<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.26.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>596</ContextCount>
  <ElementCount>741</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>219</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>6</UnitCount>
  <MyReports>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>00000001 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/Cover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>00000002 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/BalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>00000003 - Statement - Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/BalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>00000004 - Statement - Consolidated Statement of Operations and Comprehensive Loss</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/StatementOfOperationsAndComprehensiveLoss</Role>
      <ShortName>Consolidated Statement of Operations and Comprehensive Loss</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>00000005 - Statement - Consolidated Statements of Stockholders' (Deficit) Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/StatementsOfStockholdersDeficitEquity</Role>
      <ShortName>Consolidated Statements of Stockholders' (Deficit) Equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>00000006 - Statement - Consolidated Statements of Stockholders' (Deficit) Equity (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/StatementsOfStockholdersDeficitEquityParenthetical</Role>
      <ShortName>Consolidated Statements of Stockholders' (Deficit) Equity (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>00000007 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/StatementsOfCashFlows</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>995410 - Disclosure - Pay vs Performance Disclosure</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/ecd/role/PvpDisclosure</Role>
      <ShortName>Pay vs Performance Disclosure</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>995445 - Disclosure - Insider Trading Arrangements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements</Role>
      <ShortName>Insider Trading Arrangements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure</Role>
      <ShortName>Cybersecurity Risk Management and Strategy Disclosure</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>999015 - Disclosure - Nature of Business</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/NatureOfBusiness</Role>
      <ShortName>Nature of Business</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>999016 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SummaryOfSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>999017 - Disclosure - Asset Acquisition</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/AssetAcquisition</Role>
      <ShortName>Asset Acquisition</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>999018 - Disclosure - Fair Value of Financial Assets and Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/FairValueOfFinancialAssetsAndLiabilities</Role>
      <ShortName>Fair Value of Financial Assets and Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>999019 - Disclosure - Inventory</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/Inventory</Role>
      <ShortName>Inventory</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>999020 - Disclosure - Prepaid Expenses and Other Current Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/PrepaidExpensesAndOtherCurrentAssets</Role>
      <ShortName>Prepaid Expenses and Other Current Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>999021 - Disclosure - Property and Equipment, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/PropertyAndEquipmentNet</Role>
      <ShortName>Property and Equipment, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>999022 - Disclosure - Goodwill and Intangible Assets, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/GoodwillAndIntangibleAssetsNet</Role>
      <ShortName>Goodwill and Intangible Assets, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>999023 - Disclosure - Accrued Expenses and Other Current Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/AccruedExpensesAndOtherCurrentLiabilities</Role>
      <ShortName>Accrued Expenses and Other Current Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>999024 - Disclosure - Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/Debt</Role>
      <ShortName>Debt</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>999025 - Disclosure - Transfers of Financial Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/TransfersOfFinancialAssets</Role>
      <ShortName>Transfers of Financial Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>999026 - Disclosure - Licensing Obligation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/LicensingObligation</Role>
      <ShortName>Licensing Obligation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>999027 - Disclosure - Operating Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/OperatingLeases</Role>
      <ShortName>Operating Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>999028 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/CommitmentsAndContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>999029 - Disclosure - Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/Equity</Role>
      <ShortName>Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>999030 - Disclosure - Stock-Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/Stock-basedCompensation</Role>
      <ShortName>Stock-Based Compensation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>999031 - Disclosure - Revenue</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/Revenue</Role>
      <ShortName>Revenue</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>999032 - Disclosure - License and Distribution Agreements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/LicenseAndDistributionAgreements</Role>
      <ShortName>License and Distribution Agreements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>999033 - Disclosure - Benefit Plan</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/BenefitPlan</Role>
      <ShortName>Benefit Plan</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>999034 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>999035 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SegmentInformation</Role>
      <ShortName>Segment Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>999036 - Disclosure - Related Party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/RelatedPartyTransactions</Role>
      <ShortName>Related Party Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>999037 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>999038 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://celularity.com/role/SummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>999039 - Disclosure - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SummaryOfSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/SummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>999040 - Disclosure - Asset Acquisition (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/AssetAcquisitionTables</Role>
      <ShortName>Asset Acquisition (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/AssetAcquisition</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>999041 - Disclosure - Fair Value of Financial Assets and Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/FairValueOfFinancialAssetsAndLiabilitiesTables</Role>
      <ShortName>Fair Value of Financial Assets and Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/FairValueOfFinancialAssetsAndLiabilities</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>999042 - Disclosure - Inventory (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/InventoryTables</Role>
      <ShortName>Inventory (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/Inventory</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>999043 - Disclosure - Prepaid Expenses and Other Current Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/PrepaidExpensesAndOtherCurrentAssetsTables</Role>
      <ShortName>Prepaid Expenses and Other Current Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/PrepaidExpensesAndOtherCurrentAssets</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>999044 - Disclosure - Property and Equipment, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/PropertyAndEquipmentNetTables</Role>
      <ShortName>Property and Equipment, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/PropertyAndEquipmentNet</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>999045 - Disclosure - Goodwill and Intangible Assets, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/GoodwillAndIntangibleAssetsNetTables</Role>
      <ShortName>Goodwill and Intangible Assets, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/GoodwillAndIntangibleAssetsNet</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>999046 - Disclosure - Accrued Expenses and Other Current Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/AccruedExpensesAndOtherCurrentLiabilitiesTables</Role>
      <ShortName>Accrued Expenses and Other Current Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/AccruedExpensesAndOtherCurrentLiabilities</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>999047 - Disclosure - Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/DebtTables</Role>
      <ShortName>Debt (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/Debt</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>999048 - Disclosure - Licensing Obligation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/LicensingObligationTables</Role>
      <ShortName>Licensing Obligation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/LicensingObligation</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>999049 - Disclosure - Operating Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/OperatingLeasesTables</Role>
      <ShortName>Operating Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/OperatingLeases</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>999050 - Disclosure - Equity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/EquityTables</Role>
      <ShortName>Equity (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/Equity</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>999051 - Disclosure - Stock-Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/Stock-basedCompensationTables</Role>
      <ShortName>Stock-Based Compensation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/Stock-basedCompensation</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>999052 - Disclosure - Revenue (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/RevenueTables</Role>
      <ShortName>Revenue (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/Revenue</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>999053 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/IncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/IncomeTaxes</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>999054 - Disclosure - Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SegmentInformationTables</Role>
      <ShortName>Segment Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://celularity.com/role/SegmentInformation</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>999055 - Disclosure - Nature of Business (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/NatureOfBusinessDetailsNarrative</Role>
      <ShortName>Nature of Business (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/NatureOfBusiness</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>999056 - Disclosure - Schedule of Property and Equipment Estimated Useful Life (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfPropertyAndEquipmentEstimatedUsefulLifeDetails</Role>
      <ShortName>Schedule of Property and Equipment Estimated Useful Life (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>999057 - Disclosure - Schedule of Potentially Dilutive Securities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfPotentiallyDilutiveSecuritiesDetails</Role>
      <ShortName>Schedule of Potentially Dilutive Securities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>999058 - Disclosure - Summary of Significant Accounting Policies (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative</Role>
      <ShortName>Summary of Significant Accounting Policies (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/SummaryOfSignificantAccountingPoliciesTables</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>999059 - Disclosure - Schedule of Purchase Price Allocated to Acquired Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfPurchasePriceAllocatedToAcquiredAssetsDetails</Role>
      <ShortName>Schedule of Purchase Price Allocated to Acquired Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>999060 - Disclosure - Asset Acquisition (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/AssetAcquisitionDetailsNarrative</Role>
      <ShortName>Asset Acquisition (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/AssetAcquisitionTables</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>999061 - Disclosure - Schedule of Financial Assets and Liabilities Measures at Fair Value (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfFinancialAssetsAndLiabilitiesMeasuresAtFairValueDetails</Role>
      <ShortName>Schedule of Financial Assets and Liabilities Measures at Fair Value (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>999062 - Disclosure - Schedule of Reconciliation of Convertible Note Receivable Measured on Recurring Basis (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfReconciliationOfConvertibleNoteReceivableMeasuredOnRecurringBasisDetails</Role>
      <ShortName>Schedule of Reconciliation of Convertible Note Receivable Measured on Recurring Basis (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>999063 - Disclosure - Fair Value of Financial Assets and Liabilities (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/FairValueOfFinancialAssetsAndLiabilitiesDetailsNarrative</Role>
      <ShortName>Fair Value of Financial Assets and Liabilities (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/FairValueOfFinancialAssetsAndLiabilitiesTables</ParentRole>
      <Position>59</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>999064 - Disclosure - Schedule of Reconciliation of Contingent Consideration Obligations Measured on a Recurring Basis (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfReconciliationOfContingentConsiderationObligationsMeasuredOnRecurringBasisDetails</Role>
      <ShortName>Schedule of Reconciliation of Contingent Consideration Obligations Measured on a Recurring Basis (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>999065 - Disclosure - Schedule of Reconciliation of Short-term Debt Obligation Measured on Recurring Basis (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfReconciliationOfShort-termDebtObligationMeasuredOnRecurringBasisDetails</Role>
      <ShortName>Schedule of Reconciliation of Short-term Debt Obligation Measured on Recurring Basis (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>61</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>999066 - Disclosure - Schedule of Yorkville Convertible Promissory Note Valuation Model (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfYorkvilleConvertiblePromissoryNoteValuationModelDetails</Role>
      <ShortName>Schedule of Yorkville Convertible Promissory Note Valuation Model (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>62</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>999067 - Disclosure - Schedule of Convertible Notes Valuation Model (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://celularity.com/role/ScheduleOfConvertibleNotesValuationModelDetails</Role>
      <ShortName>Schedule of Convertible Notes Valuation Model (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>999068 - Disclosure - Schedule of Promissory Note Valuation Model (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfPromissoryNoteValuationModelDetails</Role>
      <ShortName>Schedule of Promissory Note Valuation Model (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>999069 - Disclosure - Schedule of Convertible Note Valuation Model (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfConvertibleNoteValuationModelDetails</Role>
      <ShortName>Schedule of Convertible Note Valuation Model (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>999070 - Disclosure - Schedule of Reconciliation of Warrant Liabilities Measured on Recurring Basis (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfReconciliationOfWarrantLiabilitiesMeasuredOnRecurringBasisDetails</Role>
      <ShortName>Schedule of Reconciliation of Warrant Liabilities Measured on Recurring Basis (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>999071 - Disclosure - Schedule of May 2022 PIPE Warrants and 2023 Registered Direct Warrants (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfMay2022PipeWarrantsAnd2023RegisteredDirectWarrantsDetails</Role>
      <ShortName>Schedule of May 2022 PIPE Warrants and 2023 Registered Direct Warrants (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>67</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>999072 - Disclosure - Schedule of Bridge Warrants (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfBridgeWarrantsDetails</Role>
      <ShortName>Schedule of Bridge Warrants (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>68</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>999073 - Disclosure - Schedule of RWI Bridge Warrants (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfRwiBridgeWarrantsDetailsParenthetical</Role>
      <ShortName>Schedule of RWI Bridge Warrants (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>999074 - Disclosure - Schedule of Significant Inputs for Sponsor Warrants (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfSignificantInputsForSponsorWarrantsDetails</Role>
      <ShortName>Schedule of Significant Inputs for Sponsor Warrants (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>70</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>999075 - Disclosure - Schedule of Derivative Liabilities Measured on a Recurring Basis (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfDerivativeLiabilitiesMeasuredOnRecurringBasisDetails</Role>
      <ShortName>Schedule of Derivative Liabilities Measured on a Recurring Basis (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>71</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>999076 - Disclosure - Schedule of Bifurcated Derivative Monte Carlo Valuation Model (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfBifurcatedDerivativeMonteCarloValuationModelDetails</Role>
      <ShortName>Schedule of Bifurcated Derivative Monte Carlo Valuation Model (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>999077 - Disclosure - Schedule of Major Classes of Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfMajorClassesOfInventoriesDetails</Role>
      <ShortName>Schedule of Major Classes of Inventories (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>73</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>999078 - Disclosure - Schedule of Inventory Reserves (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfInventoryReservesDetails</Role>
      <ShortName>Schedule of Inventory Reserves (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>74</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>999079 - Disclosure - Inventory (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/InventoryDetailsNarrative</Role>
      <ShortName>Inventory (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/InventoryTables</ParentRole>
      <Position>75</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>999080 - Disclosure - Schedule of Prepaid Expenses and Other Current Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails</Role>
      <ShortName>Schedule of Prepaid Expenses and Other Current Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>76</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>999081 - Disclosure - Schedule of Property and Equipment, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfPropertyAndEquipmentNetDetails</Role>
      <ShortName>Schedule of Property and Equipment, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>77</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>999082 - Disclosure - Property and Equipment, Net (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/PropertyAndEquipmentNetDetailsNarrative</Role>
      <ShortName>Property and Equipment, Net (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/PropertyAndEquipmentNetTables</ParentRole>
      <Position>78</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>999083 - Disclosure - Schedule of Carrying Value of Goodwill (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfCarryingValueOfGoodwillDetails</Role>
      <ShortName>Schedule of Carrying Value of Goodwill (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>79</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>999084 - Disclosure - Schedule of Intangible Assets, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfIntangibleAssetsNetDetails</Role>
      <ShortName>Schedule of Intangible Assets, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>80</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>999085 - Disclosure - Schedule of Aggregate Amortization Expense Related To Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfAggregateAmortizationExpenseRelatedToIntangibleAssetsDetails</Role>
      <ShortName>Schedule of Aggregate Amortization Expense Related To Intangible Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>81</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>999086 - Disclosure - Goodwill and Intangible Assets, Net (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/GoodwillAndIntangibleAssetsNetDetailsNarrative</Role>
      <ShortName>Goodwill and Intangible Assets, Net (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/GoodwillAndIntangibleAssetsNetTables</ParentRole>
      <Position>82</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>999087 - Disclosure - Schedule of Accrued Expenses and Other Current Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfAccruedExpensesAndOtherCurrentLiabilitiesDetails</Role>
      <ShortName>Schedule of Accrued Expenses and Other Current Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>83</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>999088 - Disclosure - Schedule of Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfDebtDetails</Role>
      <ShortName>Schedule of Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>84</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>999089 - Disclosure - Debt (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/DebtDetailsNarrative</Role>
      <ShortName>Debt (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/DebtTables</ParentRole>
      <Position>85</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>999090 - Disclosure - Transfers of Financial Assets (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/TransfersOfFinancialAssetsDetailsNarrative</Role>
      <ShortName>Transfers of Financial Assets (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/TransfersOfFinancialAssets</ParentRole>
      <Position>86</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>999091 - Disclosure - Schedule of Licensing Obligation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfLicensingObligationDetails</Role>
      <ShortName>Schedule of Licensing Obligation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>87</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>999092 - Disclosure - Licensing Obligation (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/LicensingObligationDetailsNarrative</Role>
      <ShortName>Licensing Obligation (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/LicensingObligationTables</ParentRole>
      <Position>88</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>999093 - Disclosure - Schedule of Lease Costs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfLeaseCostsDetails</Role>
      <ShortName>Schedule of Lease Costs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>89</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>999094 - Disclosure - Schedule of Cash Activity Related to the Lease Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfCashActivityRelatedToLeaseLiabilitiesDetails</Role>
      <ShortName>Schedule of Cash Activity Related to the Lease Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>90</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>999095 - Disclosure - Schedule of Future Minimum Payments under Operating Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfFutureMinimumPaymentsUnderOperatingLeasesDetails</Role>
      <ShortName>Schedule of Future Minimum Payments under Operating Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>91</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>999096 - Disclosure - Operating Leases (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/OperatingLeasesDetailsNarrative</Role>
      <ShortName>Operating Leases (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/OperatingLeasesTables</ParentRole>
      <Position>92</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>999097 - Disclosure - Commitments and Contingencies (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/CommitmentsAndContingenciesDetailsNarrative</Role>
      <ShortName>Commitments and Contingencies (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/CommitmentsAndContingencies</ParentRole>
      <Position>93</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>999098 - Disclosure - Summary of the Warrants (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SummaryOfWarrantsDetails</Role>
      <ShortName>Summary of the Warrants (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>94</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>999099 - Disclosure - Summary of the Warrants (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SummaryOfWarrantsDetailsParenthetical</Role>
      <ShortName>Summary of the Warrants (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>95</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>999100 - Disclosure - Equity (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/EquityDetailsNarrative</Role>
      <ShortName>Equity (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/EquityTables</ParentRole>
      <Position>96</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>999101 - Disclosure - Schedule of Weighted Average Grant Fair Value of Stock Options Using Black-Scholes Option-Pricing Model (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfWeightedAverageGrantFairValueOfStockOptionsUsingBlack-scholesOption-pricingModelDetails</Role>
      <ShortName>Schedule of Weighted Average Grant Fair Value of Stock Options Using Black-Scholes Option-Pricing Model (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>97</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>999102 - Disclosure - Schedule of Stock Option Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfStockOptionActivityDetails</Role>
      <ShortName>Schedule of Stock Option Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>98</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>999103 - Disclosure - Schedule of Stock Option Activity (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfStockOptionActivityDetailsParenthetical</Role>
      <ShortName>Schedule of Stock Option Activity (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>99</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>999104 - Disclosure - Schedule of Warrants Purchase Agreement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfWarrantsPurchaseAgreementDetails</Role>
      <ShortName>Schedule of Warrants Purchase Agreement (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>100</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R101.htm</HtmlFileName>
      <LongName>999105 - Disclosure - Schedule of Activity Related to RSU Stock-Based Payment Awards (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfActivityRelatedToRsuStock-basedPaymentAwardsDetails</Role>
      <ShortName>Schedule of Activity Related to RSU Stock-Based Payment Awards (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>101</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R102.htm</HtmlFileName>
      <LongName>999106 - Disclosure - Schedule of Stock-based Compensation Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfStock-basedCompensationExpenseDetails</Role>
      <ShortName>Schedule of Stock-based Compensation Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>102</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R103.htm</HtmlFileName>
      <LongName>999107 - Disclosure - Schedule of Stock-based Compensation Expense (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfStock-basedCompensationExpenseDetailsParenthetical</Role>
      <ShortName>Schedule of Stock-based Compensation Expense (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>103</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R104.htm</HtmlFileName>
      <LongName>999108 - Disclosure - Stock-Based Compensation (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/Stock-basedCompensationDetailsNarrative</Role>
      <ShortName>Stock-Based Compensation (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/Stock-basedCompensationTables</ParentRole>
      <Position>104</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R105.htm</HtmlFileName>
      <LongName>999109 - Disclosure - Schedule of Disaggregated Revenue by Product and Services (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfDisaggregatedRevenueByProductAndServicesDetails</Role>
      <ShortName>Schedule of Disaggregated Revenue by Product and Services (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>105</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>999110 - Disclosure - Schedule of Changes in Deferred Revenue from Contract Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfChangesInDeferredRevenueFromContractLiabilitiesDetails</Role>
      <ShortName>Schedule of Changes in Deferred Revenue from Contract Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>106</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>999111 - Disclosure - Schedule of Changes in Deferred Revenue from Contract Liabilities (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfChangesInDeferredRevenueFromContractLiabilitiesDetailsParenthetical</Role>
      <ShortName>Schedule of Changes in Deferred Revenue from Contract Liabilities (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>107</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R108.htm</HtmlFileName>
      <LongName>999112 - Disclosure - License and Distribution Agreements (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/LicenseAndDistributionAgreementsDetailsNarrative</Role>
      <ShortName>License and Distribution Agreements (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/LicenseAndDistributionAgreements</ParentRole>
      <Position>108</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R109.htm</HtmlFileName>
      <LongName>999113 - Disclosure - Benefit Plan (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/BenefitPlanDetailsNarrative</Role>
      <ShortName>Benefit Plan (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/BenefitPlan</ParentRole>
      <Position>109</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R110.htm</HtmlFileName>
      <LongName>999114 - Disclosure - Schedule of Current and Deferred Tax Provision (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfCurrentAndDeferredTaxProvisionDetails</Role>
      <ShortName>Schedule of Current and Deferred Tax Provision (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>110</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R111.htm</HtmlFileName>
      <LongName>999115 - Disclosure - Schedule of Reconciliation of the U.S federal statutory income tax and effective income tax rate (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfReconciliationOfU.sFederalStatutoryIncomeTaxAndEffectiveIncomeTaxRateDetails</Role>
      <ShortName>Schedule of Reconciliation of the U.S federal statutory income tax and effective income tax rate (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>111</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R112.htm</HtmlFileName>
      <LongName>999116 - Disclosure - Schedule of Deferred tax assets and liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfDeferredTaxAssetsAndLiabilitiesDetails</Role>
      <ShortName>Schedule of Deferred tax assets and liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>112</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>999117 - Disclosure - Schedule of Unrecognized Tax Benefits (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfUnrecognizedTaxBenefitsDetails</Role>
      <ShortName>Schedule of Unrecognized Tax Benefits (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>113</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>999118 - Disclosure - Income Taxes (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/IncomeTaxesDetailsNarrative</Role>
      <ShortName>Income Taxes (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/IncomeTaxesTables</ParentRole>
      <Position>114</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R115.htm</HtmlFileName>
      <LongName>999119 - Disclosure - Schedule of Financial Information by Segment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/ScheduleOfFinancialInformationBySegmentDetails</Role>
      <ShortName>Schedule of Financial Information by Segment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>115</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R116.htm</HtmlFileName>
      <LongName>999120 - Disclosure - Segment Information (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SegmentInformationDetailsNarrative</Role>
      <ShortName>Segment Information (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/SegmentInformationTables</ParentRole>
      <Position>116</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R117.htm</HtmlFileName>
      <LongName>999121 - Disclosure - Related Party Transactions (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/RelatedPartyTransactionsDetailsNarrative</Role>
      <ShortName>Related Party Transactions (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/RelatedPartyTransactions</ParentRole>
      <Position>117</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R118.htm</HtmlFileName>
      <LongName>999122 - Disclosure - Subsequent Events (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://celularity.com/role/SubsequentEventsDetailsNarrative</Role>
      <ShortName>Subsequent Events (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://celularity.com/role/SubsequentEvents</ParentRole>
      <Position>118</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>celu-20251231.xsd</File>
    <File>celu-20251231_cal.xml</File>
    <File>celu-20251231_def.xml</File>
    <File>celu-20251231_lab.xml</File>
    <File>celu-20251231_pre.xml</File>
    <File doctype="10-K" isDefinitelyFs="true" isUsgaap="true" original="form10-k.htm">form10-k.htm</File>
  </InputFiles>
  <SupplementalFiles>
    <File>form10-k_001.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="1561">http://fasb.org/us-gaap/2025</BaseTaxonomy>
    <BaseTaxonomy items="12">http://xbrl.sec.gov/cyd/2025</BaseTaxonomy>
    <BaseTaxonomy items="42">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
    <BaseTaxonomy items="4">http://xbrl.sec.gov/ecd/2025</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>