<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.24.4</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>272</ContextCount>
  <ElementCount>282</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>40</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>8</UnitCount>
  <MyReports>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>100090 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DocumentCover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>100100 - Statement - CONSOLIDATED BALANCE SHEETS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementConsolidatedBalanceSheets</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>100105 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>100200 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveLoss</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>100300 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementConsolidatedStatementsOfStockholdersEquity</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>100400 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementConsolidatedStatementsOfCashFlows</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CASH FLOWS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>110101 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPolicies</Role>
      <ShortName>ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>110201 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPolicies</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>110301 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstruments</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>110401 - Disclosure - BALANCE SHEET COMPONENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponents</Role>
      <ShortName>BALANCE SHEET COMPONENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>110501 - Disclosure - COMMITMENTS AND CONTINGENCIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingencies</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>110601 - Disclosure - STOCKHOLDERS' EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquity</Role>
      <ShortName>STOCKHOLDERS' EQUITY</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>110701 - Disclosure - SHARE-BASED COMPENSATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensation</Role>
      <ShortName>SHARE-BASED COMPENSATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>110801 - Disclosure - RELATED PARTY TRANSACTIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureRelatedPartyTransactions</Role>
      <ShortName>RELATED PARTY TRANSACTIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>110901 - Disclosure - INCOME TAXES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureIncomeTaxes</Role>
      <ShortName>INCOME TAXES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>120202 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesPolicies</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>130203 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesTables</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPolicies</ParentRole>
      <Position>17</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>130303 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstrumentsTables</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstruments</ParentRole>
      <Position>18</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>130403 - Disclosure - BALANCE SHEET COMPONENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponentsTables</Role>
      <ShortName>BALANCE SHEET COMPONENTS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponents</ParentRole>
      <Position>19</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>130503 - Disclosure - COMMITMENTS AND CONTINGENCIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesTables</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingencies</ParentRole>
      <Position>20</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>130603 - Disclosure - STOCKHOLDERS' EQUITY (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquityTables</Role>
      <ShortName>STOCKHOLDERS' EQUITY (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquity</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>130703 - Disclosure - SHARE-BASED COMPENSATION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensationTables</Role>
      <ShortName>SHARE-BASED COMPENSATION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensation</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>130903 - Disclosure - INCOME TAXES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureIncomeTaxesTables</Role>
      <ShortName>INCOME TAXES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureIncomeTaxes</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>140101 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesDetails</Role>
      <ShortName>ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>140201 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesDetails</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesTables</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>140202 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - SCHEDULE OF NET LOSS PER SHARE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesScheduleOfNetLossPerShareDetails</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - SCHEDULE OF NET LOSS PER SHARE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>140203 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - SCHEDULE OF POTENTIALLY DILUTIVE SECURITIES NOT INCLUDED IN THE CALCULATION OF DILUTED NET LOSS PER SHARE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesScheduleOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - SCHEDULE OF POTENTIALLY DILUTIVE SECURITIES NOT INCLUDED IN THE CALCULATION OF DILUTED NET LOSS PER SHARE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>140301 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF FAIR VALUE INSTRUMENTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstrumentsScheduleOfFairValueInstrumentsDetails</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF FAIR VALUE INSTRUMENTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>140302 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF SHORT TERM INVESTMENT (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstrumentsScheduleOfShortTermInvestmentDetails</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF SHORT TERM INVESTMENT (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>140303 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF SHORT-TERM INVESTMENTS WITH UNREALIZED LOSSES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstrumentsScheduleOfShortTermInvestmentsWithUnrealizedLossesDetails</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF SHORT-TERM INVESTMENTS WITH UNREALIZED LOSSES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>140401 - Disclosure - BALANCE SHEET COMPONENTS - SCHEDULE OF PREPAID EXPENSES AND OTHER CURRENT ASSETS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponentsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails</Role>
      <ShortName>BALANCE SHEET COMPONENTS - SCHEDULE OF PREPAID EXPENSES AND OTHER CURRENT ASSETS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>140402 - Disclosure - BALANCE SHEET COMPONENTS - SCHEDULE OF ACCRUED AND OTHER CURRENT LIABILITIES - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponentsScheduleOfAccruedAndOtherCurrentLiabilitiesDetails</Role>
      <ShortName>BALANCE SHEET COMPONENTS - SCHEDULE OF ACCRUED AND OTHER CURRENT LIABILITIES - (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>140501 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesTables</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>140502 - Disclosure - COMMITMENTS AND CONTINGENCIES - SCHEDULE OF FUTURE MINIMUM ANNUAL LEASE PAYMENTS FOR OPERATING LEASES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumAnnualLeasePaymentsForOperatingLeasesDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES - SCHEDULE OF FUTURE MINIMUM ANNUAL LEASE PAYMENTS FOR OPERATING LEASES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>140601 - Disclosure - STOCKHOLDERS' EQUITY (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquityDetails</Role>
      <ShortName>STOCKHOLDERS' EQUITY (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquityTables</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>140602 - Disclosure - STOCKHOLDERS' EQUITY - SCHEDULE OF COMMON STOCK SHARES RESERVED FOR ON AND AS-CONVERTED BASIS, FOR FUTURE ISSUANCE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquityScheduleOfCommonStockSharesReservedForOnAndAsConvertedBasisForFutureIssuanceDetails</Role>
      <ShortName>STOCKHOLDERS' EQUITY - SCHEDULE OF COMMON STOCK SHARES RESERVED FOR ON AND AS-CONVERTED BASIS, FOR FUTURE ISSUANCE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>36</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>140701 - Disclosure - SHARE-BASED COMPENSATION (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensationDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensationTables</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>140702 - Disclosure - SHARE-BASED COMPENSATION - SCHEDULE OF OPTION ACTIVITY UNDER 2021 PLAN AND 2018 PLAN (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensationScheduleOfOptionActivityUnder2021PlanAnd2018PlanDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION - SCHEDULE OF OPTION ACTIVITY UNDER 2021 PLAN AND 2018 PLAN (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>140703 - Disclosure - SHARE-BASED COMPENSATION - SCHEDULE OF UNVESTED RESTRICTED STOCK UNIT ACTIVITY (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensationScheduleOfUnvestedRestrictedStockUnitActivityDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION - SCHEDULE OF UNVESTED RESTRICTED STOCK UNIT ACTIVITY (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>39</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>140704 - Disclosure - SHARE-BASED COMPENSATION - SCHEDULE OF FAIR VALUE OF STOCK OPTIONS ASSUMPTIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensationScheduleOfFairValueOfStockOptionsAssumptionsDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION - SCHEDULE OF FAIR VALUE OF STOCK OPTIONS ASSUMPTIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>140705 - Disclosure - SHARE-BASED COMPENSATION - SCHEDULE OF STOCK-BASED COMPENSATION EXPENSE RECOGNIZED FOR STOCK OPTION GRANTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensationScheduleOfStockBasedCompensationExpenseRecognizedForStockOptionGrantsDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION - SCHEDULE OF STOCK-BASED COMPENSATION EXPENSE RECOGNIZED FOR STOCK OPTION GRANTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>140706 - Disclosure - SHARE-BASED COMPENSATION - SCHEDULE OF STOCK-BASED COMPENSATION EXPENSE BY TYPE OF AWARDS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureShareBasedCompensationScheduleOfStockBasedCompensationExpenseByTypeOfAwardsDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION - SCHEDULE OF STOCK-BASED COMPENSATION EXPENSE BY TYPE OF AWARDS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>140801 - Disclosure - RELATED PARTY TRANSACTIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureRelatedPartyTransactionsDetails</Role>
      <ShortName>RELATED PARTY TRANSACTIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureRelatedPartyTransactions</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>140901 - Disclosure - INCOME TAXES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureIncomeTaxesDetails</Role>
      <ShortName>INCOME TAXES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureIncomeTaxesTables</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>140902 - Disclosure - INCOME TAXES - SUMMARY OF COMPONENTS OF NET DEFERRED TAX ASSETS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureIncomeTaxesSummaryOfComponentsOfNetDeferredTaxAssetsDetails</Role>
      <ShortName>INCOME TAXES - SUMMARY OF COMPONENTS OF NET DEFERRED TAX ASSETS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>140903 - Disclosure - INCOME TAXES - SUMMARY OF RECONCILIATION OF FEDERAL INCOME TAX RATE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureIncomeTaxesSummaryOfReconciliationOfFederalIncomeTaxRateDetails</Role>
      <ShortName>INCOME TAXES - SUMMARY OF RECONCILIATION OF FEDERAL INCOME TAX RATE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>140904 - Disclosure - INCOME TAXES - SUMMARY OF GROSS UNRECOGNIZED TAX BENEFITS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureIncomeTaxesSummaryOfGrossUnrecognizedTaxBenefitsDetails</Role>
      <ShortName>INCOME TAXES - SUMMARY OF GROSS UNRECOGNIZED TAX BENEFITS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>200100 - Statement - Condensed Consolidated Balance Sheets (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementCondensedConsolidatedBalanceSheetsUnaudited</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Unaudited)</ShortName>
      <MenuCategory>Uncategorized</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>200105 - Statement - Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementCondensedConsolidatedBalanceSheetsUnauditedParenthetical</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>200200 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited</Role>
      <ShortName>Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>200300 - Statement - Condensed Consolidated Statements of Stockholders' Equity (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited</Role>
      <ShortName>Condensed Consolidated Statements of Stockholders' Equity (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>200400 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>210101 - Disclosure - ORGANIZATION AND NATURE OF OPERATIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureOrganizationAndNatureOfOperations</Role>
      <ShortName>ORGANIZATION AND NATURE OF OPERATIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>210201 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciess</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>210301 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstrumentss</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>210401 - Disclosure - BALANCE SHEET COMPONENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponentss</Role>
      <ShortName>BALANCE SHEET COMPONENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>210501 - Disclosure - COMMITMENTS AND CONTINGENCIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciess</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>210601 - Disclosure - STOCKHOLDERS' EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquitys</Role>
      <ShortName>STOCKHOLDERS' EQUITY</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>210701 - Disclosure - STOCK-BASED COMPENSATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockBasedCompensation</Role>
      <ShortName>STOCK-BASED COMPENSATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>210801 - Disclosure - SUBSEQUENT EVENT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureSubsequentEvent</Role>
      <ShortName>SUBSEQUENT EVENT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>220202 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesPoliciess</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>61</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>230203 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesTabless</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPolicies</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>230303 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstrumentsTabless</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstruments</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>230403 - Disclosure - BALANCE SHEET COMPONENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponentsTabless</Role>
      <ShortName>BALANCE SHEET COMPONENTS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponents</ParentRole>
      <Position>64</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>230503 - Disclosure - COMMITMENTS AND CONTINGENCIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesTabless</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingencies</ParentRole>
      <Position>65</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>230603 - Disclosure - STOCKHOLDERS' EQUITY (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquityTabless</Role>
      <ShortName>STOCKHOLDERS' EQUITY (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquity</ParentRole>
      <Position>66</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>230703 - Disclosure - STOCK-BASED COMPENSATION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockBasedCompensationTables</Role>
      <ShortName>STOCK-BASED COMPENSATION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureStockBasedCompensation</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>240101 - Disclosure - ORGANIZATION AND NATURE OF OPERATIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureOrganizationAndNatureOfOperationsDetails</Role>
      <ShortName>ORGANIZATION AND NATURE OF OPERATIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureOrganizationAndNatureOfOperations</ParentRole>
      <Position>68</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>240201 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - SCHEDULE OF NET LOSS PER SHARE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesScheduleOfNetLossPerShareDetailss</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - SCHEDULE OF NET LOSS PER SHARE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>240202 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - SCHEDULE OF POTENTIALLY DILUTIVE SECURITIES NOT INCLUDED IN THE CALCULATION OF DILUTED NET LOSS PER SHARE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBasisOfPresentationAndSignificantAccountingPoliciesScheduleOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetailss</Role>
      <ShortName>BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - SCHEDULE OF POTENTIALLY DILUTIVE SECURITIES NOT INCLUDED IN THE CALCULATION OF DILUTED NET LOSS PER SHARE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>70</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>240301 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF FAIR VALUE INSTRUMENTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstrumentsScheduleOfFairValueInstrumentsDetailss</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF FAIR VALUE INSTRUMENTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>71</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>240302 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF SHORT TERM INVESTMENT (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstrumentsScheduleOfShortTermInvestmentDetailss</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF SHORT TERM INVESTMENT (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>240303 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF SHORT-TERM INVESTMENTS WITH UNREALIZED LOSSES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureFairValueOfFinancialInstrumentsScheduleOfShortTermInvestmentsWithUnrealizedLossesDetailss</Role>
      <ShortName>FAIR VALUE OF FINANCIAL INSTRUMENTS - SCHEDULE OF SHORT-TERM INVESTMENTS WITH UNREALIZED LOSSES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>73</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>240401 - Disclosure - BALANCE SHEET COMPONENTS - SCHEDULE OF PREPAID EXPENSES AND OTHER CURRENT ASSETS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponentsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetailss</Role>
      <ShortName>BALANCE SHEET COMPONENTS - SCHEDULE OF PREPAID EXPENSES AND OTHER CURRENT ASSETS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>74</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>240402 - Disclosure - BALANCE SHEET COMPONENTS - SCHEDULE OF ACCRUED AND OTHER CURRENT LIABILITIES - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponentsScheduleOfAccruedAndOtherCurrentLiabilitiesDetailss</Role>
      <ShortName>BALANCE SHEET COMPONENTS - SCHEDULE OF ACCRUED AND OTHER CURRENT LIABILITIES - (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>75</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>240403 - Disclosure - BALANCE SHEET COMPONENTS - WORKFORCE REDUCTION PLAN (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureBalanceSheetComponentsWorkforceReductionPlanDetails</Role>
      <ShortName>BALANCE SHEET COMPONENTS - WORKFORCE REDUCTION PLAN (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>76</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>240501 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesDetailss</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesTables</ParentRole>
      <Position>77</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>240502 - Disclosure - COMMITMENTS AND CONTINGENCIES - SCHEDULE OF FUTURE MINIMUM ANNUAL LEASE PAYMENTS FOR OPERATING LEASES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumAnnualLeasePaymentsForOperatingLeasesDetailss</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES - SCHEDULE OF FUTURE MINIMUM ANNUAL LEASE PAYMENTS FOR OPERATING LEASES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>78</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>240503 - Disclosure - COMMITMENTS AND CONTINGENCIES - SCHEDULE OF SUPPLEMENTAL CASH FLOW (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesScheduleOfSupplementalCashFlowDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES - SCHEDULE OF SUPPLEMENTAL CASH FLOW (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>79</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>240504 - Disclosure - COMMITMENTS AND CONTINGENCIES - SCHEDULE OF RENT EXPENSES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureCommitmentsAndContingenciesScheduleOfRentExpensesDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES - SCHEDULE OF RENT EXPENSES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>80</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>240601 - Disclosure - STOCKHOLDERS' EQUITY (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquityDetailss</Role>
      <ShortName>STOCKHOLDERS' EQUITY (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquityTables</ParentRole>
      <Position>81</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>240602 - Disclosure - STOCKHOLDERS' EQUITY - SCHEDULE OF COMMON STOCK SHARES RESERVED FOR ON AND AS-CONVERTED BASIS, FOR FUTURE ISSUANCE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockholdersEquityScheduleOfCommonStockSharesReservedForOnAndAsConvertedBasisForFutureIssuanceDetailss</Role>
      <ShortName>STOCKHOLDERS' EQUITY - SCHEDULE OF COMMON STOCK SHARES RESERVED FOR ON AND AS-CONVERTED BASIS, FOR FUTURE ISSUANCE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>82</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>240701 - Disclosure - STOCK-BASED COMPENSATION (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockBasedCompensationDetails</Role>
      <ShortName>STOCK-BASED COMPENSATION (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureStockBasedCompensationTables</ParentRole>
      <Position>83</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>240702 - Disclosure - STOCK-BASED COMPENSATION - SCHEDULE OF OPTION ACTIVITY UNDER 2021 PLAN AND 2018 PLAN (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockBasedCompensationScheduleOfOptionActivityUnder2021PlanAnd2018PlanDetails</Role>
      <ShortName>STOCK-BASED COMPENSATION - SCHEDULE OF OPTION ACTIVITY UNDER 2021 PLAN AND 2018 PLAN (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>84</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>240703 - Disclosure - STOCK-BASED COMPENSATION - SCHEDULE OF UNVESTED RESTRICTED STOCK UNIT ACTIVITY (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockBasedCompensationScheduleOfUnvestedRestrictedStockUnitActivityDetails</Role>
      <ShortName>STOCK-BASED COMPENSATION - SCHEDULE OF UNVESTED RESTRICTED STOCK UNIT ACTIVITY (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>85</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>240704 - Disclosure - STOCK-BASED COMPENSATION - SCHEDULE OF STOCK-BASED COMPENSATION EXPENSE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockBasedCompensationScheduleOfStockBasedCompensationExpenseDetails</Role>
      <ShortName>STOCK-BASED COMPENSATION - SCHEDULE OF STOCK-BASED COMPENSATION EXPENSE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>86</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>240705 - Disclosure - STOCK-BASED COMPENSATION - SCHEDULE OF STOCK-BASED COMPENSATION EXPENSE BY TYPE OF AWARDS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureStockBasedCompensationScheduleOfStockBasedCompensationExpenseByTypeOfAwardsDetails</Role>
      <ShortName>STOCK-BASED COMPENSATION - SCHEDULE OF STOCK-BASED COMPENSATION EXPENSE BY TYPE OF AWARDS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>87</Position>
    </Report>
    <Report instance="avte-20240930xs4.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>240801 - Disclosure - SUBSEQUENT EVENT (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://aerovatetx.com/20231231/role/DisclosureSubsequentEventDetails</Role>
      <ShortName>SUBSEQUENT EVENT (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://aerovatetx.com/20231231/role/DisclosureSubsequentEvent</ParentRole>
      <Position>88</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>avte-20240930.xsd</File>
    <File>avte-20240930_cal.xml</File>
    <File>avte-20240930_def.xml</File>
    <File>avte-20240930_lab.xml</File>
    <File>avte-20240930_pre.xml</File>
    <File doctype="S-4/A" isDefinitelyFs="true" isUsgaap="true" original="avte-20240930xs4.htm">avte-20240930xs4.htm</File>
  </InputFiles>
  <SupplementalFiles>
    <File>avte-20240930xs4007.jpg</File>
    <File>avte-20240930xs4008.jpg</File>
    <File>avte-20240930xs4022.jpg</File>
    <File>avte-20240930xs4023.jpg</File>
    <File>avte-20240930xs4024.jpg</File>
    <File>avte-20240930xs4025.jpg</File>
    <File>avte-20240930xs4026.jpg</File>
    <File>avte-20240930xs4027.jpg</File>
    <File>avte-20240930xs4028.jpg</File>
    <File>avte-20240930xs4029.jpg</File>
    <File>avte-20240930xs4030.jpg</File>
    <File>avte-20240930xs4031.jpg</File>
    <File>avte-20240930xs4032.jpg</File>
    <File>avte-20240930xs4033.jpg</File>
    <File>avte-20240930xs4034.jpg</File>
    <File>avte-20240930xs4035.jpg</File>
    <File>avte-20240930xs4036.jpg</File>
    <File>avte-20240930xs4050.jpg</File>
    <File>avte-20240930xs4051.jpg</File>
    <File>avte-20240930xs4052.jpg</File>
    <File>avte-20240930xs4053.jpg</File>
    <File>avte-20240930xs4054.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="1156">http://fasb.org/us-gaap/2023</BaseTaxonomy>
    <BaseTaxonomy items="8">http://xbrl.sec.gov/dei/2023</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
