<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.26.3</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>75</ContextCount>
  <ElementCount>190</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>26</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>4</UnitCount>
  <MyReports>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>00000001 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/Cover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>00000002 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL POSITION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/ConsolidatedStatementsOfFinancialPosition</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF FINANCIAL POSITION</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>00000003 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL POSITION (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/ConsolidatedStatementsOfFinancialPositionParenthetical</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF FINANCIAL POSITION (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>00000004 - Statement - CONDENSED CONSOLIDATED UNAUDITED INTERIM STATEMENTS OF COMPREHENSIVE INCOME</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/CondensedConsolidatedUnauditedInterimStatementsOfComprehensiveIncome</Role>
      <ShortName>CONDENSED CONSOLIDATED UNAUDITED INTERIM STATEMENTS OF COMPREHENSIVE INCOME</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>00000005 - Statement - CONDENSED CONSOLIDATED UNAUDITED INTERIM STATEMENTS OF CHANGES IN EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/CondensedConsolidatedUnauditedInterimStatementsOfChangesInEquity</Role>
      <ShortName>CONDENSED CONSOLIDATED UNAUDITED INTERIM STATEMENTS OF CHANGES IN EQUITY</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>00000006 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/ConsolidatedStatementsOfCashFlows</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CASH FLOWS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>999007 - Disclosure - GENERAL</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/General</Role>
      <ShortName>GENERAL</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>999008 - Disclosure - ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/AccountingPolicies</Role>
      <ShortName>ACCOUNTING POLICIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>999009 - Disclosure - INVENTORY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/Inventory</Role>
      <ShortName>INVENTORY</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>999010 - Disclosure - SYSTEM COMPONENTS AND LEASED SYSTEMS, NET</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/SystemComponentsAndLeasedSystemsNet</Role>
      <ShortName>SYSTEM COMPONENTS AND LEASED SYSTEMS, NET</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>999011 - Disclosure - FINANCIAL INSTRUMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/FinancialInstruments</Role>
      <ShortName>FINANCIAL INSTRUMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>999012 - Disclosure - CONTINGENT LIABILITIES, COMMITMENTS AND CHARGES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/ContingentLiabilitiesCommitmentsAndCharges</Role>
      <ShortName>CONTINGENT LIABILITIES, COMMITMENTS AND CHARGES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>999013 - Disclosure - EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/Equity</Role>
      <ShortName>EQUITY</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>999014 - Disclosure - SHARE BASED PAYMENT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/ShareBasedPayment</Role>
      <ShortName>SHARE BASED PAYMENT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>999015 - Disclosure - ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE INCOME</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/AdditionalInformationToStatementsOfComprehensiveIncome</Role>
      <ShortName>ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE INCOME</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>999016 - Disclosure - EARNINGS PER SHARE</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/EarningsPerShare</Role>
      <ShortName>EARNINGS PER SHARE</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>999017 - Disclosure - RELATED AND INTERESTED PARTIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/RelatedAndInterestedParties</Role>
      <ShortName>RELATED AND INTERESTED PARTIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>999018 - Disclosure - SUBSEQUENT EVENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/SubsequentEvents</Role>
      <ShortName>SUBSEQUENT EVENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>999019 - Disclosure - FINANCIAL INSTRUMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/FinancialInstrumentsTables</Role>
      <ShortName>FINANCIAL INSTRUMENTS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://brainsway.com/role/FinancialInstruments</ParentRole>
      <Position>19</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>999020 - Disclosure - EQUITY (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/EquityTables</Role>
      <ShortName>EQUITY (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://brainsway.com/role/Equity</ParentRole>
      <Position>20</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>999021 - Disclosure - SHARE BASED PAYMENT (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/ShareBasedPaymentTables</Role>
      <ShortName>SHARE BASED PAYMENT (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://brainsway.com/role/ShareBasedPayment</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>999022 - Disclosure - ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE INCOME (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/AdditionalInformationToStatementsOfComprehensiveIncomeTables</Role>
      <ShortName>ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE INCOME (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://brainsway.com/role/AdditionalInformationToStatementsOfComprehensiveIncome</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>999023 - Disclosure - EARNINGS PER SHARE (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/EarningsPerShareTables</Role>
      <ShortName>EARNINGS PER SHARE (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://brainsway.com/role/EarningsPerShare</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>999024 - Disclosure - GENERAL (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/GeneralDetailsNarrative</Role>
      <ShortName>GENERAL (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/General</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>999025 - Disclosure - SYSTEM COMPONENTS AND LEASED SYSTEMS, NET (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/SystemComponentsAndLeasedSystemsNetDetailsNarrative</Role>
      <ShortName>SYSTEM COMPONENTS AND LEASED SYSTEMS, NET (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/SystemComponentsAndLeasedSystemsNet</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>999026 - Disclosure - FINANCIAL INSTRUMENTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/FinancialInstrumentsDetails</Role>
      <ShortName>FINANCIAL INSTRUMENTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/FinancialInstrumentsTables</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>999027 - Disclosure - FINANCIAL INSTRUMENTS (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/FinancialInstrumentsDetails1</Role>
      <ShortName>FINANCIAL INSTRUMENTS (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/FinancialInstrumentsTables</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>999028 - Disclosure - FINANCIAL INSTRUMENTS (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/FinancialInstrumentsDetails2</Role>
      <ShortName>FINANCIAL INSTRUMENTS (Details 2)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/FinancialInstrumentsTables</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>999029 - Disclosure - FINANCIAL INSTRUMENTS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/FinancialInstrumentsDetailsNarrative</Role>
      <ShortName>FINANCIAL INSTRUMENTS (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/FinancialInstrumentsTables</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>999030 - Disclosure - CONTINGENT LIABILITIES, COMMITMENTS AND CHARGES (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/ContingentLiabilitiesCommitmentsAndChargesDetailsNarrative</Role>
      <ShortName>CONTINGENT LIABILITIES, COMMITMENTS AND CHARGES (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/ContingentLiabilitiesCommitmentsAndCharges</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>999031 - Disclosure - EQUITY (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/EquityDetails</Role>
      <ShortName>EQUITY (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/EquityTables</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>999032 - Disclosure - EQUITY (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/EquityDetails1</Role>
      <ShortName>EQUITY (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/EquityTables</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>999033 - Disclosure - SHARE-BASED PAYMENT (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/Share-basedPaymentDetails</Role>
      <ShortName>SHARE-BASED PAYMENT (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>999034 - Disclosure - SHARE BASED PAYMENT (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/ShareBasedPaymentDetailsNarrative</Role>
      <ShortName>SHARE BASED PAYMENT (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/ShareBasedPaymentTables</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>999035 - Disclosure - ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE LOSS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/AdditionalInformationToStatementsOfComprehensiveLossDetails</Role>
      <ShortName>ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE LOSS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/AdditionalInformationToStatementsOfComprehensiveIncomeTables</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>999036 - Disclosure - ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE LOSS (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/AdditionalInformationToStatementsOfComprehensiveLossDetails1</Role>
      <ShortName>ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE LOSS (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/AdditionalInformationToStatementsOfComprehensiveIncomeTables</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>999037 - Disclosure - ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE LOSS (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/AdditionalInformationToStatementsOfComprehensiveLossDetails2</Role>
      <ShortName>ADDITIONAL INFORMATION TO THE STATEMENTS OF COMPREHENSIVE LOSS (Details 2)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/AdditionalInformationToStatementsOfComprehensiveIncomeTables</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>999038 - Disclosure - NET INCOME (LOSS) PER SHARE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/NetIncomeLossPerShareDetails</Role>
      <ShortName>NET INCOME (LOSS) PER SHARE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>999039 - Disclosure - RELATED AND INTERESTED PARTIES (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/RelatedAndInterestedPartiesDetailsNarrative</Role>
      <ShortName>RELATED AND INTERESTED PARTIES (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/RelatedAndInterestedParties</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="f6k_092826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>999040 - Disclosure - SUBSEQUENT EVENTS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://brainsway.com/role/SubsequentEventsDetailsNarrative</Role>
      <ShortName>SUBSEQUENT EVENTS (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://brainsway.com/role/SubsequentEvents</ParentRole>
      <Position>40</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>bway-20260630.xsd</File>
    <File>bway-20260630_cal.xml</File>
    <File>bway-20260630_def.xml</File>
    <File>bway-20260630_lab.xml</File>
    <File>bway-20260630_pre.xml</File>
    <File doctype="6-K" isDefinitelyFs="true" isIfrs="true" original="f6k_092826.htm">f6k_092826.htm</File>
    <File doctype="6-K" isDefinitelyFs="true" isIfrs="true" original="exh_991.htm">exh_991.htm</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy items="13">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
    <BaseTaxonomy items="258">https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
