<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2025"
  xmlns:ffd="http://xbrl.sec.gov/ffd/2025"
  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/2025/ffd-2025.xsd"
      xlink:type="simple"/>
    <context id="c_offering_1">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002159627</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>1</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-20</startDate>
            <endDate>2026-10-20</endDate>
        </period>
    </context>
    <context id="c_offering_2">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002159627</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>2</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-20</startDate>
            <endDate>2026-10-20</endDate>
        </period>
    </context>
    <context id="c_report">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002159627</identifier>
        </entity>
        <period>
            <startDate>2026-10-20</startDate>
            <endDate>2026-10-20</endDate>
        </period>
    </context>
    <unit id="USD">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="pure">
        <measure>pure</measure>
    </unit>
    <ffd:SubmissnTp contextRef="c_report" id="fee_001">SC TO-T</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="c_report" id="fee_002">EX-FILING FEES</ffd:FeeExhibitTp>
    <dei:EntityCentralIndexKey contextRef="c_report" id="fee_003">0002159627</dei:EntityCentralIndexKey>
    <ffd:Rule011Flg contextRef="c_offering_1" id="fee_004">true</ffd:Rule011Flg>
    <ffd:Rule011Flg contextRef="c_offering_2" id="fee_005">true</ffd:Rule011Flg>
    <ffd:OfferingTableNa contextRef="c_report" id="fee_006" xsi:nil="true"/>
    <ffd:OffsetTableNa contextRef="c_report" id="fee_007">N/A</ffd:OffsetTableNa>
    <ffd:FormTp contextRef="c_report" id="fee_008">SC TO</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="c_report" id="fee_009">BrightFlixx Finance (Luxembourg) S.A.</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg contextRef="c_offering_1" id="fee_010">false</ffd:PrevslyPdFlg>
    <ffd:TxValtn
      contextRef="c_offering_1"
      decimals="INF"
      id="fee_011"
      unitRef="USD">35000000.00</ffd:TxValtn>
    <ffd:FeeRate
      contextRef="c_offering_1"
      decimals="INF"
      id="fee_012"
      unitRef="pure">0.000087</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="c_offering_1"
      decimals="INF"
      id="fee_013"
      unitRef="USD">3045.00</ffd:FeeAmt>
    <ffd:PrevslyPdFlg contextRef="c_offering_2" id="fee_014">false</ffd:PrevslyPdFlg>
    <ffd:TxValtn
      contextRef="c_offering_2"
      decimals="INF"
      id="fee_015"
      unitRef="USD">7000000.00</ffd:TxValtn>
    <ffd:FeeRate
      contextRef="c_offering_2"
      decimals="INF"
      id="fee_016"
      unitRef="pure">0.000087</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="c_offering_2"
      decimals="INF"
      id="fee_017"
      unitRef="USD">609.00</ffd:FeeAmt>
    <ffd:TtlTxValtn
      contextRef="c_report"
      decimals="INF"
      id="fee_018"
      unitRef="USD">42000000.00</ffd:TtlTxValtn>
    <ffd:TtlFeeAmt
      contextRef="c_report"
      decimals="INF"
      id="fee_019"
      unitRef="USD">3654.00</ffd:TtlFeeAmt>
    <ffd:TtlOffsetAmt
      contextRef="c_report"
      decimals="INF"
      id="fee_020"
      unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt
      contextRef="c_report"
      decimals="INF"
      id="fee_021"
      unitRef="USD">3654.00</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="c_offering_1" id="fee_022">CVAT Offer-The filing fee was calculated in accordance with Section 31 of the Securities Exchange Act of 1934, as amended, effective from October 1, 2026 through September 30, 2027, by multiplying the aggregate transaction value by 0.00008700 (or $87.00 per $1,000,000 of the aggregate transaction value).</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="c_offering_2" id="fee_023">ABI Offer-The filing fee was calculated in accordance with Section 31 of the Securities Exchange Act of 1934, as amended, effective from October 1, 2026 through September 30, 2027, by multiplying the aggregate transaction value by 0.00008700 (or $87.00 per $1,000,000 of the aggregate transaction value).</ffd:OfferingNote>
</xbrl>
