<?xml version="1.0" encoding="utf-8"?>
<xbrl
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  xmlns:dei="http://xbrl.sec.gov/dei/2026"
  xmlns:ffd="http://xbrl.sec.gov/ffd/2026"
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    <context id="rc">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001347185</identifier>
        </entity>
        <period>
            <startDate>2026-07-02</startDate>
            <endDate>2026-07-02</endDate>
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    <context id="offrl_1">
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            <startDate>2026-07-02</startDate>
            <endDate>2026-07-02</endDate>
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    <context id="offrl_2">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001347185</identifier>
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            <startDate>2026-07-02</startDate>
            <endDate>2026-07-02</endDate>
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    <context id="offrl_3">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001347185</identifier>
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                <xbrldi:typedMember dimension="ffd:OfferingAxis">
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        <period>
            <startDate>2026-07-02</startDate>
            <endDate>2026-07-02</endDate>
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    <context id="offrl_4">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001347185</identifier>
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                <xbrldi:typedMember dimension="ffd:OfferingAxis">
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            <startDate>2026-07-02</startDate>
            <endDate>2026-07-02</endDate>
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    <context id="offrl_5">
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        <period>
            <startDate>2026-07-02</startDate>
            <endDate>2026-07-02</endDate>
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    <unit id="USD">
        <measure>iso4217:USD</measure>
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    <unit id="pure">
        <measure>pure</measure>
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    <unit id="Shares">
        <measure>shares</measure>
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    <ffd:FormTp contextRef="rc" id="ixv-435">SF-3</ffd:FormTp>
    <ffd:SubmissnTp contextRef="rc" id="ixv-436">424H</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="rc" id="ixv-437">EX-FILING FEES</ffd:FeeExhibitTp>
    <ffd:RegnFileNb contextRef="rc" id="ixv-438">333-275606</ffd:RegnFileNb>
    <dei:EntityCentralIndexKey contextRef="rc" id="ixv-439">0001347185</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-440">AFS SENSUB CORP.</dei:EntityRegistrantName>
    <ffd:OfferingTableNa contextRef="rc" id="hiddenrcOfferingTableNa" xsi:nil="true"/>
    <ffd:OffsetTableNa contextRef="rc" id="hiddenrcOffsetTableNa">N/A</ffd:OffsetTableNa>
    <ffd:CombinedProspectusTableNa contextRef="rc" id="hiddenrcCombinedProspectusTableNa">N/A</ffd:CombinedProspectusTableNa>
    <ffd:FormTp contextRef="rc" id="ixv-504">SF-3</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-505">AFS SENSUB CORP.</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg contextRef="offrl_1" id="ixv-506">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_1" id="ixv-507">Asset-Backed Securities</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_1" id="ixv-508">Class A-1 Asset-Backed Notes, Series GMCAR 2026-3</ffd:OfferingSctyTitl>
    <ffd:Rule457sFlg contextRef="offrl_1" id="ixv-509">true</ffd:Rule457sFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_1"
      decimals="0"
      id="ixv-510"
      unitRef="Shares">190000000</ffd:AmtSctiesRegd>
    <ffd:MaxOfferingPricPerScty
      contextRef="offrl_1"
      decimals="2"
      id="ixv-511"
      unitRef="USD">1.00</ffd:MaxOfferingPricPerScty>
    <ffd:MaxAggtOfferingPric
      contextRef="offrl_1"
      decimals="2"
      id="ixv-512"
      unitRef="USD">190000000.00</ffd:MaxAggtOfferingPric>
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      contextRef="offrl_1"
      decimals="7"
      id="ixv-513"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_1"
      decimals="2"
      id="ixv-514"
      unitRef="USD">26239.00</ffd:FeeAmt>
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    <ffd:OfferingSctyTp contextRef="offrl_2" id="ixv-516">Asset-Backed Securities</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_2" id="ixv-517">Class A-2-A Asset Backed Notes and Class A-2-B Asset-Backed Notes, Series GMCAR 2026-3</ffd:OfferingSctyTitl>
    <ffd:Rule457sFlg contextRef="offrl_2" id="ixv-518">true</ffd:Rule457sFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_2"
      decimals="0"
      id="ixv-519"
      unitRef="Shares">357610000</ffd:AmtSctiesRegd>
    <ffd:MaxOfferingPricPerScty
      contextRef="offrl_2"
      decimals="2"
      id="ixv-520"
      unitRef="USD">1.00</ffd:MaxOfferingPricPerScty>
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      contextRef="offrl_2"
      decimals="2"
      id="ixv-521"
      unitRef="USD">357610000.00</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_2"
      decimals="7"
      id="ixv-522"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_2"
      decimals="2"
      id="ixv-523"
      unitRef="USD">49385.94</ffd:FeeAmt>
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    <ffd:OfferingSctyTp contextRef="offrl_3" id="ixv-525">Asset-Backed Securities</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_3" id="ixv-526">Class A-3 Asset-Backed Notes, Series GMCAR 2026-3</ffd:OfferingSctyTitl>
    <ffd:Rule457sFlg contextRef="offrl_3" id="ixv-527">true</ffd:Rule457sFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_3"
      decimals="0"
      id="ixv-528"
      unitRef="Shares">357610000</ffd:AmtSctiesRegd>
    <ffd:MaxOfferingPricPerScty
      contextRef="offrl_3"
      decimals="2"
      id="ixv-529"
      unitRef="USD">1.00</ffd:MaxOfferingPricPerScty>
    <ffd:MaxAggtOfferingPric
      contextRef="offrl_3"
      decimals="2"
      id="ixv-530"
      unitRef="USD">357610000.00</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_3"
      decimals="7"
      id="ixv-531"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_3"
      decimals="2"
      id="ixv-532"
      unitRef="USD">49385.94</ffd:FeeAmt>
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    <ffd:OfferingSctyTp contextRef="offrl_4" id="ixv-534">Asset-Backed Securities</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_4" id="ixv-535">Class A-4 Asset-Backed Notes, Series GMCAR 2026-3</ffd:OfferingSctyTitl>
    <ffd:Rule457sFlg contextRef="offrl_4" id="ixv-536">true</ffd:Rule457sFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_4"
      decimals="0"
      id="ixv-537"
      unitRef="Shares">78190000</ffd:AmtSctiesRegd>
    <ffd:MaxOfferingPricPerScty
      contextRef="offrl_4"
      decimals="2"
      id="ixv-538"
      unitRef="USD">1.00</ffd:MaxOfferingPricPerScty>
    <ffd:MaxAggtOfferingPric
      contextRef="offrl_4"
      decimals="2"
      id="ixv-539"
      unitRef="USD">78190000.00</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_4"
      decimals="7"
      id="ixv-540"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_4"
      decimals="2"
      id="ixv-541"
      unitRef="USD">10798.04</ffd:FeeAmt>
    <ffd:PrevslyPdFlg contextRef="offrl_5" id="ixv-542">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_5" id="ixv-543">Asset-Backed Securities</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_5" id="ixv-544">Class B Asset-Backed Notes, Series GMCAR 2026-3</ffd:OfferingSctyTitl>
    <ffd:Rule457sFlg contextRef="offrl_5" id="ixv-545">true</ffd:Rule457sFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_5"
      decimals="0"
      id="ixv-546"
      unitRef="Shares">16710000</ffd:AmtSctiesRegd>
    <ffd:MaxOfferingPricPerScty
      contextRef="offrl_5"
      decimals="2"
      id="ixv-547"
      unitRef="USD">1.00</ffd:MaxOfferingPricPerScty>
    <ffd:MaxAggtOfferingPric
      contextRef="offrl_5"
      decimals="2"
      id="ixv-548"
      unitRef="USD">16710000.00</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_5"
      decimals="7"
      id="ixv-549"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_5"
      decimals="2"
      id="ixv-550"
      unitRef="USD">2307.65</ffd:FeeAmt>
    <ffd:TtlOfferingAmt contextRef="rc" decimals="2" id="ixv-551" unitRef="USD">1000120000.00</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt contextRef="rc" decimals="2" id="ixv-552" unitRef="USD">138116.57</ffd:TtlFeeAmt>
    <ffd:TtlPrevslyPdAmt contextRef="rc" decimals="2" id="ixv-553" unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-554" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-555" unitRef="USD">138116.57</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_1" id="ixv-556">The Proposed Maximum Offering Price Per Unit and the Maximum Offering Aggregate Price are estimated solely for the purposes of calculating the registration fee. Pursuant to Rules 456(c) and 457(s) of the General Rules and Regulations of the Securities Act of 1933, as amended, the Amount of Registration Fee related to the asset-backed notes offered hereby is paid herewith.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_2" id="ixv-557">The Proposed Maximum Offering Price Per Unit and the Maximum Offering Aggregate Price are estimated solely for the purposes of calculating the registration fee. Pursuant to Rules 456(c) and 457(s) of the General Rules and Regulations of the Securities Act of 1933, as amended, the Amount of Registration Fee related to the asset-backed notes offered hereby is paid herewith.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_3" id="ixv-558">The Proposed Maximum Offering Price Per Unit and the Maximum Offering Aggregate Price are estimated solely for the purposes of calculating the registration fee. Pursuant to Rules 456(c) and 457(s) of the General Rules and Regulations of the Securities Act of 1933, as amended, the Amount of Registration Fee related to the asset-backed notes offered hereby is paid herewith.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_4" id="ixv-559">The Proposed Maximum Offering Price Per Unit and the Maximum Offering Aggregate Price are estimated solely for the purposes of calculating the registration fee. Pursuant to Rules 456(c) and 457(s) of the General Rules and Regulations of the Securities Act of 1933, as amended, the Amount of Registration Fee related to the asset-backed notes offered hereby is paid herewith.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_5" id="ixv-560">The Proposed Maximum Offering Price Per Unit and the Maximum Offering Aggregate Price are estimated solely for the purposes of calculating the registration fee. Pursuant to Rules 456(c) and 457(s) of the General Rules and Regulations of the Securities Act of 1933, as amended, the Amount of Registration Fee related to the asset-backed notes offered hereby is paid herewith.</ffd:OfferingNote>
</xbrl>
