<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.26.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>520</ContextCount>
  <ElementCount>651</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>193</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>9</UnitCount>
  <MyReports>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>995100 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/dei/role/document/Cover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>995300 - Document - Audit Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/dei/role/document/AuditInformation</Role>
      <ShortName>Audit Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>995301 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConsolidatedBalanceSheet</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>995302 - Statement - Consolidated Balance Sheets (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConsolidatedBalanceSheet_Parentheticals</Role>
      <ShortName>Consolidated Balance Sheets (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>995303 - Statement - Consolidated Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConsolidatedIncomeStatement</Role>
      <ShortName>Consolidated Statements of Operations</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>995304 - Statement - Consolidated Statements of Operations (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConsolidatedIncomeStatement_Parentheticals</Role>
      <ShortName>Consolidated Statements of Operations (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>995305 - Statement - Consolidated Statements of Comprehensive Loss</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConsolidatedComprehensiveIncome</Role>
      <ShortName>Consolidated Statements of Comprehensive Loss</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>995306 - Statement - Consolidated Statements of Comprehensive Loss (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConsolidatedComprehensiveIncome_Parentheticals</Role>
      <ShortName>Consolidated Statements of Comprehensive Loss (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>995307 - Statement - Consolidated Statements of Changes in Shareholders??? Equity (Deficit)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ShareholdersEquityType2or3</Role>
      <ShortName>Consolidated Statements of Changes in Shareholders??? Equity (Deficit)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>995308 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConsolidatedCashFlow</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>995309 - Disclosure - Description of Business</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/DescriptionofBusiness</Role>
      <ShortName>Description of Business</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>995310 - Disclosure - Significant Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SignificantTransactions</Role>
      <ShortName>Significant Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>995311 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SummaryofSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>995312 - Disclosure - Accounts Receivable, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/AccountsReceivableNet</Role>
      <ShortName>Accounts Receivable, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>995313 - Disclosure - Inventories</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/Inventories</Role>
      <ShortName>Inventories</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>995314 - Disclosure - Prepaid Expenses and Other Current Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/PrepaidExpensesandOtherCurrentAssets</Role>
      <ShortName>Prepaid Expenses and Other Current Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>995315 - Disclosure - Property and Equipment, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/PropertyandEquipmentNet</Role>
      <ShortName>Property and Equipment, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>995316 - Disclosure - Intangible Assets, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/IntangibleAssetsNet</Role>
      <ShortName>Intangible Assets, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>995317 - Disclosure - Other Non-Current Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/OtherNonCurrentAssets</Role>
      <ShortName>Other Non-Current Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>995318 - Disclosure - Bank Borrowings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/BankBorrowings</Role>
      <ShortName>Bank Borrowings</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>995319 - Disclosure - Contract Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ContractLiabilities</Role>
      <ShortName>Contract Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>995320 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/Leases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>995321 - Disclosure - Other Current Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/OtherCurrentLiabilities</Role>
      <ShortName>Other Current Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>995322 - Disclosure - Derivative Financial Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/DerivativeFinancialLiabilities</Role>
      <ShortName>Derivative Financial Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>995323 - Disclosure - Convertible Notes, at Fair Value</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConvertibleNotesatFairValue</Role>
      <ShortName>Convertible Notes, at Fair Value</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>995324 - Disclosure - Other Non-Current Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/OtherNonCurrentLiabilities</Role>
      <ShortName>Other Non-Current Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>995325 - Disclosure - Shareholders' Deficit</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ShareholdersDeficit</Role>
      <ShortName>Shareholders' Deficit</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>995326 - Disclosure - Revenue</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/Revenue</Role>
      <ShortName>Revenue</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>995327 - Disclosure - Other Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/OtherIncome</Role>
      <ShortName>Other Income</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>995328 - Disclosure - Share-Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ShareBasedCompensation</Role>
      <ShortName>Share-Based Compensation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>995329 - Disclosure - Income Tax</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/IncomeTax</Role>
      <ShortName>Income Tax</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>995330 - Disclosure - Loss Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/LossPerShare</Role>
      <ShortName>Loss Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>995331 - Disclosure - Fair Value Measurement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/FairValueMeasurement</Role>
      <ShortName>Fair Value Measurement</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>995332 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/CommitmentsandContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>995333 - Disclosure - Related Parties</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/RelatedParties</Role>
      <ShortName>Related Parties</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>995334 - Disclosure - Segment Reporting</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SegmentReporting</Role>
      <ShortName>Segment Reporting</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>36</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>995335 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>37</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>995336 - Disclosure - Parent Only Financial Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ParentOnlyFinancialInformation</Role>
      <ShortName>Parent Only Financial Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.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>39</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.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>40</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.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>41</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>996000 - Disclosure - Accounting Policies, by Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/AccountingPoliciesByPolicy</Role>
      <ShortName>Accounting Policies, by Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>996001 - Disclosure - Significant Transactions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SignificantTransactionsTables</Role>
      <ShortName>Significant Transactions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/SignificantTransactions</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>996002 - Disclosure - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SummaryofSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>996003 - Disclosure - Accounts Receivable, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/AccountsReceivableNetTables</Role>
      <ShortName>Accounts Receivable, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/AccountsReceivableNet</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>996004 - Disclosure - Inventories (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/InventoriesTables</Role>
      <ShortName>Inventories (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/Inventories</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>996005 - Disclosure - Prepaid Expenses and Other Current Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/PrepaidExpensesandOtherCurrentAssetsTables</Role>
      <ShortName>Prepaid Expenses and Other Current Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/PrepaidExpensesandOtherCurrentAssets</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>996006 - Disclosure - Property and Equipment, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/PropertyandEquipmentNetTables</Role>
      <ShortName>Property and Equipment, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/PropertyandEquipmentNet</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>996007 - Disclosure - Intangible Assets, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/IntangibleAssetsNetTables</Role>
      <ShortName>Intangible Assets, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/IntangibleAssetsNet</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>996008 - Disclosure - Other Non-Current Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/OtherNonCurrentAssetsTables</Role>
      <ShortName>Other Non-Current Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/OtherNonCurrentAssets</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>996009 - Disclosure - Bank Borrowings (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/BankBorrowingsTables</Role>
      <ShortName>Bank Borrowings (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/BankBorrowings</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>996010 - Disclosure - Contract Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ContractLiabilitiesTables</Role>
      <ShortName>Contract Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/ContractLiabilities</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>996011 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/LeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/Leases</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>996012 - Disclosure - Other Current Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/OtherCurrentLiabilitiesTables</Role>
      <ShortName>Other Current Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/OtherCurrentLiabilities</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>996013 - Disclosure - Convertible Notes, at Fair Value (Tables)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConvertibleNotesatFairValueTables</Role>
      <ShortName>Convertible Notes, at Fair Value (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/ConvertibleNotesatFairValue</ParentRole>
      <Position>55</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>996014 - Disclosure - Other Non-Current Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/OtherNonCurrentLiabilitiesTables</Role>
      <ShortName>Other Non-Current Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/OtherNonCurrentLiabilities</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>996015 - Disclosure - Revenue (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/RevenueTables</Role>
      <ShortName>Revenue (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/Revenue</ParentRole>
      <Position>57</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>996016 - Disclosure - Other Income (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/OtherIncomeTables</Role>
      <ShortName>Other Income (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/OtherIncome</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>996017 - Disclosure - Share-Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ShareBasedCompensationTables</Role>
      <ShortName>Share-Based Compensation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/ShareBasedCompensation</ParentRole>
      <Position>59</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>996018 - Disclosure - Income Tax (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/IncomeTaxTables</Role>
      <ShortName>Income Tax (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/IncomeTax</ParentRole>
      <Position>60</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>996019 - Disclosure - Loss Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/LossPerShareTables</Role>
      <ShortName>Loss Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/LossPerShare</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>996020 - Disclosure - Fair Value Measurement (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/FairValueMeasurementTables</Role>
      <ShortName>Fair Value Measurement (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/FairValueMeasurement</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>996021 - Disclosure - Related Parties (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/RelatedPartiesTables</Role>
      <ShortName>Related Parties (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/RelatedParties</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>996022 - Disclosure - Segment Reporting (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SegmentReportingTables</Role>
      <ShortName>Segment Reporting (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/SegmentReporting</ParentRole>
      <Position>64</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>996023 - Disclosure - Parent Only Financial Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ParentOnlyFinancialInformationTables</Role>
      <ShortName>Parent Only Financial Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/ParentOnlyFinancialInformation</ParentRole>
      <Position>65</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>996024 - Disclosure - Description of Business (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/DescriptionofBusinessDetails</Role>
      <ShortName>Description of Business (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/DescriptionofBusiness</ParentRole>
      <Position>66</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>996025 - Disclosure - Significant Transactions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SignificantTransactionsDetails</Role>
      <ShortName>Significant Transactions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/SignificantTransactionsTables</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>996026 - Disclosure - Significant Transactions - Schedule of Discontinued Operation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofDiscontinuedOperationTable</Role>
      <ShortName>Significant Transactions - Schedule of Discontinued Operation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>68</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>996027 - Disclosure - Significant Transactions - Schedule of Disposal on the Financial Position (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofDisposalontheFinancialPositionTable</Role>
      <ShortName>Significant Transactions - Schedule of Disposal on the Financial Position (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>996028 - Disclosure - Summary of Significant Accounting Policies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SummaryofSignificantAccountingPoliciesDetails</Role>
      <ShortName>Summary of Significant Accounting Policies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/SummaryofSignificantAccountingPoliciesTables</ParentRole>
      <Position>70</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>996029 - Disclosure - Summary of Significant Accounting Policies - Schedule of Cash and Cash Equivalents and Restricted Cash (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofCashandCashEquivalentsandRestrictedCashTable</Role>
      <ShortName>Summary of Significant Accounting Policies - Schedule of Cash and Cash Equivalents and Restricted Cash (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>71</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>996030 - Disclosure - Accounts Receivable, Net - Schedule of Accounts Receivable, Net of Allowance for Expected Credit Losses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofAccountsReceivableNetofAllowanceforExpectedCreditLossesTable</Role>
      <ShortName>Accounts Receivable, Net - Schedule of Accounts Receivable, Net of Allowance for Expected Credit Losses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>996031 - Disclosure - Accounts Receivable, Net - Schedule of Allowance for Doubtful Accounts (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofAllowanceforDoubtfulAccountsTable</Role>
      <ShortName>Accounts Receivable, Net - Schedule of Allowance for Doubtful Accounts (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>73</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>996032 - Disclosure - Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/InventoriesDetails</Role>
      <ShortName>Inventories (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/InventoriesTables</ParentRole>
      <Position>74</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>996033 - Disclosure - Inventories - Schedule of Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofInventoriesTable</Role>
      <ShortName>Inventories - Schedule of Inventories (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>75</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>996034 - Disclosure - Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofPrepaidExpensesandOtherCurrentAssetsTable</Role>
      <ShortName>Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>76</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>996035 - Disclosure - Property and Equipment, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/PropertyandEquipmentNetDetails</Role>
      <ShortName>Property and Equipment, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/PropertyandEquipmentNetTables</ParentRole>
      <Position>77</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>996036 - Disclosure - Property and Equipment, Net - Schedule of Property and Equipment, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofPropertyandEquipmentNetTable</Role>
      <ShortName>Property and Equipment, Net - Schedule of Property and Equipment, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>78</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>996037 - Disclosure - Intangible Assets, Net - Schedule of Intangible Assets, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofIntangibleAssetsNetTable</Role>
      <ShortName>Intangible Assets, Net - Schedule of Intangible Assets, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>79</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>996038 - Disclosure - Intangible Assets, Net - Schedule of Amortization of Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofAmortizationofIntangibleAssetsTable</Role>
      <ShortName>Intangible Assets, Net - Schedule of Amortization of Intangible Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>80</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>996039 - Disclosure - Intangible Assets, Net - Schedule of Estimated Future Amortization Expenses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofEstimatedFutureAmortizationExpensesTable</Role>
      <ShortName>Intangible Assets, Net - Schedule of Estimated Future Amortization Expenses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>81</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>996040 - Disclosure - Other Non-Current Assets - Schedule of Other Non-Current Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofOtherNonCurrentAssetsTable</Role>
      <ShortName>Other Non-Current Assets - Schedule of Other Non-Current Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>82</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>996041 - Disclosure - Bank Borrowings (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/BankBorrowingsDetails</Role>
      <ShortName>Bank Borrowings (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/BankBorrowingsTables</ParentRole>
      <Position>83</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>996042 - Disclosure - Bank Borrowings - Schedule of Bank Borrowings (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofBankBorrowingsTable</Role>
      <ShortName>Bank Borrowings - Schedule of Bank Borrowings (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>84</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>996043 - Disclosure - Contract Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ContractLiabilitiesDetails</Role>
      <ShortName>Contract Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/ContractLiabilitiesTables</ParentRole>
      <Position>85</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>996044 - Disclosure - Contract Liabilities - Schedule of Contract Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofContractLiabilitiesTable</Role>
      <ShortName>Contract Liabilities - Schedule of Contract Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>86</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>996045 - Disclosure - Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/LeasesDetails</Role>
      <ShortName>Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/LeasesTables</ParentRole>
      <Position>87</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>996046 - Disclosure - Leases - Schedule of Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofLeasesTable</Role>
      <ShortName>Leases - Schedule of Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>88</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>996047 - Disclosure - Leases - Schedule of Maturities of Operating Lease liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofMaturitiesofOperatingLeaseliabilitiesTable</Role>
      <ShortName>Leases - Schedule of Maturities of Operating Lease liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>89</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>996048 - Disclosure - Other Current Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/OtherCurrentLiabilitiesDetails</Role>
      <ShortName>Other Current Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/OtherCurrentLiabilitiesTables</ParentRole>
      <Position>90</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>996049 - Disclosure - Other Current Liabilities - Schedule of Other Current Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofOtherCurrentLiabilitiesTable</Role>
      <ShortName>Other Current Liabilities - Schedule of Other Current Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>91</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>996050 - Disclosure - Derivative Financial Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/DerivativeFinancialLiabilitiesDetails</Role>
      <ShortName>Derivative Financial Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/DerivativeFinancialLiabilities</ParentRole>
      <Position>92</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>996051 - Disclosure - Convertible Notes, at Fair Value (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ConvertibleNotesatFairValueDetails</Role>
      <ShortName>Convertible Notes, at Fair Value (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/ConvertibleNotesatFairValueTables</ParentRole>
      <Position>93</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>996052 - Disclosure - Convertible Notes, at Fair Value - Schedule of Convertible Notes Measured at Fair Value (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofConvertibleNotesMeasuredatFairValueTable</Role>
      <ShortName>Convertible Notes, at Fair Value - Schedule of Convertible Notes Measured at Fair Value (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>94</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>996053 - Disclosure - Other Non-Current Liabilities - Schedule of Other Non-Current Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofOtherNonCurrentLiabilitiesTable</Role>
      <ShortName>Other Non-Current Liabilities - Schedule of Other Non-Current Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>95</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>996054 - Disclosure - Shareholders' Deficit (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ShareholdersDeficitDetails</Role>
      <ShortName>Shareholders' Deficit (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/ShareholdersDeficit</ParentRole>
      <Position>96</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>996055 - Disclosure - Revenue - Schedule of Revenue (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofRevenueTable</Role>
      <ShortName>Revenue - Schedule of Revenue (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>97</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>996056 - Disclosure - Other Income - Schedule of Other Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofOtherIncomeTable</Role>
      <ShortName>Other Income - Schedule of Other Income (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>98</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>996057 - Disclosure - Share-Based Compensation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ShareBasedCompensationDetails</Role>
      <ShortName>Share-Based Compensation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/ShareBasedCompensationTables</ParentRole>
      <Position>99</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>996058 - Disclosure - Share-Based Compensation - Schedule of Activities of Original Option Units (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofActivitiesofOriginalOptionUnitsTable</Role>
      <ShortName>Share-Based Compensation - Schedule of Activities of Original Option Units (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>100</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R101.htm</HtmlFileName>
      <LongName>996059 - Disclosure - Share-Based Compensation - Schedule of Lock-up Period (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofLockupPeriodTable</Role>
      <ShortName>Share-Based Compensation - Schedule of Lock-up Period (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>101</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R102.htm</HtmlFileName>
      <LongName>996060 - Disclosure - Share-Based Compensation - Schedule of Key Assumptions are Listed (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofKeyAssumptionsareListedTable</Role>
      <ShortName>Share-Based Compensation - Schedule of Key Assumptions are Listed (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>102</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R103.htm</HtmlFileName>
      <LongName>996061 - Disclosure - Income Tax (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/IncomeTaxDetails</Role>
      <ShortName>Income Tax (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/IncomeTaxTables</ParentRole>
      <Position>103</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R104.htm</HtmlFileName>
      <LongName>996062 - Disclosure - Income Tax - Schedule of Components of Loss from Continuing Operations Before Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofComponentsofLossfromContinuingOperationsBeforeIncomeTaxesTable</Role>
      <ShortName>Income Tax - Schedule of Components of Loss from Continuing Operations Before Income Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>104</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R105.htm</HtmlFileName>
      <LongName>996063 - Disclosure - Income Tax - Schedule of Components of Income Tax Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofComponentsofIncomeTaxExpenseTable</Role>
      <ShortName>Income Tax - Schedule of Components of Income Tax Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>105</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>996064 - Disclosure - Income Tax - Schedule of Income Tax Rate (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofIncomeTaxRateTable</Role>
      <ShortName>Income Tax - Schedule of Income Tax Rate (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>106</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>996065 - Disclosure - Income Tax - Schedule of Deferred Income Tax Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofDeferredIncomeTaxAssetsandLiabilitiesTable</Role>
      <ShortName>Income Tax - Schedule of Deferred Income Tax Assets and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>107</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R108.htm</HtmlFileName>
      <LongName>996066 - Disclosure - Income Tax - Schedule of Changes in Valuation Allowance (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofChangesinValuationAllowanceTable</Role>
      <ShortName>Income Tax - Schedule of Changes in Valuation Allowance (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>108</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R109.htm</HtmlFileName>
      <LongName>996067 - Disclosure - Loss Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/LossPerShareDetails</Role>
      <ShortName>Loss Per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/LossPerShareTables</ParentRole>
      <Position>109</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R110.htm</HtmlFileName>
      <LongName>996068 - Disclosure - Loss Per Share - Schedule of Basic and Diluted Losses Per Ordinary Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofBasicandDilutedLossesPerOrdinaryShareTable</Role>
      <ShortName>Loss Per Share - Schedule of Basic and Diluted Losses Per Ordinary Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>110</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R111.htm</HtmlFileName>
      <LongName>996069 - Disclosure - Loss Per Share - Schedule of Computation of Diluted Net Loss Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofComputationofDilutedNetLossPerShareTable</Role>
      <ShortName>Loss Per Share - Schedule of Computation of Diluted Net Loss Per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>111</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R112.htm</HtmlFileName>
      <LongName>996070 - Disclosure - Fair Value Measurement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/FairValueMeasurementDetails</Role>
      <ShortName>Fair Value Measurement (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/FairValueMeasurementTables</ParentRole>
      <Position>112</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>996071 - Disclosure - Fair Value Measurement - Schedule of Fair Value Hierarchy for Assets and Liabilities Measured (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofFairValueHierarchyforAssetsandLiabilitiesMeasuredTable</Role>
      <ShortName>Fair Value Measurement - Schedule of Fair Value Hierarchy for Assets and Liabilities Measured (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>113</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>996072 - Disclosure - Fair Value Measurement - Schedule of Assumptions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofAssumptionsTable</Role>
      <ShortName>Fair Value Measurement - Schedule of Assumptions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>114</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R115.htm</HtmlFileName>
      <LongName>996073 - Disclosure - Fair Value Measurement - Schedule of Reconciliation from the Opening Balances (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofReconciliationfromtheOpeningBalancesTable</Role>
      <ShortName>Fair Value Measurement - Schedule of Reconciliation from the Opening Balances (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>115</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R116.htm</HtmlFileName>
      <LongName>996074 - Disclosure - Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/CommitmentsandContingenciesDetails</Role>
      <ShortName>Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/CommitmentsandContingencies</ParentRole>
      <Position>116</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R117.htm</HtmlFileName>
      <LongName>996075 - Disclosure - Related Parties (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/RelatedPartiesDetails</Role>
      <ShortName>Related Parties (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/RelatedPartiesTables</ParentRole>
      <Position>117</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R118.htm</HtmlFileName>
      <LongName>996076 - Disclosure - Related Parties - Schedule of Related Parties (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofRelatedPartiesTable</Role>
      <ShortName>Related Parties - Schedule of Related Parties (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>118</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R119.htm</HtmlFileName>
      <LongName>996077 - Disclosure - Related Parties - Schedule of Related Party Transactions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofRelatedPartyTransactionsTable</Role>
      <ShortName>Related Parties - Schedule of Related Party Transactions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>119</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R120.htm</HtmlFileName>
      <LongName>996078 - Disclosure - Segment Reporting (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SegmentReportingDetails</Role>
      <ShortName>Segment Reporting (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/SegmentReportingTables</ParentRole>
      <Position>120</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R121.htm</HtmlFileName>
      <LongName>996079 - Disclosure - Segment Reporting - Schedule of Consolidated Loss from Continuing Operations Before Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofConsolidatedLossfromContinuingOperationsBeforeIncomeTaxesTable</Role>
      <ShortName>Segment Reporting - Schedule of Consolidated Loss from Continuing Operations Before Income Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>121</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R122.htm</HtmlFileName>
      <LongName>996080 - Disclosure - Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/SubsequentEventsDetails</Role>
      <ShortName>Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.slrinvestmentcorp.com/role/SubsequentEvents</ParentRole>
      <Position>122</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R123.htm</HtmlFileName>
      <LongName>996081 - Disclosure - Parent Only Financial Information - Schedule of Condensed Balance Sheets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofCondensedBalanceSheetsTable</Role>
      <ShortName>Parent Only Financial Information - Schedule of Condensed Balance Sheets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>123</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R124.htm</HtmlFileName>
      <LongName>996082 - Disclosure - Parent Only Financial Information - Schedule of Condensed Statements of Operations and Comprehensive Loss (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofCondensedStatementsofOperationsandComprehensiveLossTable</Role>
      <ShortName>Parent Only Financial Information - Schedule of Condensed Statements of Operations and Comprehensive Loss (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>124</Position>
    </Report>
    <Report instance="ea0287318-20f_thinter.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R125.htm</HtmlFileName>
      <LongName>996083 - Disclosure - Parent Only Financial Information - Schedule of Condensed Statements of Cash Flows (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slrinvestmentcorp.com/role/ScheduleofCondensedStatementsofCashFlowsTable</Role>
      <ShortName>Parent Only Financial Information - Schedule of Condensed Statements of Cash Flows (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>125</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="20-F" isDefinitelyFs="true" isUsgaap="true" original="ea0287318-20f_thinter.htm">ea0287318-20f_thinter.htm</File>
    <File>thch-20251231.xsd</File>
    <File>thch-20251231_cal.xml</File>
    <File>thch-20251231_def.xml</File>
    <File>thch-20251231_lab.xml</File>
    <File>thch-20251231_pre.xml</File>
  </InputFiles>
  <SupplementalFiles>
    <File>ea028731801_img1.jpg</File>
    <File>ea028731801_img10.jpg</File>
    <File>ea028731801_img11.jpg</File>
    <File>ea028731801_img12.jpg</File>
    <File>ea028731801_img13.jpg</File>
    <File>ea028731801_img2.jpg</File>
    <File>ea028731801_img3.jpg</File>
    <File>ea028731801_img4.jpg</File>
    <File>ea028731801_img5.jpg</File>
    <File>ea028731801_img6.jpg</File>
    <File>ea028731801_img7.jpg</File>
    <File>ea028731801_img8.jpg</File>
    <File>ea028731801_img9.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="3">http://fasb.org/srt/2025</BaseTaxonomy>
    <BaseTaxonomy items="1843">http://fasb.org/us-gaap/2025</BaseTaxonomy>
    <BaseTaxonomy items="12">http://xbrl.sec.gov/cyd/2025</BaseTaxonomy>
    <BaseTaxonomy items="46">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
    <BaseTaxonomy items="1">http://xbrl.sec.gov/ecd/2025</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
