<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.25.4</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>258</ContextCount>
  <ElementCount>468</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>91</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>8</UnitCount>
  <MyReports>
    <Report instance="ea0275748-20f_golden.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="ea0275748-20f_golden.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="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>995301 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ConsolidatedBalanceSheet</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.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.goldensunedugrpltd.com/role/ConsolidatedBalanceSheet_Parentheticals</Role>
      <ShortName>Consolidated Balance Sheets (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>995303 - Statement - Consolidated Statement of Operations and Comprehensive Loss</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ConsolidatedIncomeStatement</Role>
      <ShortName>Consolidated Statement of Operations and Comprehensive Loss</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>995304 - Statement - Consolidated Statements of Changes in Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ShareholdersEquityType2or3</Role>
      <ShortName>Consolidated Statements of Changes in Equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>995305 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ConsolidatedCashFlow</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>995306 - Disclosure - Organization and Business Description</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/OrganizationandBusinessDescription</Role>
      <ShortName>Organization and Business Description</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>995307 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/SummaryofSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>995308 - Disclosure - Liquidity and Going Concern Considerations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/LiquidityandGoingConcernConsiderations</Role>
      <ShortName>Liquidity and Going Concern Considerations</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>995309 - Disclosure - Aquisition</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/Aquisition</Role>
      <ShortName>Aquisition</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>995310 - Disclosure - Discontinued Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/DiscontinuedOperations</Role>
      <ShortName>Discontinued Operations</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>995311 - Disclosure - Accounts Receivable, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/AccountsReceivableNet</Role>
      <ShortName>Accounts Receivable, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>995312 - Disclosure - Inventories</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/Inventories</Role>
      <ShortName>Inventories</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>995313 - Disclosure - Prepayments and Other Assets, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/PrepaymentsandOtherAssetsNet</Role>
      <ShortName>Prepayments and Other Assets, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>995314 - Disclosure - Property and Equipment, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/PropertyandEquipmentNet</Role>
      <ShortName>Property and Equipment, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>995315 - Disclosure - Intangible Assets, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/IntangibleAssetsNet</Role>
      <ShortName>Intangible Assets, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>995316 - Disclosure - Long-Term Investments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/LongTermInvestments</Role>
      <ShortName>Long-Term Investments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>995317 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/Leases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>995318 - Disclosure - Bank Loans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/BankLoans</Role>
      <ShortName>Bank Loans</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>995319 - Disclosure - Convertible Note</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ConvertibleNote</Role>
      <ShortName>Convertible Note</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>995320 - Disclosure - Accrued Expense and Other Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/AccruedExpenseandOtherLiabilities</Role>
      <ShortName>Accrued Expense and Other Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>995321 - Disclosure - Related Parties Balances and Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/RelatedPartiesBalancesandTransactions</Role>
      <ShortName>Related Parties Balances and Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>995322 - Disclosure - Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/Taxes</Role>
      <ShortName>Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>995323 - Disclosure - Shareholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ShareholdersEquity</Role>
      <ShortName>Shareholders' Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>995324 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/CommitmentsandContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>995325 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/SegmentInformation</Role>
      <ShortName>Segment Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>995326 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>995327 - Disclosure - Condensed Financial Information of the Parent Company</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/CondensedFinancialInformationoftheParentCompany</Role>
      <ShortName>Condensed Financial Information of the Parent Company</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.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>30</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.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>31</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.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>32</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>996000 - Disclosure - Accounting Policies, by Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/AccountingPoliciesByPolicy</Role>
      <ShortName>Accounting Policies, by Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>996001 - Disclosure - Organization and Business Description (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/OrganizationandBusinessDescriptionTables</Role>
      <ShortName>Organization and Business Description (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/OrganizationandBusinessDescription</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>996002 - Disclosure - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/SummaryofSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>996003 - Disclosure - Aquisition (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/AquisitionTables</Role>
      <ShortName>Aquisition (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/Aquisition</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>996004 - Disclosure - Discontinued Operations (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/DiscontinuedOperationsTables</Role>
      <ShortName>Discontinued Operations (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/DiscontinuedOperations</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>996005 - Disclosure - Accounts Receivable, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/AccountsReceivableNetTables</Role>
      <ShortName>Accounts Receivable, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/AccountsReceivableNet</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>996006 - Disclosure - Inventories (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/InventoriesTables</Role>
      <ShortName>Inventories (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/Inventories</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>996007 - Disclosure - Prepayments and Other Assets, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/PrepaymentsandOtherAssetsNetTables</Role>
      <ShortName>Prepayments and Other Assets, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/PrepaymentsandOtherAssetsNet</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>996008 - Disclosure - Property and Equipment, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/PropertyandEquipmentNetTables</Role>
      <ShortName>Property and Equipment, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/PropertyandEquipmentNet</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>996009 - Disclosure - Intangible Assets, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/IntangibleAssetsNetTables</Role>
      <ShortName>Intangible Assets, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/IntangibleAssetsNet</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>996010 - Disclosure - Long-Term Investments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/LongTermInvestmentsTables</Role>
      <ShortName>Long-Term Investments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/LongTermInvestments</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>996011 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/LeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/Leases</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>996012 - Disclosure - Bank Loans (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/BankLoansTables</Role>
      <ShortName>Bank Loans (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/BankLoans</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>996013 - Disclosure - Accrued Expense and Other Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/AccruedExpenseandOtherLiabilitiesTables</Role>
      <ShortName>Accrued Expense and Other Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/AccruedExpenseandOtherLiabilities</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>996014 - Disclosure - Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/TaxesTables</Role>
      <ShortName>Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/Taxes</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>996015 - Disclosure - Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/SegmentInformationTables</Role>
      <ShortName>Segment Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/SegmentInformation</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>996016 - Disclosure - Condensed Financial Information of the Parent Company (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/CondensedFinancialInformationoftheParentCompanyTables</Role>
      <ShortName>Condensed Financial Information of the Parent Company (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/CondensedFinancialInformationoftheParentCompany</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>996017 - Disclosure - Organization and Business Description (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/OrganizationandBusinessDescriptionDetails</Role>
      <ShortName>Organization and Business Description (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/OrganizationandBusinessDescriptionTables</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>996018 - Disclosure - Organization and Business Description - Schedule of Company???s Subsidiaries (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofCompanysSubsidiariesTable</Role>
      <ShortName>Organization and Business Description - Schedule of Company???s Subsidiaries (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>996019 - Disclosure - Summary of Significant Accounting Policies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/SummaryofSignificantAccountingPoliciesDetails</Role>
      <ShortName>Summary of Significant Accounting Policies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/SummaryofSignificantAccountingPoliciesTables</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>996020 - Disclosure - Summary of Significant Accounting Policies - Schedule of Fair Value on a Recurring Basis using Significant Unobservable Inputs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofFairValueonaRecurringBasisusingSignificantUnobservableInputsTable</Role>
      <ShortName>Summary of Significant Accounting Policies - Schedule of Fair Value on a Recurring Basis using Significant Unobservable Inputs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>996021 - Disclosure - Summary of Significant Accounting Policies - Schedule of Property and Equipment Useful Life (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofPropertyandEquipmentUsefulLifeTable</Role>
      <ShortName>Summary of Significant Accounting Policies - Schedule of Property and Equipment Useful Life (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>996022 - Disclosure - Summary of Significant Accounting Policies - Schedule of Intangible Assets Useful Life (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofIntangibleAssetsUsefulLifeTable</Role>
      <ShortName>Summary of Significant Accounting Policies - Schedule of Intangible Assets Useful Life (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>996023 - Disclosure - Summary of Significant Accounting Policies - Schedule of Disaggregation of Revenue (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofDisaggregationofRevenueTable</Role>
      <ShortName>Summary of Significant Accounting Policies - Schedule of Disaggregation of Revenue (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>996024 - Disclosure - Summary of Significant Accounting Policies - Schedule of Currency Exchange Rates (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofCurrencyExchangeRatesTable</Role>
      <ShortName>Summary of Significant Accounting Policies - Schedule of Currency Exchange Rates (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>996025 - Disclosure - Liquidity and Going Concern Considerations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/LiquidityandGoingConcernConsiderationsDetails</Role>
      <ShortName>Liquidity and Going Concern Considerations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/LiquidityandGoingConcernConsiderations</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>996026 - Disclosure - Aquisition (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/AquisitionDetails</Role>
      <ShortName>Aquisition (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/AquisitionTables</ParentRole>
      <Position>59</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>996027 - Disclosure - Aquisition - Schedule of Fair Value of Assets and Liabilities Acquired (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofFairValueofAssetsandLiabilitiesAcquiredTable</Role>
      <ShortName>Aquisition - Schedule of Fair Value of Assets and Liabilities Acquired (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>996028 - Disclosure - Discontinued Operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/DiscontinuedOperationsDetails</Role>
      <ShortName>Discontinued Operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/DiscontinuedOperationsTables</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>996029 - Disclosure - Discontinued Operations - Schedule of Discontinued Operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofDiscontinuedOperationsTable</Role>
      <ShortName>Discontinued Operations - Schedule of Discontinued Operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>62</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>996030 - Disclosure - Accounts Receivable, Net - Schedule of Accounts Receivable (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofAccountsReceivableTable</Role>
      <ShortName>Accounts Receivable, Net - Schedule of Accounts Receivable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>996031 - Disclosure - Accounts Receivable, Net - Schedule of Allowance for Credit Losses Movement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofAllowanceforCreditLossesMovementTable</Role>
      <ShortName>Accounts Receivable, Net - Schedule of Allowance for Credit Losses Movement (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>996032 - Disclosure - Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/InventoriesDetails</Role>
      <ShortName>Inventories (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/InventoriesTables</ParentRole>
      <Position>65</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>996033 - Disclosure - Inventories - Schedule of Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofInventoriesTable</Role>
      <ShortName>Inventories - Schedule of Inventories (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>996034 - Disclosure - Prepayments and Other Assets, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/PrepaymentsandOtherAssetsNetDetails</Role>
      <ShortName>Prepayments and Other Assets, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/PrepaymentsandOtherAssetsNetTables</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>996035 - Disclosure - Prepayments and Other Assets, Net - Schedule of Prepayments and Other Assets, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofPrepaymentsandOtherAssetsNetTable</Role>
      <ShortName>Prepayments and Other Assets, Net - Schedule of Prepayments and Other Assets, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>68</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>996036 - Disclosure - Property and Equipment, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/PropertyandEquipmentNetDetails</Role>
      <ShortName>Property and Equipment, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/PropertyandEquipmentNetTables</ParentRole>
      <Position>69</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>996037 - Disclosure - Property and Equipment, Net - Schedule of Property and Equipment, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofPropertyandEquipmentNetTable</Role>
      <ShortName>Property and Equipment, Net - Schedule of Property and Equipment, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>70</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>996038 - Disclosure - Intangible Assets, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/IntangibleAssetsNetDetails</Role>
      <ShortName>Intangible Assets, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/IntangibleAssetsNetTables</ParentRole>
      <Position>71</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>996039 - Disclosure - Intangible Assets, Net - Schedule of Intangible Assets, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofIntangibleAssetsNetTable</Role>
      <ShortName>Intangible Assets, Net - Schedule of Intangible Assets, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>996040 - Disclosure - Long-Term Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/LongTermInvestmentsDetails</Role>
      <ShortName>Long-Term Investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/LongTermInvestmentsTables</ParentRole>
      <Position>73</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>996041 - Disclosure - Long-Term Investments - Schedule of Long-Term Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofLongTermInvestmentsTable</Role>
      <ShortName>Long-Term Investments - Schedule of Long-Term Investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>74</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>996042 - Disclosure - Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/LeasesDetails</Role>
      <ShortName>Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/LeasesTables</ParentRole>
      <Position>75</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>996043 - Disclosure - Leases - Schedule of Operating Lease Related Assets and Liabilities Recorded on the Consolidated Balance Sheets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofOperatingLeaseRelatedAssetsandLiabilitiesRecordedontheConsolidatedBalanceSheetsTable</Role>
      <ShortName>Leases - Schedule of Operating Lease Related Assets and Liabilities Recorded on the Consolidated Balance Sheets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>76</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>996044 - Disclosure - Leases - Schedule of Maturities of Lease Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofMaturitiesofLeaseLiabilitiesTable</Role>
      <ShortName>Leases - Schedule of Maturities of Lease Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>77</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>996045 - Disclosure - Bank Loans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/BankLoansDetails</Role>
      <ShortName>Bank Loans (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/BankLoansTables</ParentRole>
      <Position>78</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>996046 - Disclosure - Bank Loans - Schedule of Bank Loans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofBankLoansTable</Role>
      <ShortName>Bank Loans - Schedule of Bank Loans (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>79</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>996047 - Disclosure - Bank Loans - Schedule of Repayment for the Bank Loans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofRepaymentfortheBankLoansTable</Role>
      <ShortName>Bank Loans - Schedule of Repayment for the Bank Loans (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>80</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>996048 - Disclosure - Convertible Note (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ConvertibleNoteDetails</Role>
      <ShortName>Convertible Note (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/ConvertibleNote</ParentRole>
      <Position>81</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>996049 - Disclosure - Accrued Expense and Other Liabilities - Schedule of Accrued Expense and Other Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofAccruedExpenseandOtherLiabilitiesTable</Role>
      <ShortName>Accrued Expense and Other Liabilities - Schedule of Accrued Expense and Other Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>82</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>996050 - Disclosure - Related Parties Balances and Transactions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/RelatedPartiesBalancesandTransactionsDetails</Role>
      <ShortName>Related Parties Balances and Transactions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/RelatedPartiesBalancesandTransactions</ParentRole>
      <Position>83</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>996051 - Disclosure - Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/TaxesDetails</Role>
      <ShortName>Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/TaxesTables</ParentRole>
      <Position>84</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>996052 - Disclosure - Taxes - Schedule of Components of the Income Tax Benefit (Provision) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofComponentsoftheIncomeTaxBenefitProvisionTable</Role>
      <ShortName>Taxes - Schedule of Components of the Income Tax Benefit (Provision) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>85</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>996053 - Disclosure - Taxes - Schedule of PRC Statutory Rates to the Company???s Effective Tax Rate (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofPRCStatutoryRatestotheCompanysEffectiveTaxRateTable</Role>
      <ShortName>Taxes - Schedule of PRC Statutory Rates to the Company???s Effective Tax Rate (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>86</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>996054 - Disclosure - Taxes - Schedule of Deferred Tax Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofDeferredTaxAssetsandLiabilitiesTable</Role>
      <ShortName>Taxes - Schedule of Deferred Tax Assets and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>87</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>996055 - Disclosure - Taxes - Schedule of Deferred Tax Assets Valuation Allowance Movement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofDeferredTaxAssetsValuationAllowanceMovementTable</Role>
      <ShortName>Taxes - Schedule of Deferred Tax Assets Valuation Allowance Movement (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>88</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>996056 - Disclosure - Taxes - Schedule of Taxes Payable (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofTaxesPayableTable</Role>
      <ShortName>Taxes - Schedule of Taxes Payable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>89</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>996057 - Disclosure - Taxes - Schedule of Income Tax Payable (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofIncomeTaxPayableTable</Role>
      <ShortName>Taxes - Schedule of Income Tax Payable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>90</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>996058 - Disclosure - Shareholders' Equity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ShareholdersEquityDetails</Role>
      <ShortName>Shareholders' Equity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/ShareholdersEquity</ParentRole>
      <Position>91</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>996059 - Disclosure - Segment Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/SegmentInformationDetails</Role>
      <ShortName>Segment Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/SegmentInformationTables</ParentRole>
      <Position>92</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>996060 - Disclosure - Segment Information - Schedule of Selected Financial Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofSelectedFinancialInformationTable</Role>
      <ShortName>Segment Information - Schedule of Selected Financial Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>93</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>996061 - Disclosure - Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/SubsequentEventsDetails</Role>
      <ShortName>Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/SubsequentEvents</ParentRole>
      <Position>94</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>996062 - Disclosure - Condensed Financial Information of the Parent Company (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/CondensedFinancialInformationoftheParentCompanyDetails</Role>
      <ShortName>Condensed Financial Information of the Parent Company (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.goldensunedugrpltd.com/role/CondensedFinancialInformationoftheParentCompanyTables</ParentRole>
      <Position>95</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>996063 - Disclosure - Condensed Financial Information of the Parent Company - Schedule of Parent Company Balance Sheets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofParentCompanyBalanceSheetsTable</Role>
      <ShortName>Condensed Financial Information of the Parent Company - Schedule of Parent Company Balance Sheets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>96</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>996064 - Disclosure - Condensed Financial Information of the Parent Company - Schedule of Parent Company Balance Sheets (Parentheticals) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofParentCompanyBalanceSheetsTable_Parentheticals</Role>
      <ShortName>Condensed Financial Information of the Parent Company - Schedule of Parent Company Balance Sheets (Parentheticals) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>97</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>996065 - Disclosure - Condensed Financial Information of the Parent Company - Schedule of Parent Company Statements of (Loss) Income and Comprehensive(Loss) Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofParentCompanyStatementsofLossIncomeandComprehensiveLossIncomeTable</Role>
      <ShortName>Condensed Financial Information of the Parent Company - Schedule of Parent Company Statements of (Loss) Income and Comprehensive(Loss) Income (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>98</Position>
    </Report>
    <Report instance="ea0275748-20f_golden.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>996066 - Disclosure - Condensed Financial Information of the Parent Company - Schedule of Parent Company Statements of Cash Flows (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.goldensunedugrpltd.com/role/ScheduleofParentCompanyStatementsofCashFlowsTable</Role>
      <ShortName>Condensed Financial Information of the Parent Company - Schedule of Parent Company Statements of Cash Flows (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>99</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="ea0275748-20f_golden.htm">ea0275748-20f_golden.htm</File>
    <File>gsun-20250930.xsd</File>
    <File>gsun-20250930_cal.xml</File>
    <File>gsun-20250930_def.xml</File>
    <File>gsun-20250930_lab.xml</File>
    <File>gsun-20250930_pre.xml</File>
  </InputFiles>
  <SupplementalFiles>
    <File>image_001.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="3">http://fasb.org/srt/2025</BaseTaxonomy>
    <BaseTaxonomy items="1245">http://fasb.org/us-gaap/2025</BaseTaxonomy>
    <BaseTaxonomy items="9">http://xbrl.sec.gov/cyd/2025</BaseTaxonomy>
    <BaseTaxonomy items="50">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>
