<?xml version="1.0" encoding="utf-8"?>
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        <period>
            <startDate>2022-11-21</startDate>
            <endDate>2022-11-21</endDate>
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    <context id="c20221121to20221121_StatementClassOfStockAxis_CommonStockMember">
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            <endDate>2022-11-21</endDate>
        </period>
    </context>
    <dei:AmendmentFlag
      contextRef="c20221121to20221121"
      id="Fact_63a09e79155645c480f14d69f4a9d0be">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey
      contextRef="c20221121to20221121"
      id="Fact_016c03170a074429ac176abb3476bf0a">0000887733</dei:EntityCentralIndexKey>
    <dei:DocumentType
      contextRef="c20221121to20221121"
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      contextRef="c20221121to20221121"
      id="Fact_14d3d7663cb0447d8043d66bb9be89ed">2022-11-21</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName
      contextRef="c20221121to20221121"
      id="Fact_e0bdf4b449124779a135962ea789e9d4">Central Garden &amp; Pet Company</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode
      contextRef="c20221121to20221121"
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    <dei:EntityFileNumber
      contextRef="c20221121to20221121"
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    <dei:EntityTaxIdentificationNumber
      contextRef="c20221121to20221121"
      id="Fact_221761dd946a4ca1a77d38a57e33f815">68-0275553</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1
      contextRef="c20221121to20221121"
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    <dei:EntityAddressAddressLine2
      contextRef="c20221121to20221121"
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    <dei:EntityAddressCityOrTown
      contextRef="c20221121to20221121"
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    <dei:EntityAddressStateOrProvince
      contextRef="c20221121to20221121"
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    <dei:EntityAddressPostalZipCode
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    <dei:CityAreaCode
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      id="Fact_bc4f902d78f6410ba1d077692bee73fb">925</dei:CityAreaCode>
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      contextRef="c20221121to20221121"
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      contextRef="c20221121to20221121"
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      contextRef="c20221121to20221121"
      id="Fact_9a02923975ba4418924f1f0a39de6959">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer
      contextRef="c20221121to20221121"
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      contextRef="c20221121to20221121"
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      contextRef="c20221121to20221121_StatementClassOfStockAxis_CommonStockMember"
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    <dei:TradingSymbol
      contextRef="c20221121to20221121_StatementClassOfStockAxis_CommonStockMember"
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    <dei:SecurityExchangeName
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      id="Fact_d111179cb12a40518c872263d99550c3">NASDAQ</dei:SecurityExchangeName>
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      contextRef="c20221121to20221121_StatementClassOfStockAxis_ClassACommonStockMember"
      id="Fact_e73be1da8b7b4c1bbc277c269ee3f3c7">Class A Common Stock</dei:Security12bTitle>
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      contextRef="c20221121to20221121_StatementClassOfStockAxis_ClassACommonStockMember"
      id="Fact_86d16a707f8b48eab24e70c34685230c">CENTA</dei:TradingSymbol>
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      id="Fact_0a15adecec334a01b222eda9c67ccf43">NASDAQ</dei:SecurityExchangeName>
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      contextRef="c20221121to20221121"
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