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        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000004977</identifier>
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        <period>
            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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    <context id="offrl_1">
        <entity>
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    <context id="offrl_2">
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            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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    <context id="offrl_3">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000004977</identifier>
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        <period>
            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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    <context id="offrl_4">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000004977</identifier>
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        <period>
            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</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-409">S-3</ffd:FormTp>
    <ffd:SubmissnTp contextRef="rc" id="ixv-410">424B2</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="rc" id="ixv-411">EX-FILING FEES</ffd:FeeExhibitTp>
    <ffd:RegnFileNb contextRef="rc" id="ixv-412">333-281977</ffd:RegnFileNb>
    <dei:EntityCentralIndexKey contextRef="rc" id="ixv-413">0000004977</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-414">AFLAC INC</dei:EntityRegistrantName>
    <ffd:OfferingTableNa contextRef="rc" id="hiddenrcOfferingTableNa" xsi:nil="true"/>
    <ffd:OffsetTableNa contextRef="rc" id="hiddenrcOffsetTableNa">N/A</ffd:OffsetTableNa>
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    <ffd:FnlPrspctsFlg contextRef="rc" id="ixv-418">false</ffd:FnlPrspctsFlg>
    <ffd:FormTp contextRef="rc" id="ixv-470">S-3</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-471">AFLAC INC</dei:EntityRegistrantName>
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    <ffd:OfferingSctyTp contextRef="offrl_1" id="ixv-473">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_1" id="ixv-474">2.117% Senior Notes due 2029</ffd:OfferingSctyTitl>
    <ffd:Rule457oFlg contextRef="offrl_1" id="ixv-475">true</ffd:Rule457oFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_1"
      decimals="2"
      id="ixv-476"
      unitRef="Shares">19534942.34</ffd:AmtSctiesRegd>
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      contextRef="offrl_1"
      decimals="2"
      id="ixv-477"
      unitRef="USD">1.00</ffd:MaxOfferingPricPerScty>
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      contextRef="offrl_1"
      decimals="2"
      id="ixv-478"
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    <ffd:FeeRate
      contextRef="offrl_1"
      decimals="7"
      id="ixv-479"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_1"
      decimals="2"
      id="ixv-480"
      unitRef="USD">2697.78</ffd:FeeAmt>
    <ffd:PrevslyPdFlg contextRef="offrl_2" id="ixv-481">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_2" id="ixv-482">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_2" id="ixv-483">2.802% Senior Notes due 2031</ffd:OfferingSctyTitl>
    <ffd:Rule457oFlg contextRef="offrl_2" id="ixv-484">true</ffd:Rule457oFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_2"
      decimals="2"
      id="ixv-485"
      unitRef="Shares">263406641.88</ffd:AmtSctiesRegd>
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      contextRef="offrl_2"
      decimals="2"
      id="ixv-486"
      unitRef="USD">1.00</ffd:MaxOfferingPricPerScty>
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      contextRef="offrl_2"
      decimals="2"
      id="ixv-487"
      unitRef="USD">263406641.88</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_2"
      decimals="7"
      id="ixv-488"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_2"
      decimals="2"
      id="ixv-489"
      unitRef="USD">36376.46</ffd:FeeAmt>
    <ffd:PrevslyPdFlg contextRef="offrl_3" id="ixv-490">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_3" id="ixv-491">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_3" id="ixv-492">3.123% Senior Notes due 2033</ffd:OfferingSctyTitl>
    <ffd:Rule457oFlg contextRef="offrl_3" id="ixv-493">true</ffd:Rule457oFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_3"
      decimals="2"
      id="ixv-494"
      unitRef="Shares">82550885.37</ffd:AmtSctiesRegd>
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      contextRef="offrl_3"
      decimals="2"
      id="ixv-495"
      unitRef="USD">1.00</ffd:MaxOfferingPricPerScty>
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      contextRef="offrl_3"
      decimals="2"
      id="ixv-496"
      unitRef="USD">82550885.37</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_3"
      decimals="7"
      id="ixv-497"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_3"
      decimals="2"
      id="ixv-498"
      unitRef="USD">11400.28</ffd:FeeAmt>
    <ffd:PrevslyPdFlg contextRef="offrl_4" id="ixv-499">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_4" id="ixv-500">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_4" id="ixv-501">3.482% Senior Notes due 2036</ffd:OfferingSctyTitl>
    <ffd:Rule457oFlg contextRef="offrl_4" id="ixv-502">true</ffd:Rule457oFlg>
    <ffd:AmtSctiesRegd
      contextRef="offrl_4"
      decimals="0"
      id="ixv-503"
      unitRef="Shares">49782595</ffd:AmtSctiesRegd>
    <ffd:MaxOfferingPricPerScty
      contextRef="offrl_4"
      decimals="2"
      id="ixv-504"
      unitRef="USD">1.00</ffd:MaxOfferingPricPerScty>
    <ffd:MaxAggtOfferingPric
      contextRef="offrl_4"
      decimals="2"
      id="ixv-505"
      unitRef="USD">49782595.00</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_4"
      decimals="7"
      id="ixv-506"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_4"
      decimals="2"
      id="ixv-507"
      unitRef="USD">6874.98</ffd:FeeAmt>
    <ffd:TtlOfferingAmt contextRef="rc" decimals="2" id="ixv-508" unitRef="USD">415275064.59</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt contextRef="rc" decimals="2" id="ixv-509" unitRef="USD">57349.50</ffd:TtlFeeAmt>
    <ffd:TtlPrevslyPdAmt contextRef="rc" decimals="2" id="ixv-510" unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-511" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-512" unitRef="USD">57349.50</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_1" id="ixv-513">(a) This "Calculation of Filing Fee" table shall be deemed to update the "Calculation of Filing Fee" table in the registrant's Registration Statement on Form S-3 (File No. 333-281977), filed with the U.S. Securities and Exchange Commission on September 6, 2024, in accordance with Rule 457(o) under the Securities Act of 1933.

(b) JPY3,100,000,000 aggregate principal amount of 2.117% Senior Notes due 2029 will be issued.  The $19,534,942.34 Amount to be Registered is based on the May 15, 2026 Yen/U.S.$ rate of exchange of JPY158.69/U.S.$1.00.
</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_2" id="ixv-514">(a) See note 1 (a)

(b) JPY41,800,000,000 aggregate principal amount of 2.802% Senior Notes due 2031 will be issued.  The $263,406,641.88 Amount to be Registered is based on the May 15, 2026 Yen/U.S.$ rate of exchange of JPY158.69/U.S.$1.00.

</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_3" id="ixv-515">(a) See note 1 (a)

(b) JPY13,100,000,000 aggregate principal amount of 3.123% Senior Notes due 2033 will be issued.  The $82,550,885.37 Amount to be Registered is based on the May 15, 2026 Yen/U.S.$ rate of exchange of JPY158.69/U.S.$1.00.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_4" id="ixv-516">(a) See note 1 (a)

(b) JPY7,900,000,000 aggregate principal amount of 3.482% Senior Notes due 2036 will be issued.  The $49,782,595.00 Amount to be Registered is based on the May 15, 2026 Yen/U.S.$ rate of exchange of JPY158.69/U.S.$1.00.</ffd:OfferingNote>
</xbrl>
