible</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedLiabilityAssumedCustomerListIntangible_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination, recognized liability assumed, customer list intangible</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from investing activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Leverage Capital Ratio, Well Capitalized, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Leverage Capital Required to be Well Capitalized to Average Assets (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, off-Balance-Sheet Risk [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Fair Value Off Balance Sheet Risks [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetHomeEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The face amount of Home Equity financial assets, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetHomeEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosure Off Balance Sheet Risks Face Amount Asset Home Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetHomeEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Home equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointEightOneMaturingOnJanuaryTwentyNineTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate One Point Eight One Maturing On January Twenty Nine Two Thousand Twenty Seven [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointEightOneMaturingOnJanuaryTwentyNineTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate one point eight one maturing on January twenty nine two thousand twenty seven.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointEightOneMaturingOnJanuaryTwentyNineTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 1.81% - Maturity Date January 29, 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Intangible Assets Amortization Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets Amortization Expense [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivablesModificationsDuringPeriodBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivables, Modifications during Period, Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivablesModificationsDuringPeriodBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivables Modifications During Period Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivablesModificationsDuringPeriodBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivables, Modifications during Period, Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfInsuranceCompanyIntangible_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill adjustments of insurance company intangible.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfInsuranceCompanyIntangible_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Adjustments Of Insurance Company Intangible</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfInsuranceCompanyIntangible_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Insurance Company intangible</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business Combination: Approximate Deposits to be acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Recognized Identifiable Assets Acquiredand Liabilities Assumed Deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Change in acquired time deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IndustrialAndWarehouseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Industrial and Warehouse</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IndustrialAndWarehouseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Industrial and Warehouse [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IndustrialAndWarehouseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Industrial and warehouse.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Liabilities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfGrossCommercialRealEsateLoansByPropertyTypeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Gross Commercial Real Esate Loans by Property Type [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfGrossCommercialRealEsateLoansByPropertyTypeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of gross commercial real esate loans by property type.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfGrossCommercialRealEsateLoansByPropertyTypeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Gross Commercial Real Estate Loans by Property Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosures [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Debt Obligations [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of shares pursuant to the acquisition</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialStandbyLetterOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Standby Letter of Credit [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePropertiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Property Ownership [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_FL_lbl" xlink:role="http://www.xbrl.org/2003/role/label">FLORIDA</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_FL_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">State of Florida</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAssetsSoldUnderAgreementsToRepurchaseTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Assets Sold Under Agreements To Repurchase [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAssetsSoldUnderAgreementsToRepurchaseTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Sold under Agreement to Repurchase [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net assets acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Pro Forma Information [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unaudited Pro Forma Condensed Combined Financial Information</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateZeroPointEightThreeMaturingOnFebruaryFourteenTwoThousandThirtyOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 0.83% - Maturity Date February 14, 2031</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateZeroPointEightThreeMaturingOnFebruaryFourteenTwoThousandThirtyOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Zero Point Eight Three Maturing On February Fourteen Two Thousand Thirty One [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateZeroPointEightThreeMaturingOnFebruaryFourteenTwoThousandThirtyOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate zero point eight three maturing on February fourteen two thousand thirty one.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CustomerListIntangibleAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer List Intangible Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CustomerListIntangibleAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Customer list intangible assets.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CustomerListIntangibleAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer List Intangible</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Available-for-sale securities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale: [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Assets, Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets, Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ResidentialBuildingsAndDwellingsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Residential Buildings and Dwellings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ResidentialBuildingsAndDwellingsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Residential Buildings And Dwellings [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_ResidentialBuildingsAndDwellingsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Residential buildings and dwellings.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subordinated debt, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Instrument, Fair Value Disclosure, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Compliance With Regulatory Capital Requirements Under Banking Regulations [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Regulatory Capital Requirement, Compliance [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointNineThreeMaturingOnJuneTwentySevenTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 3.93% - Maturity Date June 27, 2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointNineThreeMaturingOnJuneTwentySevenTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Three Point Nine Three Maturing On June Twenty Seven Two Thousand Twenty Nine [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointNineThreeMaturingOnJuneTwentySevenTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate three point nine three maturing on june twenty seven two thousand twenty nine.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in investing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAndIntangibleAssetsGrossCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill and Intangible Assets, Gross Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAndIntangibleAssetsGrossCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill And Intangible Assets Gross Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAndIntangibleAssetsGrossCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Gross amount, as of the balance sheet date, of the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable), in excess of the fair value of net assets acquired in one or more business combination transactions. This amount includes the gross amount of intangibles from acquisitions and other major intangibles.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsFourYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Current Period Gross Writeoffs Four Years Before Latest Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsFourYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Current Period Gross Writeoffs Four Years Before Latest Fiscal Year.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsFourYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current period gross write-offs, four year before current fiscal year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transfers into Level 3</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PassMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pass</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PassMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pass [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Title of 12(b) Security</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of 12(b) Security</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualInterestRateReductionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate Reduction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualInterestRateReductionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contractual Interest Rate Reduction [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivatives</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments and Hedging Activities Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureOffbalanceSheetRisksFaceAmountAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Disclosure, Off-balance Sheet Risks, Face Amount, Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureOffbalanceSheetRisksFaceAmountAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosure, off-Balance-Sheet Risks, Face Amount, Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureOffbalanceSheetRisksFaceAmountAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Fair Value Disclosure, Off-balance Sheet Risks, Face Amount, Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerDepositServiceCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Service charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerDepositServiceCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Contract With Customer Deposit Service Charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerDepositServiceCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenue From Contract With Customer, Deposit Service Charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseJuniorSubordinatedDebentures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Junior Subordinated Debentures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseJuniorSubordinatedDebentures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on junior subordinated debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfFairValueOfCustomerListIntangible_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Adjustments Of Fair Value Of Customer List Intangible</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfFairValueOfCustomerListIntangible_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill adjustments of fair value of customer list intangible.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfFairValueOfCustomerListIntangible_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer list intangible</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalRequiredForCapitalAdequacy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Total Risk-Based Capital, Capital Adequacy, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalRequiredForCapitalAdequacy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital Required for Capital Adequacy ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LegalEntityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Legal Entity [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale investments, After 1 through 5 years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DerivativeInstrumentsDetailAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments Detail [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DerivativeInstrumentsDetailAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Derivative Instruments Detail [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Leverage Capital Ratio, Capital Adequacy, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Leverage Capital Required for Capital Adequacy to Average Assets (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromPaymentsForInInterestBearingDepositsInBanks_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Proceeds (purchases) of certificates of deposit investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromPaymentsForInInterestBearingDepositsInBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from (Payments for) in Interest-Bearing Deposits in Banks</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromPaymentsForInInterestBearingDepositsInBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchases of certificates of deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LINCOBancsharesIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">LINCO Bancshares, Inc.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LINCOBancsharesIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">LINCO Bancshares, Inc.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdoptionDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Change in Accounting Principle, Accounting Standards Update, Adoption Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trading Symbol</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Symbol</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Finite Lived Intangible Assets [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Asset, Finite-Lived [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt and Equity Securities, Unrealized Gain (Loss), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt and Equity Securities, Unrealized Gain (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss (gain) on sale of investment securities, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesFvNi_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Equity securities</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesFvNi_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities, FV-NI, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PrincipalBalanceOfMortgageLoansServicedForOthers_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Principal Balance Of Mortgage Loans Serviced For Others which have mortgage servicing rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PrincipalBalanceOfMortgageLoansServicedForOthers_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Principal Balance Of Mortgage Loans Serviced For Others</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PrincipalBalanceOfMortgageLoansServicedForOthers_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal balance of mortgage loans serviced for others</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreclosed Assets Held-for-sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disposal Group, Held-for-Sale, Not Discontinued Operations [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Risk-Based Capital Ratio, Well Capitalized, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Risk Based Capital Required to be Well Capitalized to RWA (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditQualityInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Quality Information [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditQualityInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Quality Information [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MedicalOfficeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Medical Office</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MedicalOfficeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Medical Office [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_MedicalOfficeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Medical office.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business acquisitions pro forma income tax expense benefit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisitions Pro Forma Income Tax Expense Benefit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CertificatesOfDepositAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Certificates of deposit</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageLoansInProcessOfForeclosureAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Loans in Process of Foreclosure, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageLoansInProcessOfForeclosureAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage loans secured by real estate In foreclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for Credit Losses Based on Portfolio Segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from financing activities:</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Recurring</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseCurrentAndFiveSucceedingFiscalYearsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Amortization Expense, Maturity Schedule [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total minimum lease payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRollingYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRollingYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">For year ended 12/31/28</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate201613Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASU 2016-13</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less imputed interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, Undiscounted Excess Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurement Inputs and Valuation Techniques [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Portfolio Segment</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Other Comprehensive Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OperatingLeaseCashFlowTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Operating Lease Cash Flows</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OperatingLeaseCashFlowTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Operating lease cash flow table text block.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointThreeTwoMaturingOnMaySeventeenTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 4.32% - Maturity Date May 17, 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointThreeTwoMaturingOnMaySeventeenTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Four Point Three Two Maturing On May Seventeen Two Thousand Twenty Seven [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointThreeTwoMaturingOnMaySeventeenTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate four point three two maturing on may seventeen two thousand twenty seven.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRevolving_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revolving Loans</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Component</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedContractualRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Indefinite-lived contractual rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedContractualRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Indefinite-Lived Contractual Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Tax Equivalent Yield Maturities After1 Through5 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held To Maturity Tax Equivalent Yield Maturities After 1 Through 5 Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter1Through5Years_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held To Maturity, Full tax-equivalent yield, After 1 through 5 years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Class [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill and Intangible Assets Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StateAndLocalTaxJurisdictionOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">State and Local Tax Jurisdiction, Other [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StateAndLocalTaxJurisdictionOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointFourZeroMaturingOnJuneFifteenTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate four point four zero maturing on june fifteen two thousand twenty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointFourZeroMaturingOnJuneFifteenTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Four Point Four Zero Maturing On June Fifteen Two Thousand Twenty Six [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointFourZeroMaturingOnJuneFifteenTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 4.40% - Maturity Date June 15, 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoninterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Noninterest Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoninterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BankOwnedLifeInsurance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank owned life insurance</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Risk-Based Capital, Capital Adequacy, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Risk Based Capital Required for Capital Adequacy ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivablePerformanceOfLoansModifiedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Performance of loans modified</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock issued during period, shares, employee stock purchase plans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Employee Stock Purchase Plans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalExcludingAgriculturalRealEstatePortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Agricultural Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalExcludingAgriculturalRealEstatePortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Agricultural Excluding Agricultural Real Estate Portfolio Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalExcludingAgriculturalRealEstatePortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Agricultural excluding agricultural real estate portfolio segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtAndEquitySecuritiesAvailableForSaleRealizedGain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross gains</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtAndEquitySecuritiesAvailableForSaleRealizedGain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt And Equity Securities Available For Sale Realized Gain</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtAndEquitySecuritiesAvailableForSaleRealizedGain_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt and equity securities available for sale realized gain.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Equity Tier One Risk Based Capital Required To Be Well Capitalized to RiWA (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Common Equity Tier 1 Risk-Based Capital Ratio, Well Capitalized, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, after Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USTreasuryAndGovernmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">U.S. Treasury Securities and Obligations of U.S. Government Corporations and Agencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USTreasuryAndGovernmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">US Treasury and Government [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Comprehensive Income [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill adjustments of other assets.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Adjustments Of Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfterTenYears_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Full Tax Equivalent Yield Maturities After Ten Years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfterTenYears_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The yield on an available for sale government security, when the effect of reduced taxes are taken into account, for securities that mature after ten years. The full tax-equivalent yield show what yield a fully taxable security would have to give, in order to be equivalent to a tax free government security.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfterTenYears_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Full Tax-equivalent yield, After ten years (in hundredths)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointThreeSevenMaturingOnMayTenTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 4.37% - Maturity Date May 10, 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointThreeSevenMaturingOnMayTenTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Four Point Three Seven Maturing On May Ten Two Thousand Twenty Seven [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateFourPointThreeSevenMaturingOnMayTenTwoThousandTwentySevenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate four point three seven maturing on may ten two thousand twenty seven.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DesignatedAsHedgingInstrumentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Designated As Hedging Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DesignatedAsHedgingInstrumentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Designated as Hedging Instrument [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible Assets, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common Stock Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Value, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock ($4 par value; authorized 45,000,000 shares; issued 27,314,752 and 24,671,969 shares in June 30, 2026 and December 31, 2025, respectively; outstanding 26,594,524 and 23,986,299 shares in June 30, 2026 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NoncashorPartNoncashAcquisitionTotalConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total consideration paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NoncashorPartNoncashAcquisitionTotalConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncashor Part Noncash Acquisition Total Consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NoncashorPartNoncashAcquisitionTotalConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Noncash or Part Noncash Acquisition, Total Consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnRepaymentOfOtherBorrowings_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gain on repayment of other borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnRepaymentOfOtherBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Repayment of Other Borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GainLossOnRepaymentOfOtherBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Gain (loss) on repayment of other borrowings.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net Income (Loss) Available to Common Stockholders, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Available to Common Stockholders, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income available to common stockholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtAndEquitySecuritiesAvailableForSaleRealizedLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtAndEquitySecuritiesAvailableForSaleRealizedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt And Equity Securities Available For Sale Realized Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_DebtAndEquitySecuritiesAvailableForSaleRealizedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt and equity securities available for sale realized loss.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Federal Home Loan Bank, advances, maturity date.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Home Loan Bank, Advances, Maturity Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FederalHomeLoanBankAdvancesMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank Advances Maturity Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InvestmentInFederalReserveBankStockFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Reserve Bank stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InvestmentInFederalReserveBankStockFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment In Federal Reserve Bank Stock Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InvestmentInFederalReserveBankStockFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount shown on an entity's books for investments in Federal Reserve Bank stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerWealthManagement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Wealth management revenues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerWealthManagement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Contract With Customer Wealth Management</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerWealthManagement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenue From Contract With Customer, Wealth Management</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BankOwnedLifeInsuranceIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank owned life insurance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BankOwnedLifeInsuranceIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Bank Owned Life Insurance Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Adjustments Of Other Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_GoodwillAdjustmentsOfOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill adjustments of other liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Expected Amortization Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonrecurringAdjustmentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Pro Forma Information, Nonrecurring Adjustment [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAllowanceForCreditLossAtAcquisitionDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAllowanceForCreditLossAtAcquisitionDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for credit losses at acquisition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAllowanceForCreditLossAtAcquisitionDate_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance for credit losses at acquisition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Fair value of loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-Lived Intangible Assets by Major Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtParValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtParValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unpaid principal balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CornAndOtherGrainFarmingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Corn and Other Grain Farming</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CornAndOtherGrainFarmingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Corn And Other Grain Farming [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CornAndOtherGrainFarmingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans receivable to businesses that concentrate in corn and other grain farming.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Available-for-sale, Total Unrealized Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NumberOfAlternativesForMeasuringImpairedLoansReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of alternatives for measuring impaired loans receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NumberOfAlternativesForMeasuringImpairedLoansReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Alternatives For Measuring Impaired Loans Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NumberOfAlternativesForMeasuringImpairedLoansReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of alternatives for measuring impaired loans receivable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueAdjustmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair Value Adjustments [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueAdjustmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Adjustments [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FairValueAdjustmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Adjustments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest-Bearing Deposit Liabilities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest-Bearing Deposit Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest-bearing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts, Notes, Loans and Financing Receivable [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts, Notes, Loans and Financing Receivable [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for Credit Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Individually Evaluated</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross Unrealized (Losses)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionContingentConsiderationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Consideration Transferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionContingentConsiderationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Contingent Consideration [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockSharesAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchase of treasury shares (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockSharesAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Shares, Acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income (Loss) [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConversionOfStockSharesIssued1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConversionOfStockSharesIssued1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Conversion of Stock, Shares Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Expense (Benefit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Tax Expense (Benefit), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Tax effect</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Frequency</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Frequency [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SuppliesExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stationery and supplies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SuppliesExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplies Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from issuance of common stock</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Settlements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Unobservable Inputs Used in Valuation of Level 3 Fair Value Measurements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromLifeInsurancePolicies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from bank owned life insurance death benefit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromLifeInsurancePolicies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Life Insurance Policy</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NonOwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non Owner Occupied</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NonOwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non Owner Occupied [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_NonOwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Non Owner Occupied.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommercialLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Loan [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommercialLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Commercial and Industrial Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Common Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Common Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USStatesAndPoliticalSubdivisionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Obligations of States and Political Subdivisions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USStatesAndPoliticalSubdivisionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">US States and Political Subdivisions Debt Securities [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFhlbStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">FHLB stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFhlbStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, FHLB stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFhlbStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination, recognized identifiable assets acquired and liabilities assumed, fhlb stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CollateralDependentLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral Dependent Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CollateralDependentLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collateral Dependent Loans [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_CollateralDependentLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Collateral dependent loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accumulated Other Comprehensive Income (Loss), Net of Tax, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated other comprehensive loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments to Acquire Property, Plant, and Equipment, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchases of premises and equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Property, Plant, and Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointZeroThreeMaturingOnMayTwentySevenTwoThousandThirtySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Three Point Zero Three Maturing On May Twenty Seven Two Thousand Thirty Six [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointZeroThreeMaturingOnMayTwentySevenTwoThousandThirtySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate three point zero three maturing on may twenty seven two thousand thirty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateThreePointZeroThreeMaturingOnMayTwentySevenTwoThousandThirtySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 3.03% - Maturity Date May 27, 2036</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Financing Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Financing Receivable [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankAdvancesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Home Loan Bank, Advances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankAdvancesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank, Advances [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PeriodWhenLettersOfCreditExpire_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Period after which standby letters of credit generally expire</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PeriodWhenLettersOfCreditExpire_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Period When Letters Of Credit Expire</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_PeriodWhenLettersOfCreditExpire_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Period when letters of credit expire</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_WeightedAverageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_WeightedAverageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableIndividuallyEvaluatedCollateralDependentTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortized Cost Basis of Collateral-Dependent Loans by Class of Loans Individually Evaluated</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableIndividuallyEvaluatedCollateralDependentTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Individually Evaluated Collateral Dependent Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableIndividuallyEvaluatedCollateralDependentTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable, individually evaluated, collateral dependent.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnSalesOfLoansNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Sales of Loans, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnSalesOfLoansNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gain on sale of loans held for sale, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfSignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary Of Significant Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfSignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Significant Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_SummaryOfSignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of significant accounting policies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRollingYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRollingYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">For year ended 12/31/30</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease, Cost [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease, Cost [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Tier 1 Leverage Capital, Capital Adequacy, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tier One Leverage Capital Required for Capital Adequacy ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted net income per common share available to common stockholders:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Liability Assumed, Long-Term Debt, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Junior subordinated debt, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Diluted earnings per common share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted net income per common share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable, Nonaccrual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Nonaccrual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Recorded balance of nonaccrual loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointSevenOneMaturingOnMarchFiveTwoThousandThirtyFiveMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.71% - Maturity Date March 5, 2035</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointSevenOneMaturingOnMarchFiveTwoThousandThirtyFiveMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Two Point Seven One Maturing On March Five Two Thousand Thirty Five [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointSevenOneMaturingOnMarchFiveTwoThousandThirtyFiveMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point seven one maturing on march five two thousand thirty five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointEightZeroMaturingOnOctoberNineTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate One Point Eight Zero Maturing On October Nine Two Thousand Twenty Six [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointEightZeroMaturingOnOctoberNineTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate one point eight zero maturing on October nine two thousand twenty six.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateOnePointEightZeroMaturingOnOctoberNineTwoThousandTwentySixMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 1.80% - Maturity Date October 9, 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaNonInterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business Acquisitions Pro Forma Non-Interest Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaNonInterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisitions Pro Forma Non Interest Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaNonInterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-interest income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionsProFormaRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Pro Forma Information, Pro Forma Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionsProFormaRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForLoanLossesExpensed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Credit Loss, Expense (Reversal)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForLoanLossesExpensed_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision (release) for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForLoanLossesExpensed_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Provision for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LoansAndLeasesReceivableInterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest on loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LoansAndLeasesReceivableInterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Interest Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_LoansAndLeasesReceivableInterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans and leases receivable, interest receivable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Deposits_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Deposits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Deposits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedInterestPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedInterestPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accrued Interest Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedInterestPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination, recognized identifiable assets acquired and liabilities assumed, current liabilities, accrued interest payable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommercialRealEstateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommercialRealEstateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Real Estate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current tax assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Intangible Assets and Goodwill</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Intangible Assets and Goodwill [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialAssetPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialAssetPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueHedgingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hedging</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueHedgingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hedging [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Agricultural</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Agricultural Portfolio Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalPortfolioSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Agricultural portfolio segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaProvisionForLoanLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business Acquisitions Pro Forma Provision For Loan Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaProvisionForLoanLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisitions Pro Forma Provision For Loan Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessAcquisitionsProFormaProvisionForLoanLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for loan losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndFeeIncomeLoansAndLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest and Fee Income, Loans and Leases, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndFeeIncomeLoansAndLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest and fees on loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndFeeIncomeLoansAndLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest and Fee Income, Loans and Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RepurchaseAgreementsAndOtherBorrowingsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repurchase Agreements and Other Borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RepurchaseAgreementsAndOtherBorrowingsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repurchase Agreements And Other Borrowings [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RepurchaseAgreementsAndOtherBorrowingsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of change in repurchase agreements, FHLB Advances and other borrowings.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable lease cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Lease, Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableThresholdPeriodPastDueWriteoff_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Period when loans charged-down</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableThresholdPeriodPastDueWriteoff_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Threshold Period Past Due, Writeoff</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common shares pursuant to the employee stock purchase plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Employee Stock Purchase Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Junior subordinated debentures, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Loans held for sale, fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans held for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan, Held-for-Sale, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average remaining lease term (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Remaining Lease Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net lease cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease, Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerATMDebitCard_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ATM/debit card revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerATMDebitCard_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Contract With Customer A T M Debit Card</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_RevenueFromContractWithCustomerATMDebitCard_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenue From Contract With Customer, ATM &amp; Debit Card</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Derivative Liability, Estimated Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Subject to Master Netting Arrangement, before Offset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableModificationsPerformanceRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Modifications Performance Recorded Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableModificationsPerformanceRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable modifications performance recorded investment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_FinancingReceivableModificationsPerformanceRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Modifications Performance Recorded Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Property, Plant and Equipment, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Premises and equipment, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Premises and equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_Rule10B51ArrModifiedFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Rule 10b51 Arr Modified Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_Rule10B51ArrModifiedFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Rule 10b51 arr modified flag.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_Rule10B51ArrModifiedFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Rule 10b5-1 Arrangement Modified</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonEquityTierOneCapitalRequiredForCapitalAdequacy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Equity Tier One Risk Based Capital Required For Capital Adequacy ($)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonEquityTierOneCapitalRequiredForCapitalAdequacy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Capital Adequacy, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedAndOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued and Other Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedAndOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination, recognized identifiable assets acquired and liabilities assumed, accrued and other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedAndOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued and other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of restricted shares pursuant to 2017 stock incentive plan, net of forfeitures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash and cash equivalents at beginning of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash and cash equivalents at end of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Agricultural</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Agricultural Loans</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AgriculturalLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans or extension of credit for agricultural uses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retained Earnings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Federal Home Loan Bank Advances By Branch Of F H L B Bank [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank, Advance, Branch of FHLBank [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Share-Based Payment Arrangement, Noncash Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock-based compensation expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Noncash Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase (decrease) in accounts and notes receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts and Notes Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Increase in accounts and notes receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalFundsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal funds sold</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalFundsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Funds Sold</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeOtherOperatingIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Income, Other Operating Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeOtherOperatingIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale, Less than 12 months, Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average discount rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Discount Rate, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Fair Value, Inputs, Level 1 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Quoted Prices in Active Markets for Identical Assets (Level 1)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 1 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral Held</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collateral Held [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAverageRemainingMaturity1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative, Weighted Average Remaining Maturity (Years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAverageRemainingMaturity1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Average Remaining Maturity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Change in Accounting Principle, Accounting Standards Update, Adopted [true false]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Three years before current fiscal year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AdjustmentsToAdditionalPaidInCapitalIncomeTaxBenefitFromDeferredCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax benefit related to deferred compensation distributions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AdjustmentsToAdditionalPaidInCapitalIncomeTaxBenefitFromDeferredCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments To Additional Paid In Capital Income Tax Benefit From Deferred Compensation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_AdjustmentsToAdditionalPaidInCapitalIncomeTaxBenefitFromDeferredCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tax benefit associated with an equity-based deferred compensation plan. The tax benefit results from the deduction by the entity on its tax return for an award of stock that exceeds the cumulative compensation cost for common stock or preferred stock recognized for financial reporting. Includes any resulting tax benefit that exceeds the previously recognized deferred tax asset (excess tax benefits).</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Home Loan Bank borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank Borrowings, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-sale investments, After 5 through 10 years</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OfficeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Office</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OfficeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Office [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_OfficeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Office.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Contract</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Contract [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfGoodwillTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Goodwill [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfGoodwillTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: reclassification adjustment for realized gains (losses) included in net income, net of tax benefit (expense) of ($832) and $23 for three months ended September 30, 2023 and 2022, respectively and ($968) and $24 for nine months ended September 30, 2023 and 2022, respectively</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Total reclassifications out of accumulated other comprehensive income (loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less: reclassification adjustment for realized gains (losses) included in net income, net of tax benefit (expense) of $0 and ($13) for three months ended March 31, 2024 and 2023, respectively</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total reclassifications out of accumulated other comprehensive income (loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Less: reclassification adjustment for realized gains (losses) included in net income, net of taxes of ($17) and $0 for three months ended June 30, 2026 and 2025, respectively and ($23) and $50 for the six months ended June 30, 2026 and 2025, respectively</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IntangibleAssetsMortgageServicingRightsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible Assets Mortgage Servicing Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IntangibleAssetsMortgageServicingRightsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets Mortgage Servicing Rights Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IntangibleAssetsMortgageServicingRightsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">[Table Text Block] for Intangible Assets, Mortgage Servicing Rights [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioCapitalAdequacyMinimum_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Common Equity Tier 1 Risk-Based Capital Ratio, Capital Adequacy, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioCapitalAdequacyMinimum_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Equity Tier One Risk Based Capital Required for Capital Adequacy to RWA (%)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CorporateDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Corporate Debt Securities [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CorporateDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Corporate bonded debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsMarketableSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Asset Acquired, Investment in Debt and Equity Securities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsMarketableSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments-available for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Jurisdiction [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Securities Available For Sale [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Interactive Data Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Interactive Data Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointOneZeroMaturingOnJuneTwentyTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Two Point One Zero Maturing On June Twenty Two Thousand Twenty Nine [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointOneZeroMaturingOnJuneTwentyTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate two point one zero maturing on June twenty two thousand twenty nine.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_InterestRateTwoPointOneZeroMaturingOnJuneTwentyTwoThousandTwentyNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate 2.10% - Maturity Date June 20, 2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from operating activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IncreaseDecreaseInRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease in Repurchase Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IncreaseDecreaseInRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Increased decrease in repurchase agreements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IncreaseDecreaseInRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease in repurchase agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_IncreaseDecreaseInRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase (decrease) in repurchase agreements with customers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoanRestructuringModificationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Restructuring Modification [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_StockIssuedDuringPeriodSharesStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Stock Incentive Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_StockIssuedDuringPeriodSharesStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period shares stock incentive plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="fmbh_StockIssuedDuringPeriodSharesStockIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock issued during period, shares, pursuant to the 2017 stock incentive plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate, Type of Property</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate, Type of Property [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Consideration paid in shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consideration payable in shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Capital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Banking Regulation, Total Capital, Actual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Capital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital ($)</link:label>
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          <link:calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_FairValueDisclosureOffbalanceSheetRisksFaceAmountAsset" xlink:to="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetHomeEquity" order="2" weight="1" use="optional"/>
          <link:calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_FairValueDisclosureOffbalanceSheetRisksFaceAmountAsset" xlink:to="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetOther" order="3" weight="1" use="optional"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueDisclosureOffbalanceSheetRisksFaceAmountAsset" xlink:label="us-gaap_FairValueDisclosureOffbalanceSheetRisksFaceAmountAsset"/>
          <link:loc xlink:type="locator" xlink:href="fmbh-20260630.xsd#fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialRealEstate" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialRealEstate"/>
          <link:loc xlink:type="locator" xlink:href="fmbh-20260630.xsd#fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialOperating" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialOperating"/>
          <link:loc xlink:type="locator" xlink:href="fmbh-20260630.xsd#fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetHomeEquity" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetHomeEquity"/>
          <link:loc xlink:type="locator" xlink:href="fmbh-20260630.xsd#fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetOther" xlink:label="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetOther"/>
        </link:calculationLink>
      </link:linkbase>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:element id="fmbh_InterestRateZeroPointEightNineMaturingOnNovemberFourTwoThousandThirtyMember" name="InterestRateZeroPointEightNineMaturingOnNovemberFourTwoThousandThirtyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter5Through10Years" name="AvailableForSaleWeightedAverageYieldMaturitiesAfter5Through10Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_SupplementalDisclosuresOfPurchasesOfCapitalStockAbstract" name="SupplementalDisclosuresOfPurchasesOfCapitalStockAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableAllowanceForCreditLossPurchasedSeasonedLoan" name="FinancingReceivableAllowanceForCreditLossPurchasedSeasonedLoan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_MortgageServicingRightsMember" name="MortgageServicingRightsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_BusinessCombinationConsiderationAllowanceForCreditLossesOnNonPcdLoans" name="BusinessCombinationConsiderationAllowanceForCreditLossesOnNonPcdLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_GoodwillPurchaseAccountingAdjustmentsAbstract" name="GoodwillPurchaseAccountingAdjustmentsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateTwoPointTwoSixMaturingOnSeptemberNineTwoThousandTwentySixMember" name="InterestRateTwoPointTwoSixMaturingOnSeptemberNineTwoThousandTwentySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetHomeEquity" name="FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetHomeEquity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_IntangibleAssetsMortgageServicingRightsTableTextBlock" name="IntangibleAssetsMortgageServicingRightsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_FinancingReceivablesAmortizedCostBasisOfLoansExperiencingDifficultyAndModifiedTableTextBlock" name="FinancingReceivablesAmortizedCostBasisOfLoansExperiencingDifficultyAndModifiedTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_FinancingReceivableWithRelatedAllowanceRecordedInvestment" name="FinancingReceivableWithRelatedAllowanceRecordedInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_ATMDebitCardExpense" name="ATMDebitCardExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter1Through5Years" name="HeldToMaturityWeightedAverageYieldMaturitiesAfter1Through5Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_AvailableForSaleSecuritiesIncomeTaxExpense" name="AvailableForSaleSecuritiesIncomeTaxExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter10Years" name="AvailableForSaleWeightedAverageYieldMaturitiesAfter10Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_SummaryOfCumulativeBasisAdjustmentOfFairValueHedgesTableTextBlock" name="SummaryOfCumulativeBasisAdjustmentOfFairValueHedgesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_BusinessAcquisitionsProFormaIncomeTaxExpenseBenefit" name="BusinessAcquisitionsProFormaIncomeTaxExpenseBenefit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_FinancingReceivableIncludingHeldForSaleNetOfDeferredIncome" name="FinancingReceivableIncludingHeldForSaleNetOfDeferredIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_TwoRiversFinancialGroupIncMember" name="TwoRiversFinancialGroupIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter5Through10Years" name="HeldToMaturityTaxEquivalentYieldMaturitiesAfter5Through10Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_LINCOBancsharesIncMember" name="LINCOBancsharesIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_HedgedInstrumentsAbstract" name="HedgedInstrumentsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsIncludingHeldForSaleNetOfDeferredIncome" name="FinancingReceivableCurrentPeriodGrossWriteoffsIncludingHeldForSaleNetOfDeferredIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsTwoYearsBeforeLatestFiscalYear" name="FinancingReceivableCurrentPeriodGrossWriteoffsTwoYearsBeforeLatestFiscalYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_PeriodWhenLettersOfCreditExpire" name="PeriodWhenLettersOfCreditExpire" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_BusinessAcquisitionsProFormaIncomebeforeIncomeTaxes" name="BusinessAcquisitionsProFormaIncomebeforeIncomeTaxes" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialRealEstate" name="FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialRealEstate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_InterestPayableFairValueDisclosure" name="InterestPayableFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter1Through5Years" name="HeldToMaturityTaxEquivalentYieldMaturitiesAfter1Through5Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_NetCashUsedInProvidedByAcquisition" name="NetCashUsedInProvidedByAcquisition" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_FinancingReceivableRecordedInvestmentsAgingAbstract" name="FinancingReceivableRecordedInvestmentsAgingAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_DebtAndEquitySecuritiesAvailableForSaleRealizedGain" name="DebtAndEquitySecuritiesAvailableForSaleRealizedGain" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_AdjustmentsToDeferredCompensationEquityShareBasedCompensationRestrictedStockUnitOrRestrictedStockAward" name="AdjustmentsToDeferredCompensationEquityShareBasedCompensationRestrictedStockUnitOrRestrictedStockAward" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_FederalHomeLoanBankAdvancesMaturityDate" name="FederalHomeLoanBankAdvancesMaturityDate" type="xbrli:dateItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_BusinessAcquisitionUnallocatedPurchasePrice" name="BusinessAcquisitionUnallocatedPurchasePrice" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_DebtCoverageRatio" name="DebtCoverageRatio" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestReceivableFairValueDisclosure" name="InterestReceivableFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_OtherBorrowingsFairValueDisclosure" name="OtherBorrowingsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_MotelsAndHotelsLoansMember" name="MotelsAndHotelsLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter10Years" name="HeldToMaturityWeightedAverageYieldMaturitiesAfter10Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestRateTwoPointOneZeroMaturingOnJuneTwentyTwoThousandTwentyNineMember" name="InterestRateTwoPointOneZeroMaturingOnJuneTwentyTwoThousandTwentyNineMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestExpenseFederalHomeLoanBankAdvancesShortAndLongTerm" name="InterestExpenseFederalHomeLoanBankAdvancesShortAndLongTerm" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_RVParksAndCampgroundsMember" name="RVParksAndCampgroundsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_DerivativeInstrumentsGainLossAbstract" name="DerivativeInstrumentsGainLossAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_MortgageServicingRightsAbstract" name="MortgageServicingRightsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfterTenYears" name="AvailableForSaleFullTaxEquivalentYieldMaturitiesAfterTenYears" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_NumberOfExpectedDaysToFundCommitments" name="NumberOfExpectedDaysToFundCommitments" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_ForeclosedAssetsHeldForSaleMember" name="ForeclosedAssetsHeldForSaleMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateOnePointZeroSixMaturingOnMarchSixTwoThousandThirtyMember" name="InterestRateOnePointZeroSixMaturingOnMarchSixTwoThousandThirtyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AAdvantageInsuranceGroupLLCMember" name="AAdvantageInsuranceGroupLLCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_NetOtherRealEstateOwnedIncomeExpense" name="NetOtherRealEstateOwnedIncomeExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_RevenueFromContractWithCustomerWealthManagement" name="RevenueFromContractWithCustomerWealthManagement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_OwnerOccupiedMember" name="OwnerOccupiedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_DebtAndEquitySecuritiesAvailableForSaleRealizedLoss" name="DebtAndEquitySecuritiesAvailableForSaleRealizedLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_AccountingStandardsUpdateTwoThousandTwentyFiveZeroEightMember" name="AccountingStandardsUpdateTwoThousandTwentyFiveZeroEightMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_SummaryOfSignificantAccountingPoliciesTable" name="SummaryOfSignificantAccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturities" name="AvailableForSaleFullTaxEquivalentYieldMaturities" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_DeferredCompensationPlanEquity" name="DeferredCompensationPlanEquity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_FederalHomeLoanBankAdvancesOriginalMaturityTerm" name="FederalHomeLoanBankAdvancesOriginalMaturityTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestRateZeroPointEightThreeMaturingOnFebruaryFourteenTwoThousandThirtyOneMember" name="InterestRateZeroPointEightThreeMaturingOnFebruaryFourteenTwoThousandThirtyOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateTwoPointSevenOneMaturingOnMarchFiveTwoThousandThirtyFiveMember" name="InterestRateTwoPointSevenOneMaturingOnMarchFiveTwoThousandThirtyFiveMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_AmortizationExpenseAbstract" name="AmortizationExpenseAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AgriculturalPortfolioSegmentMember" name="AgriculturalPortfolioSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AgriculturalLoansMember" name="AgriculturalLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateTwoPointSevenTwoMaturingOnJanuaryTwentySixTwoThousandTwentyEightMember" name="InterestRateTwoPointSevenTwoMaturingOnJanuaryTwentySixTwoThousandTwentyEightMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_IndustrialAndWarehouseMember" name="IndustrialAndWarehouseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_ConstructionAndLandDevelopmentPortfolioSegmentMember" name="ConstructionAndLandDevelopmentPortfolioSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesYearOne" name="HeldToMaturityTaxEquivalentYieldMaturitiesYearOne" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeposits" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeposits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_HeldToMaturityTaxEquivalentYieldMaturities" name="HeldToMaturityTaxEquivalentYieldMaturities" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_NoncashOrPartNoncashAcquisitionCashPaid" name="NoncashOrPartNoncashAcquisitionCashPaid" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedLiabilityAssumedCustomerListIntangible" name="BusinessCombinationRecognizedLiabilityAssumedCustomerListIntangible" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_CommercialAndIndustrialPortfolioSegmentMember" name="CommercialAndIndustrialPortfolioSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_DownsInsuranceAgencyIncMember" name="DownsInsuranceAgencyIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesAfter5Through10Years" name="HeldToMaturityWeightedAverageYieldMaturitiesAfter5Through10Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestRateThreePointOneSixMaturingOnAugustFourteenTwoThousandThirtyMember" name="InterestRateThreePointOneSixMaturingOnAugustFourteenTwoThousandThirtyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_MedicalOfficeMember" name="MedicalOfficeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_GoodwillAdjustmentsOfOtherLiabilities" name="GoodwillAdjustmentsOfOtherLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_BlackhawkBancorpIncMember" name="BlackhawkBancorpIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_PrincipalBalanceOfMortgageLoansServicedForOthers" name="PrincipalBalanceOfMortgageLoansServicedForOthers" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_InterestRateThreePointEightSevenMaturingOnJulyOnrTwoThousandTwentySixMember" name="InterestRateThreePointEightSevenMaturingOnJulyOnrTwoThousandTwentySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AdjustmentsOnDividendsCommonStockCash" name="AdjustmentsOnDividendsCommonStockCash" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_GainLossOnDeathBenefitPaidFromBankOwnedLifeInsurance" name="GainLossOnDeathBenefitPaidFromBankOwnedLifeInsurance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_InterestRateTwoPointFourSixMaturingOnMayTwentyNineTwoThousandTwentySixMember" name="InterestRateTwoPointFourSixMaturingOnMayTwentyNineTwoThousandTwentySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateTwoPointThreeEightMaturingOnAugustSixTwoThousandTwentySevenMember" name="InterestRateTwoPointThreeEightMaturingOnAugustSixTwoThousandTwentySevenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNotePayable" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNotePayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_FinancingReceivablesModificationsDuringPeriodBalance" name="FinancingReceivablesModificationsDuringPeriodBalance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards" name="IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_AdjustmentsToAdditionalPaidInCapitalIncomeTaxBenefitFromDeferredCompensation" name="AdjustmentsToAdditionalPaidInCapitalIncomeTaxBenefitFromDeferredCompensation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_MSRInterestOnlyStripIncreaseDecrease" name="MSRInterestOnlyStripIncreaseDecrease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_InterestOnInvestmentSecuritiesAbstract" name="InterestOnInvestmentSecuritiesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_GoodwillAdjustmentsOfAccruedAndOtherLiabilitiy" name="GoodwillAdjustmentsOfAccruedAndOtherLiabilitiy" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_FixedAssetsTransferredToOtherRealEstateOwned" name="FixedAssetsTransferredToOtherRealEstateOwned" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesAfter1Through5Years" name="AvailableForSaleWeightedAverageYieldMaturitiesAfter1Through5Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_OtherSecuredLoansMember" name="OtherSecuredLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsInCurrentFiscalYear" name="FinancingReceivableCurrentPeriodGrossWriteoffsInCurrentFiscalYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_SkilledNursingFacilityMember" name="SkilledNursingFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock" name="ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_FederalHomeLoanBankAdvancesShortAndLongTerm" name="FederalHomeLoanBankAdvancesShortAndLongTerm" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsFiveOrMoreYearsBeforeLatestFiscalYear" name="FinancingReceivableCurrentPeriodGrossWriteoffsFiveOrMoreYearsBeforeLatestFiscalYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_IncreaseDecreaseInRepurchaseAgreements" name="IncreaseDecreaseInRepurchaseAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_AvailableForSaleWeightedAverageYieldMaturitiesYearOne" name="AvailableForSaleWeightedAverageYieldMaturitiesYearOne" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_CashPaidDuringPeriodForAbstract" name="CashPaidDuringPeriodForAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_NonResidentialBuildingsMember" name="NonResidentialBuildingsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_Rule10B51ArrModifiedFlag" name="Rule10B51ArrModifiedFlag" type="xbrli:booleanItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestRateThreePointNineFiveMaturingOnJuneTwentyNineTwoThousandTwentyEightMember" name="InterestRateThreePointNineFiveMaturingOnJuneTwentyNineTwoThousandTwentyEightMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateTwoPointNineTwoMaturingOnNovemberTwentyFiveTwoThousandThirtyMember" name="InterestRateTwoPointNineTwoMaturingOnNovemberTwentyFiveTwoThousandThirtyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableLoanModificationsWeightedAverageInterestRateReduction" name="FinancingReceivableLoanModificationsWeightedAverageInterestRateReduction" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestRateFourPointThreeSevenMaturingOnMayTenTwoThousandTwentySevenMember" name="InterestRateFourPointThreeSevenMaturingOnMayTenTwoThousandTwentySevenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_BusinessAcquisitionsProFormaNonInterestExpense" name="BusinessAcquisitionsProFormaNonInterestExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_InterestRateOnePointEightZeroMaturingOnOctoberNineTwoThousandTwentySixMember" name="InterestRateOnePointEightZeroMaturingOnOctoberNineTwoThousandTwentySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsFourYearsBeforeLatestFiscalYear" name="FinancingReceivableCurrentPeriodGrossWriteoffsFourYearsBeforeLatestFiscalYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_StockIssuedDuringPeriodSharesStockIncentivePlan" name="StockIssuedDuringPeriodSharesStockIncentivePlan" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_CommercialAndMultifamilyPortfolioSegmentMember" name="CommercialAndMultifamilyPortfolioSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_ScheduleOfAmountsReclassifiedFromAccumulatedOtherComprehensiveIncomeTableTextBlock" name="ScheduleOfAmountsReclassifiedFromAccumulatedOtherComprehensiveIncomeTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_StockIssuedDuringPeriodValueDeferredCompensationPlan" name="StockIssuedDuringPeriodValueDeferredCompensationPlan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_InterestRateTwoPointZeroOneMaturingOnAugustTwoTwoThousandTwentyNineMember" name="InterestRateTwoPointZeroOneMaturingOnAugustTwoTwoThousandTwentyNineMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_HotelsAndMotelsMember" name="HotelsAndMotelsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateThreePointNineThreeMaturingOnJuneTwentySevenTwoThousandTwentyNineMember" name="InterestRateThreePointNineThreeMaturingOnJuneTwentySevenTwoThousandTwentyNineMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_BusinessCombinationConsiderationAllowanceForCreditLosses" name="BusinessCombinationConsiderationAllowanceForCreditLosses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_RevenueFromContractWithCustomerDepositServiceCharges" name="RevenueFromContractWithCustomerDepositServiceCharges" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_Nonrule10B51Arrmodifiedflag" name="Nonrule10B51Arrmodifiedflag" type="xbrli:booleanItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_SummaryOfPurchasedCreditDeterioratedPCDLoansTableTextBlock" name="SummaryOfPurchasedCreditDeterioratedPCDLoansTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_GoodwillAccumulatedAmortization" name="GoodwillAccumulatedAmortization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_CornAndOtherGrainFarmingMember" name="CornAndOtherGrainFarmingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_RegulatoryCapitalAbstract" name="RegulatoryCapitalAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter1Through5Years" name="AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter1Through5Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_LoanToValueRatio" name="LoanToValueRatio" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_ShoppingCentersAndMallsMember" name="ShoppingCentersAndMallsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_CollateralDependentLoansMember" name="CollateralDependentLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_EstimatedAmortizationExpenseAbstract" name="EstimatedAmortizationExpenseAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FirstMidBankMember" name="FirstMidBankMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateFourPointSevenNineMaturingOnSeptemberEightTwoThousandTwentySixMember" name="InterestRateFourPointSevenNineMaturingOnSeptemberEightTwoThousandTwentySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_RevenueFromContractWithCustomerATMDebitCard" name="RevenueFromContractWithCustomerATMDebitCard" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_GoodwillAdjustmentsOfOtherAssets" name="GoodwillAdjustmentsOfOtherAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedAndOtherLiabilities" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedAndOtherLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_AvailableForSaleWeightedAverageYieldMaturities" name="AvailableForSaleWeightedAverageYieldMaturities" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_NonOwnerOccupiedMember" name="NonOwnerOccupiedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_GrossLeaseCost" name="GrossLeaseCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_InterestRateFourPointFourZeroMaturingOnJuneFifteenTwoThousandTwentySixMember" name="InterestRateFourPointFourZeroMaturingOnJuneFifteenTwoThousandTwentySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_SummaryOfChangesInProvisionalAmountsRecordedDuringTheMeasurementPeriodTableTextBlock" name="SummaryOfChangesInProvisionalAmountsRecordedDuringTheMeasurementPeriodTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsInFiscalYearBeforeLatestFiscalYear" name="FinancingReceivableCurrentPeriodGrossWriteoffsInFiscalYearBeforeLatestFiscalYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_RepurchaseAgreementsAndOtherBorrowingsTextBlock" name="RepurchaseAgreementsAndOtherBorrowingsTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestRateThreePointFourSixMaturingOnFebruarySevenTwoThousandThirtyMember" name="InterestRateThreePointFourSixMaturingOnFebruarySevenTwoThousandThirtyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetOther" name="FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_GoodwillAndIntangibleAssetsGrossCarryingValue" name="GoodwillAndIntangibleAssetsGrossCarryingValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_BusinessAcquisitionsProFormaNetInterestIncome" name="BusinessAcquisitionsProFormaNetInterestIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_CertificatesOfDepositInvestmentsFairValueDisclosure" name="CertificatesOfDepositInvestmentsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_AgriculturalRealEstateLoansMember" name="AgriculturalRealEstateLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateOnePointOneTwoMaturingOnOctoberThreeTwoThousandTwentyNineMember" name="InterestRateOnePointOneTwoMaturingOnOctoberThreeTwoThousandTwentyNineMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_ResidentialBuildingsAndDwellingsMember" name="ResidentialBuildingsAndDwellingsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_HeldToMaturityTaxEquivalentYieldMaturitiesAfter10Years" name="HeldToMaturityTaxEquivalentYieldMaturitiesAfter10Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_ScheduleOfReconciliationOfPurchasePricePaidForAcquisitionAndGoodwillRecordedTableTextBlock" name="ScheduleOfReconciliationOfPurchasePricePaidForAcquisitionAndGoodwillRecordedTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_GoodwillAdjustmentsOfInsuranceCompanyIntangible" name="GoodwillAdjustmentsOfInsuranceCompanyIntangible" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_HeldToMaturityWeightedAverageYieldMaturities" name="HeldToMaturityWeightedAverageYieldMaturities" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_UnsecuredOpenEndLoansMember" name="UnsecuredOpenEndLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" name="FinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_StockIssuedDuringPeriodValueStockIncentivePlan" name="StockIssuedDuringPeriodValueStockIncentivePlan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_LoanReceivableTimePeriod" name="LoanReceivableTimePeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_FinancingReceivableGrossExcludingLoansHeldForSale" name="FinancingReceivableGrossExcludingLoansHeldForSale" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_OperatingLeaseCashFlowTableTextBlock" name="OperatingLeaseCashFlowTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestRateThreePointSixEightMaturingOnJulyTwentyTwoThousandTwentySixMember" name="InterestRateThreePointSixEightMaturingOnJulyTwentyTwoThousandTwentySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateOnePointThreeNineMaturingOnDecemberThirtyOneTwoThousandTwentyNineMember" name="InterestRateOnePointThreeNineMaturingOnDecemberThirtyOneTwoThousandTwentyNineMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableIndividuallyEvaluatedCollateralDependentTableTextBlock" name="FinancingReceivableIndividuallyEvaluatedCollateralDependentTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestRateFourPointThreeTwoMaturingOnMaySeventeenTwoThousandTwentySevenMember" name="InterestRateFourPointThreeTwoMaturingOnMaySeventeenTwoThousandTwentySevenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AmortizationPeriodOfLoans" name="AmortizationPeriodOfLoans" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_HeldToMaturityWeightedAverageYieldMaturitiesYearOne" name="HeldToMaturityWeightedAverageYieldMaturitiesYearOne" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_BusinessAcquisitionsProFormaNonInterestIncome" name="BusinessAcquisitionsProFormaNonInterestIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_ThresholdsPercentageOfTotalCapital" name="ThresholdsPercentageOfTotalCapital" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_IntangiblesFromBranchAcquisitionMember" name="IntangiblesFromBranchAcquisitionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBufferToRiskWeightedAssets" name="TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBufferToRiskWeightedAssets" type="xbrli:pureItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_CustomerListIntangibleAssetsMember" name="CustomerListIntangibleAssetsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedInterestPayable" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedInterestPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_SecuritiesSoldUnderAgreementsToRepurchaseWeightedAverageRate" name="SecuritiesSoldUnderAgreementsToRepurchaseWeightedAverageRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_TwoRiversBankMember" name="TwoRiversBankMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_BusinessAssetsMember" name="BusinessAssetsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateThreePointZeroThreeMaturingOnMayTwentySevenTwoThousandThirtySixMember" name="InterestRateThreePointZeroThreeMaturingOnMayTwentySevenTwoThousandThirtySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_GoodwillAdjustmentsOfFairValueOfCustomerListIntangible" name="GoodwillAdjustmentsOfFairValueOfCustomerListIntangible" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_GoodwillAdjustmentsOfDeferredTaxAssets" name="GoodwillAdjustmentsOfDeferredTaxAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_InvestmentInFederalReserveBankStockFairValueDisclosure" name="InvestmentInFederalReserveBankStockFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterestReceivable" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterestReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_InterestRateOnePointOneFiveMaturingOnOctoberThreeTwoThousandTwentyNineMember" name="InterestRateOnePointOneFiveMaturingOnOctoberThreeTwoThousandTwentyNineMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FairValueAdjustmentsMember" name="FairValueAdjustmentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_OtherCollateralAssetsMember" name="OtherCollateralAssetsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_InterestRateOnePointEightOneMaturingOnJanuaryTwentyNineTwoThousandTwentySevenMember" name="InterestRateOnePointEightOneMaturingOnJanuaryTwentyNineTwoThousandTwentySevenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter5Through10Years" name="AvailableForSaleFullTaxEquivalentYieldMaturitiesAfter5Through10Years" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialOperating" name="FairValueDisclosureOffBalanceSheetRisksFaceAmountAssetCommercialOperating" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_NumberOfAlternativesForMeasuringImpairedLoansReceivable" name="NumberOfAlternativesForMeasuringImpairedLoansReceivable" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_PercentageInvestmentBookValueExceedsStockholdersEquity" name="PercentageInvestmentBookValueExceedsStockholdersEquity" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_RevenueFromContractWithCustomerMortgageBanking" name="RevenueFromContractWithCustomerMortgageBanking" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_FinancingReceivableModificationsPerformanceRecordedInvestment" name="FinancingReceivableModificationsPerformanceRecordedInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_NoncashorPartNoncashAcquisitionTotalConsideration" name="NoncashorPartNoncashAcquisitionTotalConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_InterestRateTwoPointFourTwoMaturingOnAugustNineTwoThousandTwentySevenMember" name="InterestRateTwoPointFourTwoMaturingOnAugustNineTwoThousandTwentySevenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_AvailableForSaleAndHeldForMaturitySecuritiesTableTextBlock" name="AvailableForSaleAndHeldForMaturitySecuritiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_AvailableForSaleFullTaxEquivalentYieldMaturitiesYearOne" name="AvailableForSaleFullTaxEquivalentYieldMaturitiesYearOne" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBuffer" name="TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithBuffer" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_PublicSecuritiesAssociationStandardPrepaymentModelRate" name="PublicSecuritiesAssociationStandardPrepaymentModelRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestRateOnePointSevenFourMaturingOnJuneFiveTwoThousandTwentySixMember" name="InterestRateOnePointSevenFourMaturingOnJuneFiveTwoThousandTwentySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsRevolving" name="FinancingReceivableCurrentPeriodGrossWriteoffsRevolving" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_LoansAndLeasesReceivableInterestReceivable" name="LoansAndLeasesReceivableInterestReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_InterestRateOnePointTwoNineMaturingOnMarchFifteenTwoThousandThirtyMember" name="InterestRateOnePointTwoNineMaturingOnMarchFifteenTwoThousandThirtyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFHLBAdvance" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFHLBAdvance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_GainLossOnCashSurrenderValueOfBankOwnedLifeInsurance" name="GainLossOnCashSurrenderValueOfBankOwnedLifeInsurance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationCommonStockIssued" name="BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationCommonStockIssued" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_FinancingReceivablePerformanceOfLoansModifiedTableTextBlock" name="FinancingReceivablePerformanceOfLoansModifiedTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_AssistedLivingFacilityMember" name="AssistedLivingFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFhlbStock" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFhlbStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_MidRiversIncMember" name="MidRiversIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_RepurchaseAgreementsAndOtherBorrowingsAbstract" name="RepurchaseAgreementsAndOtherBorrowingsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_GrantOfRestrictedUnitsPursuantToStockIncentivePlan" name="GrantOfRestrictedUnitsPursuantToStockIncentivePlan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_RayFarmManagementServicesIncMember" name="RayFarmManagementServicesIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_CommercialIndustrialAndOtherPortfolioSegmentMember" name="CommercialIndustrialAndOtherPortfolioSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_BusinessAcquisitionsProFormaProvisionForLoanLosses" name="BusinessAcquisitionsProFormaProvisionForLoanLosses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_OfficeMember" name="OfficeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_GoodwillAndIntangibleAssetsAccumulatedAmortization" name="GoodwillAndIntangibleAssetsAccumulatedAmortization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_SummaryOfSignificantAccountingPoliciesLineItems" name="SummaryOfSignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_GainLossOnRepaymentOfOtherBorrowings" name="GainLossOnRepaymentOfOtherBorrowings" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_InterestRateTwoPointOneOneMaturingOnSeptemberElevenTwoThousandTwentySixMember" name="InterestRateTwoPointOneOneMaturingOnSeptemberElevenTwoThousandTwentySixMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_DeferredCompensationAdjustmentsRelatingToTreasuryStock" name="DeferredCompensationAdjustmentsRelatingToTreasuryStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_FinancialEffectOfLoanModificationsTableTextBlock" name="FinancialEffectOfLoanModificationsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_InterestExpenseOtherShortTermBorrowingsNetOfIntercompanyAdjustments" name="InterestExpenseOtherShortTermBorrowingsNetOfIntercompanyAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_ShortTermLeaseCostReimbursement" name="ShortTermLeaseCostReimbursement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_GoodwillAdjustmentsOfPremisesAndEquipment" name="GoodwillAdjustmentsOfPremisesAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_DebtSecuritiesHeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions" name="DebtSecuritiesHeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_ResidentialPropertiesMember" name="ResidentialPropertiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_DerivativeInstrumentsDetailAbstract" name="DerivativeInstrumentsDetailAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableCurrentPeriodGrossWriteoffsThreeYearsBeforeLatestFiscalYear" name="FinancingReceivableCurrentPeriodGrossWriteoffsThreeYearsBeforeLatestFiscalYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_InterestRateOnePointFiveTwoMaturingOnMarchOneTwoThousandTwentySevenMember" name="InterestRateOnePointFiveTwoMaturingOnMarchOneTwoThousandTwentySevenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_MultifamilyResidentialPropertiesMember" name="MultifamilyResidentialPropertiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_CashAndDueFromBanksFairValueDisclosure" name="CashAndDueFromBanksFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_SummaryOfGrossCommercialRealEsateLoansByPropertyTypeTableTextBlock" name="SummaryOfGrossCommercialRealEsateLoansByPropertyTypeTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_ReleaseOfRestrictedStockUnitsPursuantToStockIncentivePlan" name="ReleaseOfRestrictedStockUnitsPursuantToStockIncentivePlan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="fmbh_AcquiredLoansNotYetClassifiedMember" name="AcquiredLoansNotYetClassifiedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_FinancingReceivableModifiedNumberOfContracts" name="FinancingReceivableModifiedNumberOfContracts" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_FinancingReceivableLoanModificationsWeightedAverageTermExtension" name="FinancingReceivableLoanModificationsWeightedAverageTermExtension" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_GainLossOnRepaymentOfSubordinatedDebentures" name="GainLossOnRepaymentOfSubordinatedDebentures" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="fmbh_AgriculturalExcludingAgriculturalRealEstatePortfolioSegmentMember" name="AgriculturalExcludingAgriculturalRealEstatePortfolioSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="fmbh_DiscountToReflectRealizableValue" name="DiscountToReflectRealizableValue" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="fmbh_OneToFourFamilyMember" name="OneToFourFamilyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
</xsd:schema>
