<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2026"
  xmlns:ffd="http://xbrl.sec.gov/ffd/2026"
  xmlns:iso4217="http://www.xbrl.org/2003/iso4217"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xbrldi="http://xbrl.org/2006/xbrldi"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <link:schemaRef
      xlink:href="https://xbrl.sec.gov/ffd/2026/ffd-2026.xsd"
      xlink:type="simple"/>
    <context id="rc">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000764180</identifier>
        </entity>
        <period>
            <startDate>2026-10-22</startDate>
            <endDate>2026-10-22</endDate>
        </period>
    </context>
    <context id="offrl_1">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000764180</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>1</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-22</startDate>
            <endDate>2026-10-22</endDate>
        </period>
    </context>
    <context id="offrl_2">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000764180</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>2</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-22</startDate>
            <endDate>2026-10-22</endDate>
        </period>
    </context>
    <context id="offrl_3">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000764180</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>3</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-22</startDate>
            <endDate>2026-10-22</endDate>
        </period>
    </context>
    <unit id="USD">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="pure">
        <measure>pure</measure>
    </unit>
    <ffd:FormTp contextRef="rc" id="ixv-375">S-3</ffd:FormTp>
    <ffd:SubmissnTp contextRef="rc" id="ixv-376">S-3ASR</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="rc" id="ixv-377">EX-FILING FEES</ffd:FeeExhibitTp>
    <dei:EntityCentralIndexKey contextRef="rc" id="ixv-378">0000764180</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-379">ALTRIA GROUP, INC.</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-425">S-3</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-426">ALTRIA GROUP, INC.</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg contextRef="offrl_1" id="ixv-427">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_1" id="ixv-428">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_1" id="ixv-429">Debt Securities</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_1" id="ixv-430">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_1"
      decimals="6"
      id="ixv-431"
      unitRef="pure">0.000087</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_2" id="ixv-432">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_2" id="ixv-433">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_2" id="ixv-434">Warrants to Purchase Debt Securities</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_2" id="ixv-435">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_2"
      decimals="6"
      id="ixv-436"
      unitRef="pure">0.000087</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_3" id="ixv-437">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_3" id="ixv-438">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_3" id="ixv-439">Guarantees of Debt Securities</ffd:OfferingSctyTitl>
    <ffd:FeesOthrRuleFlg contextRef="offrl_3" id="ixv-440">true</ffd:FeesOthrRuleFlg>
    <ffd:FeeRate
      contextRef="offrl_3"
      decimals="6"
      id="ixv-441"
      unitRef="pure">0.000087</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_3"
      decimals="2"
      id="ixv-442"
      unitRef="USD">0.00</ffd:FeeAmt>
    <ffd:TtlOfferingAmt contextRef="rc" decimals="2" id="ixv-443" unitRef="USD">0.00</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt contextRef="rc" decimals="2" id="ixv-444" unitRef="USD">0.00</ffd:TtlFeeAmt>
    <ffd:TtlPrevslyPdAmt contextRef="rc" decimals="2" id="ixv-445" unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-446" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-447" unitRef="USD">0.00</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_1" id="ixv-448">An indeterminate amount of securities of each identified class is being registered as may from time to time be issued at indeterminate prices. The proposed maximum offering price per security and aggregate offering price will be determined from time to time in connection with issuances of securities registered under this registration statement. In accordance with Rules 456(b) and 457(r), the registrants are deferring payment of all of the registration fee.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_2" id="ixv-449">An indeterminate amount of securities of each identified class is being registered as may from time to time be issued at indeterminate prices. The proposed maximum offering price per security and aggregate offering price will be determined from time to time in connection with issuances of securities registered under this registration statement. In accordance with Rules 456(b) and 457(r), the registrants are deferring payment of all of the registration fee.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_3" id="ixv-450">Guarantees of Philip Morris USA Inc. may be issued from time to time in connection with debt securities. No separate consideration will be paid with respect to any such guarantees. No separate registration fee is required under Rule 457(n) with respect to the guarantees being registered.</ffd:OfferingNote>
</xbrl>
