<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2021q4"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="cvgw-20220901.xsd" xlink:type="simple"/>
    <context id="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001133470</identifier>
        </entity>
        <period>
            <startDate>2022-09-01</startDate>
            <endDate>2022-09-01</endDate>
        </period>
    </context>
    <dei:EntityCentralIndexKey
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Tc_CQoJXWDlh0a3rlNnpymsUg_2_1">0001133470</dei:EntityCentralIndexKey>
    <dei:AmendmentFlag
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Tc_4pvXOrsWbUaeh7_TlIr-FQ_3_1">false</dei:AmendmentFlag>
    <dei:DocumentType
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_NzsY7bxCMk-obfRPzLlK8g">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_sXwAyXvDXEeqyP0J-A6VnQ">2022-09-01</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_zLpJAHQJlE6JTFG-JpP1aA">CALAVO GROWERS,&#160;INC.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Tc_2vofnp5OFEW9auq2LfSiMg_1_0">CA</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Tc_ASAb9RUvJEmWpWocuhw6GA_1_2">000-33385</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Tc_d2Wsv5nxlEi2TIy2IjqjOw_1_4">33-0945304</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_O4pa4a7Hp0GYHkojicbsOA">1141-A Cummings Road</dei:EntityAddressAddressLine1>
    <dei:EntityAddressCityOrTown
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_ebdckeGNnEWHmb_UM_Xwfg">Santa Paula</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_h67qB4pv7EKWOwaHJKfA6g">CA</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_gakSepRybEun5vDY50a4nw">93060</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_0qV1hDvEA064NVl7A_FIsQ">805</dei:CityAreaCode>
    <dei:LocalPhoneNumber
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_hXj0bmbqbUGGPIQHkAVzjQ">525-1245</dei:LocalPhoneNumber>
    <dei:WrittenCommunications
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_n3bTeavNBUqbuD62Vl9LTg">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_mcR6cVFb1UyG7Xv4nUF3CA">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_cspYhVHFCUSc9HoGRpJw5A">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_i4A9hQLZ_0CYJdRQqLXkUA">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Tc_l8uiKv_u5ESZ3zJ4FL_BiA_2_0">Common Stock </dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Tc_NrzCAVYmxE-7j0rY5jSr3A_2_2">CVGW</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Tc_I7IlrnEBPkK6CwvwzTUcag_2_4">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany
      contextRef="Duration_9_1_2022_To_9_1_2022_DTQCnyR7bU2s8-hTCirzAA"
      id="Narr_TE83bUtHSkurXEAAfIKhJw">false</dei:EntityEmergingGrowthCompany>
</xbrl>
