<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2023"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="rcel-20240404.xsd" xlink:type="simple"/>
    <context id="C_ab12225e-cd13-48a9-96f6-0c3efcc7164f">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001762303</identifier>
        </entity>
        <period>
            <startDate>2023-01-01</startDate>
            <endDate>2023-12-31</endDate>
        </period>
    </context>
    <dei:AmendmentFlag
      contextRef="C_ab12225e-cd13-48a9-96f6-0c3efcc7164f"
      id="F_3e328aae-c6c9-4f2f-84f8-5d5a410ad539">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey
      contextRef="C_ab12225e-cd13-48a9-96f6-0c3efcc7164f"
      id="F_9c63e349-de9e-45f4-a405-910bf541dde3">0001762303</dei:EntityCentralIndexKey>
    <dei:DocumentType
      contextRef="C_ab12225e-cd13-48a9-96f6-0c3efcc7164f"
      id="F_5ab24786-f3a4-4b83-a85d-a036b4ec77e2">PRE 14A</dei:DocumentType>
    <dei:EntityRegistrantName
      contextRef="C_ab12225e-cd13-48a9-96f6-0c3efcc7164f"
      id="F_272822c1-34dc-405c-8889-fbb5cd84d569">AVITA MEDICAL, INC.</dei:EntityRegistrantName>
</xbrl>
