<?xml version="1.0" encoding="utf-8"?>
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            <endDate>2026-03-26</endDate>
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    <context id="From2026-03-262026-03-26_custom_UnitsEachConsistingOfOneOrdinaryShareAndOneRightMember">
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        <period>
            <startDate>2026-03-26</startDate>
            <endDate>2026-03-26</endDate>
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    <context id="From2026-03-262026-03-26_custom_OrdinarySharesParValue0.0001PerShareMember">
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            <startDate>2026-03-26</startDate>
            <endDate>2026-03-26</endDate>
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    <context id="From2026-03-262026-03-26_custom_RightsEachRightEntitlingHolderToReceiveOnefifth15OfOneOrdinaryShareMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002099232</identifier>
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                <xbrldi:explicitMember dimension="us-gaap:StatementClassOfStockAxis">FMAC:RightsEachRightEntitlingHolderToReceiveOnefifth15OfOneOrdinaryShareMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-03-26</startDate>
            <endDate>2026-03-26</endDate>
        </period>
    </context>
    <dei:CurrentFiscalYearEndDate contextRef="AsOf2026-03-26" id="Fact000003">--10-31</dei:CurrentFiscalYearEndDate>
    <dei:AmendmentFlag contextRef="AsOf2026-03-26" id="Fact000004">false</dei:AmendmentFlag>
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    <dei:EntityAddressPostalZipCode contextRef="AsOf2026-03-26" id="Fact000019">94107</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode contextRef="AsOf2026-03-26" id="Fact000020">(647)</dei:CityAreaCode>
    <dei:LocalPhoneNumber contextRef="AsOf2026-03-26" id="Fact000021">986-0980</dei:LocalPhoneNumber>
    <dei:WrittenCommunications contextRef="AsOf2026-03-26" id="Fact000022">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial contextRef="AsOf2026-03-26" id="Fact000023">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer contextRef="AsOf2026-03-26" id="Fact000024">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer contextRef="AsOf2026-03-26" id="Fact000025">false</dei:PreCommencementIssuerTenderOffer>
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      contextRef="From2026-03-262026-03-26_custom_UnitsEachConsistingOfOneOrdinaryShareAndOneRightMember"
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    <dei:TradingSymbol
      contextRef="From2026-03-262026-03-26_custom_UnitsEachConsistingOfOneOrdinaryShareAndOneRightMember"
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    <dei:Security12bTitle
      contextRef="From2026-03-262026-03-26_custom_OrdinarySharesParValue0.0001PerShareMember"
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    <dei:TradingSymbol
      contextRef="From2026-03-262026-03-26_custom_OrdinarySharesParValue0.0001PerShareMember"
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    <dei:SecurityExchangeName
      contextRef="From2026-03-262026-03-26_custom_OrdinarySharesParValue0.0001PerShareMember"
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    <dei:Security12bTitle
      contextRef="From2026-03-262026-03-26_custom_RightsEachRightEntitlingHolderToReceiveOnefifth15OfOneOrdinaryShareMember"
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    <dei:TradingSymbol
      contextRef="From2026-03-262026-03-26_custom_RightsEachRightEntitlingHolderToReceiveOnefifth15OfOneOrdinaryShareMember"
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      contextRef="From2026-03-262026-03-26_custom_RightsEachRightEntitlingHolderToReceiveOnefifth15OfOneOrdinaryShareMember"
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    <dei:EntityEmergingGrowthCompany contextRef="AsOf2026-03-26" id="Fact000035">true</dei:EntityEmergingGrowthCompany>
    <dei:EntityExTransitionPeriod contextRef="AsOf2026-03-26" id="Fact000036">false</dei:EntityExTransitionPeriod>
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