<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2025"
  xmlns:ffd="http://xbrl.sec.gov/ffd/2025"
  xmlns:iso4217="http://www.xbrl.org/2003/iso4217"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xbrldi="http://xbrl.org/2006/xbrldi"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <link:schemaRef
      xlink:href="https://xbrl.sec.gov/ffd/2025/ffd-2025.xsd"
      xlink:type="simple"/>
    <context id="c_offering_1">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001075880</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>1</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-03-13</startDate>
            <endDate>2026-03-13</endDate>
        </period>
    </context>
    <context id="c_offering_2">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001075880</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>2</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-03-13</startDate>
            <endDate>2026-03-13</endDate>
        </period>
    </context>
    <context id="c_offering_3">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001075880</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>3</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-03-13</startDate>
            <endDate>2026-03-13</endDate>
        </period>
    </context>
    <context id="c_report">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001075880</identifier>
        </entity>
        <period>
            <startDate>2026-03-13</startDate>
            <endDate>2026-03-13</endDate>
        </period>
    </context>
    <unit id="USD">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="pure">
        <measure>pure</measure>
    </unit>
    <ffd:SubmissnTp contextRef="c_report" id="fee_001">F-3</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="c_report" id="fee_002">EX-FILING FEES</ffd:FeeExhibitTp>
    <dei:EntityCentralIndexKey contextRef="c_report" id="fee_003">0001075880</dei:EntityCentralIndexKey>
    <ffd:OfferingTableNa contextRef="c_report" id="fee_004" xsi:nil="true"/>
    <ffd:OffsetTableNa contextRef="c_report" id="fee_005">N/A</ffd:OffsetTableNa>
    <ffd:CombinedProspectusTableNa contextRef="c_report" id="fee_006">N/A</ffd:CombinedProspectusTableNa>
    <ffd:FormTp contextRef="c_report" id="fee_007">F-3</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="c_report" id="fee_008">KAZIA THERAPEUTICS LTD</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg contextRef="c_offering_1" id="fee_009">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="c_offering_1" id="fee_010">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="c_offering_1" id="fee_011">Ordinary Shares, no par value per share, in the form of American Depositary Shares</ffd:OfferingSctyTitl>
    <ffd:Rule457oFlg contextRef="c_offering_1" id="fee_012">true</ffd:Rule457oFlg>
    <ffd:FeeRate
      contextRef="c_offering_1"
      decimals="INF"
      id="fee_013"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="c_offering_2" id="fee_014">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="c_offering_2" id="fee_015">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="c_offering_2" id="fee_016">Warrants</ffd:OfferingSctyTitl>
    <ffd:Rule457oFlg contextRef="c_offering_2" id="fee_017">true</ffd:Rule457oFlg>
    <ffd:FeeRate
      contextRef="c_offering_2"
      decimals="INF"
      id="fee_018"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="c_offering_3" id="fee_019">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="c_offering_3" id="fee_020">Unallocated (Universal) Shelf</ffd:OfferingSctyTp>
    <ffd:Rule457oFlg contextRef="c_offering_3" id="fee_021">true</ffd:Rule457oFlg>
    <ffd:MaxAggtOfferingPric
      contextRef="c_offering_3"
      decimals="INF"
      id="fee_022"
      unitRef="USD">200000000.00</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="c_offering_3"
      decimals="INF"
      id="fee_023"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="c_offering_3"
      decimals="INF"
      id="fee_024"
      unitRef="USD">27620.00</ffd:FeeAmt>
    <ffd:TtlOfferingAmt
      contextRef="c_report"
      decimals="INF"
      id="fee_025"
      unitRef="USD">200000000.00</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt
      contextRef="c_report"
      decimals="INF"
      id="fee_026"
      unitRef="USD">27620.00</ffd:TtlFeeAmt>
    <ffd:TtlPrevslyPdAmt
      contextRef="c_report"
      decimals="INF"
      id="fee_027"
      unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt
      contextRef="c_report"
      decimals="INF"
      id="fee_028"
      unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt
      contextRef="c_report"
      decimals="INF"
      id="fee_029"
      unitRef="USD">27620.00</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="c_offering_1" id="fee_030">The amount to be registered consists of up to $200,000,000 of newly-registered securities of an indeterminate amount of ordinary shares, which may be sold in the form of American Depositary Shares (&#x201c;ADSs&#x201d;), and/or warrants. There is also being registered hereunder such currently indeterminate number ordinary shares as may be issued upon exercise of warrants registered hereby. Any securities registered hereunder may be sold separately or together with other securities registered hereunder. Pursuant to Rule 416 under the Securities Act of 1933, as amended (the &#x201c;Securities Act&#x201d;), this registration statement also covers any additional securities that may be offered or issued in connection with any stock split, stock dividend or pursuant to anti-dilution provisions of any of the securities. Separate consideration may or may not be received for securities that are issuable upon conversion, exercise or exchange of other securities.&lt;br/&gt;&lt;br/&gt;The proposed maximum offering price per security will be determined from time to time by the Registrant in connection with the issuance by the Registrant of the securities registered hereunder and is not specified as to each class of security pursuant to Calculation of Filing Fee Tables and Related Disclosure Item (2)(A)(iii)(b) of Form F-3 under the Securities Act.&lt;br/&gt;&lt;br/&gt;Including such indeterminate amount of ordinary shares as may be issued from time to time at indeterminate prices or upon exercise of warrants registered hereby. The ordinary shares registered hereby are evidenced by ADSs, each representing five hundred (500) ordinary shares, have been registered on a separate registration statement on Form F-6 filed with the Securities and Exchange Commission on September 29, 2005 (File No. 333-128681).</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="c_offering_2" id="fee_031">The amount to be registered consists of up to $200,000,000 of newly-registered securities of an indeterminate amount of ordinary shares, which may be sold in the form of American Depositary Shares (&#x201c;ADSs&#x201d;), and/or warrants. There is also being registered hereunder such currently indeterminate number ordinary shares as may be issued upon exercise of warrants registered hereby. Any securities registered hereunder may be sold separately or together with other securities registered hereunder. Pursuant to Rule 416 under the Securities Act of 1933, as amended (the &#x201c;Securities Act&#x201d;), this registration statement also covers any additional securities that may be offered or issued in connection with any stock split, stock dividend or pursuant to anti-dilution provisions of any of the securities. Separate consideration may or may not be received for securities that are issuable upon conversion, exercise or exchange of other securities.&lt;br/&gt;&lt;br/&gt;The proposed maximum offering price per security will be determined from time to time by the Registrant in connection with the issuance by the Registrant of the securities registered hereunder and is not specified as to each class of security pursuant to Calculation of Filing Fee Tables and Related Disclosure Item (2)(A)(iii)(b) of Form F-3 under the Securities Act.&lt;br/&gt;&lt;br/&gt;Warrants may be sold separately or together with any of the securities registered hereby and may be exercisable for ordinary shares registered hereby. Because the warrants will provide a right only to purchase such securities offered hereunder, no additional registration fee is required.</ffd:OfferingNote>
</xbrl>
