<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2025"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="ivvd-20250702.xsd" xlink:type="simple"/>
    <context id="C_d330b2c1-3f3a-4095-ba9c-b741de45e775">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001832038</identifier>
        </entity>
        <period>
            <startDate>2025-07-02</startDate>
            <endDate>2025-07-02</endDate>
        </period>
    </context>
    <dei:AmendmentFlag
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_9a90be6e-fc19-4086-9818-4ee0fd79a064">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_98f27c34-9424-4603-b706-c25895e70622">0001832038</dei:EntityCentralIndexKey>
    <dei:DocumentType
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_97c3e70b-ee0a-4ebe-8b14-e02ae708221a">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_2549da44-6c13-49d0-b092-0fa1a6e3a90a">2025-07-02</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_e8a8c4fa-de27-4369-b91a-e60e82ee1b89">Invivyd, Inc.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_ee493ade-6d6d-4648-aa90-ef74044495c8">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_0830029d-aaae-4c7b-95de-a583f5b9230d">001-40703</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_a3734811-9971-439f-861b-68e13465d979">85-1403134</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_8f89bcdf-c89a-40d7-8b90-f5f643274d2a">1601 Trapelo Road</dei:EntityAddressAddressLine1>
    <dei:EntityAddressAddressLine2
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_cad72db0-ac2a-4d39-9f35-e72f863b844d">Suite 178</dei:EntityAddressAddressLine2>
    <dei:EntityAddressCityOrTown
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_a5332b3b-9d93-4128-923e-5fa0f0bc97da">Waltham</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_32e3f115-b200-4b6b-8146-c2ebb74a12fd">MA</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_b56c74de-070d-4f91-b2dd-a89adfdae775">02451</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_be8a4f95-2376-484a-940d-23d70aa69e4a">781</dei:CityAreaCode>
    <dei:LocalPhoneNumber
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_06bb6307-96fd-430a-a6f4-1a4fabf9edff">819-0080</dei:LocalPhoneNumber>
    <dei:WrittenCommunications
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_5621cda1-54f6-47eb-bb06-6bebd0cf1304">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_87c2060b-88d0-44a3-a362-47e444889c01">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_53a90a2e-1062-40f9-8855-f221c613ed0b">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_abe169ac-4aca-41b7-815e-b63f3bc33edc">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_de66ce81-3351-4001-8256-3440402dba80">Common stock, par value $0.0001 per share</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_44afe914-6ee0-4769-878e-7114d5e69038">IVVD</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_f55592a1-ed8c-4d2c-a6eb-9f139635489a">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_277bf628-79a7-422d-a321-ac58e8310181">true</dei:EntityEmergingGrowthCompany>
    <dei:EntityExTransitionPeriod
      contextRef="C_d330b2c1-3f3a-4095-ba9c-b741de45e775"
      id="F_3eabb578-7814-470d-8924-43e52a965e89">false</dei:EntityExTransitionPeriod>
</xbrl>
