<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.26.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>129</ContextCount>
  <ElementCount>391</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>57</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>11</UnitCount>
  <MyReports>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>995200090 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DocumentDocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>995200100 - Statement - CONSOLIDATED BALANCE SHEETS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/StatementConsolidatedBalanceSheets</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>995200105 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/StatementConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>995200200 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveLoss</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>995200300 - Statement - CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/StatementConsolidatedStatementsOfRedeemableConvertiblePreferredStockAndStockholdersEquityDeficit</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>995200400 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/StatementConsolidatedStatementsOfCashFlows</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CASH FLOWS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>995210101 - Disclosure - Nature of the Business and Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureNatureOfBusinessAndBasisOfPresentation</Role>
      <ShortName>Nature of the Business and Basis of Presentation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>995210201 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>995210301 - Disclosure - Merger Agreement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureMergerAgreement</Role>
      <ShortName>Merger Agreement</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>995210401 - Disclosure - Fair Value Measurements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureFairValueMeasurements</Role>
      <ShortName>Fair Value Measurements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>995210501 - Disclosure - Prepaid Expenses and Other Current Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosurePrepaidExpensesAndOtherCurrentAssets</Role>
      <ShortName>Prepaid Expenses and Other Current Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>995210601 - Disclosure - Intangible Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIntangibleAssets</Role>
      <ShortName>Intangible Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>995210701 - Disclosure - Accrued Expenses</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureAccruedExpenses</Role>
      <ShortName>Accrued Expenses</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>995210801 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureLeases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>995210901 - Disclosure - Stockholders' Equity (Deficit)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureStockholdersEquityDeficit</Role>
      <ShortName>Stockholders' Equity (Deficit)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>995211001 - Disclosure - Stock-based Compensation and Other Employee Matters</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureStockBasedCompensationAndOtherEmployeeMatters</Role>
      <ShortName>Stock-based Compensation and Other Employee Matters</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>995211101 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>995211201 - Disclosure - Net Loss Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureNetLossPerShare</Role>
      <ShortName>Net Loss Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>995211301 - Disclosure - Commitment and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureCommitmentAndContingencies</Role>
      <ShortName>Commitment and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>995211401 - Disclosure - License Agreements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureLicenseAgreements</Role>
      <ShortName>License Agreements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>995211501 - Disclosure - Retirement Savings Plan</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureRetirementSavingsPlan</Role>
      <ShortName>Retirement Savings Plan</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>995211601 - Disclosure - Segment Reporting</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSegmentReporting</Role>
      <ShortName>Segment Reporting</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>995211701 - Disclosure - Related-party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureRelatedPartyTransactions</Role>
      <ShortName>Related-party Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.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>24</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.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>25</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>995447 - Disclosure - Insider Trading Policies and Procedures</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc</Role>
      <ShortName>Insider Trading Policies and Procedures</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.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>27</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>99920202 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>99930203 - Disclosure - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>99930303 - Disclosure - Merger Agreement (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureMergerAgreementTables</Role>
      <ShortName>Merger Agreement (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureMergerAgreement</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>99930403 - Disclosure - Fair Value Measurements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureFairValueMeasurementsTables</Role>
      <ShortName>Fair Value Measurements (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureFairValueMeasurements</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>99930503 - Disclosure - Prepaid Expenses and Other Current Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosurePrepaidExpensesAndOtherCurrentAssetsTables</Role>
      <ShortName>Prepaid Expenses and Other Current Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosurePrepaidExpensesAndOtherCurrentAssets</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>99930603 - Disclosure - Intangible Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIntangibleAssetsTables</Role>
      <ShortName>Intangible Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureIntangibleAssets</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>99930703 - Disclosure - Accrued Expenses (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureAccruedExpensesTables</Role>
      <ShortName>Accrued Expenses (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureAccruedExpenses</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>99930803 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureLeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureLeases</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>99931003 - Disclosure - Stock-based Compensation and Other Employee Matters (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureStockBasedCompensationAndOtherEmployeeMattersTables</Role>
      <ShortName>Stock-based Compensation and Other Employee Matters (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureStockBasedCompensationAndOtherEmployeeMatters</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>99931103 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureIncomeTaxes</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>99931203 - Disclosure - Net Loss Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureNetLossPerShareTables</Role>
      <ShortName>Net Loss Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureNetLossPerShare</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>99931603 - Disclosure - Segment Reporting (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSegmentReportingTables</Role>
      <ShortName>Segment Reporting (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureSegmentReporting</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>99940101 - Disclosure - Nature of the Business and Basis of Presentation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureNatureOfBusinessAndBasisOfPresentationDetails</Role>
      <ShortName>Nature of the Business and Basis of Presentation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureNatureOfBusinessAndBasisOfPresentation</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>99940201 - Disclosure - Summary of Significant Accounting Policies - Significant Suppliers (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesSignificantSuppliersDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Significant Suppliers (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>99940202 - Disclosure - Summary of Significant Accounting Policies - Cash And Cash Equivalents (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesCashAndCashEquivalentsDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Cash And Cash Equivalents (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>99940203 - Disclosure - Summary of Significant Accounting Policies - Short-term Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesShortTermInvestmentsDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Short-term Investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>99940204 - Disclosure - Summary of Significant Accounting Policies - Deferred Offering Costs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesDeferredOfferingCostsDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Deferred Offering Costs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>99940205 - Disclosure - Summary of Significant Accounting Policies - Property And Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPropertyAndEquipmentDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Property And Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>99940206 - Disclosure - Summary of Significant Accounting Policies - Intangible Assets And Impairment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesIntangibleAssetsAndImpairmentDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Intangible Assets And Impairment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>99940207 - Disclosure - Summary of Significant Accounting Policies - Operating Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesOperatingLeasesDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Operating Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>99940208 - Disclosure - Summary of Significant Accounting Policies - Classification of Redeemable Convertible Preferred Stock (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesClassificationOfRedeemableConvertiblePreferredStockDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Classification of Redeemable Convertible Preferred Stock (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>99940209 - Disclosure - Summary of Significant Accounting Policies - Net Loss Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSummaryOfSignificantAccountingPoliciesNetLossPerShareDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Net Loss Per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>99940301 - Disclosure - Merger Agreement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureMergerAgreementDetails</Role>
      <ShortName>Merger Agreement (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureMergerAgreementTables</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>99940302 - Disclosure - Merger Agreement - Assets and liabilities Obtained (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureMergerAgreementAssetsAndLiabilitiesObtainedDetails</Role>
      <ShortName>Merger Agreement - Assets and liabilities Obtained (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>99940303 - Disclosure - Merger Agreement - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureMergerAgreementNarrativeDetails</Role>
      <ShortName>Merger Agreement - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>99940401 - Disclosure - Fair Value Measurements - Recurring Basis (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureFairValueMeasurementsRecurringBasisDetails</Role>
      <ShortName>Fair Value Measurements - Recurring Basis (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>99940402 - Disclosure - Fair Value Measurements - Valuation of Convertible Notes (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureFairValueMeasurementsValuationOfConvertibleNotesDetails</Role>
      <ShortName>Fair Value Measurements - Valuation of Convertible Notes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>99940403 - Disclosure - Fair Value Measurements - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureFairValueMeasurementsNarrativeDetails</Role>
      <ShortName>Fair Value Measurements - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>99940404 - Disclosure - Fair Value Measurements - Change in Fair Value of Convertible Notes (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureFairValueMeasurementsChangeInFairValueOfConvertibleNotesDetails</Role>
      <ShortName>Fair Value Measurements - Change in Fair Value of Convertible Notes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>99940501 - Disclosure - Prepaid Expenses and Other Current Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosurePrepaidExpensesAndOtherCurrentAssetsDetails</Role>
      <ShortName>Prepaid Expenses and Other Current Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosurePrepaidExpensesAndOtherCurrentAssetsTables</ParentRole>
      <Position>57</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>99940601 - Disclosure - Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIntangibleAssetsDetails</Role>
      <ShortName>Intangible Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureIntangibleAssetsTables</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>99940602 - Disclosure - Intangible Assets - Expected remaining amortization expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIntangibleAssetsExpectedRemainingAmortizationExpenseDetails</Role>
      <ShortName>Intangible Assets - Expected remaining amortization expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>99940603 - Disclosure - Intangible Assets - Narratives (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIntangibleAssetsNarrativesDetails</Role>
      <ShortName>Intangible Assets - Narratives (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>99940701 - Disclosure - Accrued Expenses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureAccruedExpensesDetails</Role>
      <ShortName>Accrued Expenses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureAccruedExpensesTables</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>99940801 - Disclosure - Leases - Narratives (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureLeasesNarrativesDetails</Role>
      <ShortName>Leases - Narratives (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>62</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>99940802 - Disclosure - Leases - Components of lease costs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureLeasesComponentsOfLeaseCostsDetails</Role>
      <ShortName>Leases - Components of lease costs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>99940803 - Disclosure - Leases - Supplemental disclosure of cash flow information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureLeasesSupplementalDisclosureOfCashFlowInformationDetails</Role>
      <ShortName>Leases - Supplemental disclosure of cash flow information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>99940804 - Disclosure - Leases - Weighted-average discount rate and remaining lease term (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureLeasesWeightedAverageDiscountRateAndRemainingLeaseTermDetails</Role>
      <ShortName>Leases - Weighted-average discount rate and remaining lease term (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>99940805 - Disclosure - Leases - Maturities of the Company's operating lease liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureLeasesMaturitiesOfCompanySOperatingLeaseLiabilitiesDetails</Role>
      <ShortName>Leases - Maturities of the Company's operating lease liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>99940901 - Disclosure - Stockholders' Equity (Deficit) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureStockholdersEquityDeficitDetails</Role>
      <ShortName>Stockholders' Equity (Deficit) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureStockholdersEquityDeficit</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>99941001 - Disclosure - Stock-based Compensation and Other Employee Matters (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureStockBasedCompensationAndOtherEmployeeMattersDetails</Role>
      <ShortName>Stock-based Compensation and Other Employee Matters (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureStockBasedCompensationAndOtherEmployeeMattersTables</ParentRole>
      <Position>68</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>99941002 - Disclosure - Stock-based Compensation and Other Employee Matters - Valuation assumptions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureStockBasedCompensationAndOtherEmployeeMattersValuationAssumptionsDetails</Role>
      <ShortName>Stock-based Compensation and Other Employee Matters - Valuation assumptions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>99941003 - Disclosure - Stock-based Compensation and Other Employee Matters - Option activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureStockBasedCompensationAndOtherEmployeeMattersOptionActivityDetails</Role>
      <ShortName>Stock-based Compensation and Other Employee Matters - Option activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>70</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>99941004 - Disclosure - Stock-based Compensation and Other Employee Matters - Additional information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureStockBasedCompensationAndOtherEmployeeMattersAdditionalInformationDetails</Role>
      <ShortName>Stock-based Compensation and Other Employee Matters - Additional information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>71</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>99941005 - Disclosure - Stock-based Compensation and Other Employee Matters - Classification in statement of operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureStockBasedCompensationAndOtherEmployeeMattersClassificationInStatementOfOperationsDetails</Role>
      <ShortName>Stock-based Compensation and Other Employee Matters - Classification in statement of operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>99941101 - Disclosure - Income taxes - Reconciliation of the Company's total tax using the statutory income tax rate (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIncomeTaxesReconciliationOfCompanySTotalTaxUsingStatutoryIncomeTaxRateDetails</Role>
      <ShortName>Income taxes - Reconciliation of the Company's total tax using the statutory income tax rate (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>73</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>99941102 - Disclosure - Income Taxes - Deferred taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIncomeTaxesDeferredTaxesDetails</Role>
      <ShortName>Income Taxes - Deferred taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>74</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>99941103 - Disclosure - Income Taxes - Additional information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureIncomeTaxesAdditionalInformationDetails</Role>
      <ShortName>Income Taxes - Additional information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>75</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>99941201 - Disclosure - Net Loss Per Share - Basic and diluted net income (loss) per share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureNetLossPerShareBasicAndDilutedNetIncomeLossPerShareDetails</Role>
      <ShortName>Net Loss Per Share - Basic and diluted net income (loss) per share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>76</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>99941202 - Disclosure - Net Loss Per Share - Potentially dilutive securities excluded from the calculation of diluted net loss per share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureNetLossPerSharePotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossPerShareDetails</Role>
      <ShortName>Net Loss Per Share - Potentially dilutive securities excluded from the calculation of diluted net loss per share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>77</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>99941301 - Disclosure - Commitment and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureCommitmentAndContingenciesDetails</Role>
      <ShortName>Commitment and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureCommitmentAndContingencies</ParentRole>
      <Position>78</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>99941401 - Disclosure - License Agreements (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureLicenseAgreementsDetails</Role>
      <ShortName>License Agreements (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureLicenseAgreements</ParentRole>
      <Position>79</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>99941501 - Disclosure - Retirement Savings Plan (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureRetirementSavingsPlanDetails</Role>
      <ShortName>Retirement Savings Plan (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureRetirementSavingsPlan</ParentRole>
      <Position>80</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>99941601 - Disclosure - Segment Reporting (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureSegmentReportingDetails</Role>
      <ShortName>Segment Reporting (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureSegmentReportingTables</ParentRole>
      <Position>81</Position>
    </Report>
    <Report instance="tvrd-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>99941701 - Disclosure - Related-party Transactions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://tvarditherapeutics.com/role/DisclosureRelatedPartyTransactionsDetails</Role>
      <ShortName>Related-party Transactions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://tvarditherapeutics.com/role/DisclosureRelatedPartyTransactions</ParentRole>
      <Position>82</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>tvrd-20251231.xsd</File>
    <File>tvrd-20251231_cal.xml</File>
    <File>tvrd-20251231_def.xml</File>
    <File>tvrd-20251231_lab.xml</File>
    <File>tvrd-20251231_pre.xml</File>
    <File doctype="10-K" isDefinitelyFs="true" isUsgaap="true" original="tvrd-20251231x10k.htm">tvrd-20251231x10k.htm</File>
  </InputFiles>
  <SupplementalFiles>
    <File>tvrd-20251231x10k004.jpg</File>
    <File>tvrd-20251231x10k005.jpg</File>
    <File>tvrd-20251231x10k006.jpg</File>
    <File>tvrd-20251231x10k007.jpg</File>
    <File>tvrd-20251231x10k008.jpg</File>
    <File>tvrd-20251231x10k009.jpg</File>
    <File>tvrd-20251231x10k010.jpg</File>
    <File>tvrd-20251231x10k011.jpg</File>
    <File>tvrd-20251231x10k012.jpg</File>
    <File>tvrd-20251231x10k013.jpg</File>
    <File>tvrd-20251231x10k014.jpg</File>
    <File>tvrd-20251231x10k015.jpg</File>
    <File>tvrd-20251231x10k016.jpg</File>
    <File>tvrd-20251231x10k017.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="529">http://fasb.org/us-gaap/2025</BaseTaxonomy>
    <BaseTaxonomy items="14">http://xbrl.sec.gov/cyd/2025</BaseTaxonomy>
    <BaseTaxonomy items="39">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
    <BaseTaxonomy items="5">http://xbrl.sec.gov/ecd/2025</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
