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        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000891478</identifier>
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        <period>
            <startDate>2026-02-26</startDate>
            <endDate>2026-02-26</endDate>
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    <context id="offrl_1">
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            <identifier scheme="http://www.sec.gov/CIK">0000891478</identifier>
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            <startDate>2026-02-26</startDate>
            <endDate>2026-02-26</endDate>
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    <context id="offrl_2">
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            <identifier scheme="http://www.sec.gov/CIK">0000891478</identifier>
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            <startDate>2026-02-26</startDate>
            <endDate>2026-02-26</endDate>
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    <context id="offrl_3">
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            <identifier scheme="http://www.sec.gov/CIK">0000891478</identifier>
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            <startDate>2026-02-26</startDate>
            <endDate>2026-02-26</endDate>
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    <context id="offrl_4">
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            <identifier scheme="http://www.sec.gov/CIK">0000891478</identifier>
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            <startDate>2026-02-26</startDate>
            <endDate>2026-02-26</endDate>
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    <context id="offrl_5">
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            <identifier scheme="http://www.sec.gov/CIK">0000891478</identifier>
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        <period>
            <startDate>2026-02-26</startDate>
            <endDate>2026-02-26</endDate>
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        <measure>iso4217:USD</measure>
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    <unit id="pure">
        <measure>pure</measure>
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    <ffd:FormTp contextRef="rc" id="ixv-420">F-3</ffd:FormTp>
    <ffd:SubmissnTp contextRef="rc" id="ixv-421">F-3ASR</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="rc" id="ixv-422">EX-FILING FEES</ffd:FeeExhibitTp>
    <dei:EntityCentralIndexKey contextRef="rc" id="ixv-423">0000891478</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-424">Banco Santander, S.A.</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-488">F-3</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-489">Banco Santander, S.A.</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg contextRef="offrl_1" id="ixv-490">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_1" id="ixv-491">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_1" id="ixv-492">Senior Preferred Debt Securities</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_1" id="ixv-493">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_1"
      decimals="7"
      id="ixv-494"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_2" id="ixv-495">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_2" id="ixv-496">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_2" id="ixv-497">Senior Non Preferred Debt Securities</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_2" id="ixv-498">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_2"
      decimals="7"
      id="ixv-499"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_3" id="ixv-500">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_3" id="ixv-501">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_3" id="ixv-502">Subordinated Debt Securities</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_3" id="ixv-503">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_3"
      decimals="7"
      id="ixv-504"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_4" id="ixv-505">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_4" id="ixv-506">Debt Convertible into Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_4" id="ixv-507">Contingent Convertible Capital Securities </ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_4" id="ixv-508">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_4"
      decimals="7"
      id="ixv-509"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_5" id="ixv-510">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_5" id="ixv-511">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_5" id="ixv-512">Ordinary Shares</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_5" id="ixv-513">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_5"
      decimals="7"
      id="ixv-514"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:TtlOfferingAmt contextRef="rc" decimals="2" id="ixv-515" unitRef="USD">0.00</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt contextRef="rc" decimals="2" id="ixv-516" unitRef="USD">0.00</ffd:TtlFeeAmt>
    <ffd:TtlPrevslyPdAmt contextRef="rc" decimals="2" id="ixv-517" unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-518" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-519" unitRef="USD">0.00</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_1" id="ixv-520">(1) In accordance with Rules 456(b) and 457(r) under the Securities Act, the registrant is deferring payment of all of the registration fee in connection with the securities registered hereby. Registration fees will be paid subsequently on a pay-as-you-go basis. The registrant will calculate the registration fee applicable to an offer of securities pursuant to this Registration Statement based on the fee payment rate in effect on the date of such fee payment. (2) Omitted pursuant to General Instruction I.C to Form F-3. An unspecified initial offering price, aggregate number of, principal amount of, or liquidation preference of, as applicable, the securities of each identified class is being registered as may from time to time be offered at unspecified prices. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities or that are issued in units or represented by depositary shares.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_2" id="ixv-521">(1) In accordance with Rules 456(b) and 457(r) under the Securities Act, the registrant is deferring payment of all of the registration fee in connection with the securities registered hereby. Registration fees will be paid subsequently on a pay-as-you-go basis. The registrant will calculate the registration fee applicable to an offer of securities pursuant to this Registration Statement based on the fee payment rate in effect on the date of such fee payment. (2) Omitted pursuant to General Instruction I.C to Form F-3. An unspecified initial offering price, aggregate number of, principal amount of, or liquidation preference of, as applicable, the securities of each identified class is being registered as may from time to time be offered at unspecified prices. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities or that are issued in units or represented by depositary shares.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_3" id="ixv-522">(1) In accordance with Rules 456(b) and 457(r) under the Securities Act, the registrant is deferring payment of all of the registration fee in connection with the securities registered hereby. Registration fees will be paid subsequently on a pay-as-you-go basis. The registrant will calculate the registration fee applicable to an offer of securities pursuant to this Registration Statement based on the fee payment rate in effect on the date of such fee payment. (2) Omitted pursuant to General Instruction I.C to Form F-3. An unspecified initial offering price, aggregate number of, principal amount of, or liquidation preference of, as applicable, the securities of each identified class is being registered as may from time to time be offered at unspecified prices. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities or that are issued in units or represented by depositary shares.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_4" id="ixv-523">(1) In accordance with Rules 456(b) and 457(r) under the Securities Act, the registrant is deferring payment of all of the registration fee in connection with the securities registered hereby. Registration fees will be paid subsequently on a pay-as-you-go basis. The registrant will calculate the registration fee applicable to an offer of securities pursuant to this Registration Statement based on the fee payment rate in effect on the date of such fee payment. (2) Omitted pursuant to General Instruction I.C to Form F-3. An unspecified initial offering price, aggregate number of, principal amount of, or liquidation preference of, as applicable, the securities of each identified class is being registered as may from time to time be offered at unspecified prices. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities or that are issued in units or represented by depositary shares.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_5" id="ixv-524">1) In accordance with Rules 456(b) and 457(r) under the Securities Act, the registrant is deferring payment of all of the registration fee in connection with the securities registered hereby. Registration fees will be paid subsequently on a pay-as-you-go basis. The registrant will calculate the registration fee applicable to an offer of securities pursuant to this Registration Statement based on the fee payment rate in effect on the date of such fee payment. (2) Omitted pursuant to General Instruction I.C to Form F-3. An unspecified initial offering price, aggregate number of, principal amount of, or liquidation preference of, as applicable, the securities of each identified class is being registered as may from time to time be offered at unspecified prices. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities or that are issued in units or represented by depositary shares. (3) The ordinary shares are being registered in connection with issuances from time to time of ordinary shares following the conversion of contingent convertible capital securities. American Depositary Shares evidenced by American Depositary Receipts issuable upon deposit of the ordinary shares registered hereby have been registered under a separate Registration Statement on Form F-6 (Registration Statement No. 333-259373)</ffd:OfferingNote>
</xbrl>
