<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2026"
  xmlns:fnd="http://xbrl.sec.gov/fnd/2026"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="ft13041-20260623.xsd" xlink:type="simple"/>
    <context id="AsOf2026-06-23">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002129771</identifier>
        </entity>
        <period>
            <startDate>2026-06-23</startDate>
            <endDate>2026-06-23</endDate>
        </period>
    </context>
    <dei:AmendmentFlag contextRef="AsOf2026-06-23" id="Fact000003">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey contextRef="AsOf2026-06-23" id="Fact000004">0002129771</dei:EntityCentralIndexKey>
    <dei:DocumentType contextRef="AsOf2026-06-23" id="Fact000010">S-6</dei:DocumentType>
    <dei:EntityRegistrantName contextRef="AsOf2026-06-23" id="Fact000011">FT 13041</dei:EntityRegistrantName>
    <dei:DocumentPeriodEndDate contextRef="AsOf2026-06-23" id="Fact000012">2026-06-23</dei:DocumentPeriodEndDate>
    <fnd:NmRule35d1TermDfnTextBlock contextRef="AsOf2026-06-23" id="Fact000013">

&lt;p style="font: bold 11pt/12pt Times New Roman, Times, Serif; margin: 4pt 0 1pt"&gt;Objective.&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;The
Trust seeks above-average capital appreciation. Under normal circumstances, the Trust will invest at least 80% of its net assets in securities
which comprise the Dow Jones Global Titans 50&#x2122; Index. The Trust is concentrated (i.e., invests 25% or more of Trust assets) in common
stocks of companies within the information technology sector.&lt;/span&gt;&lt;/p&gt;

</fnd:NmRule35d1TermDfnTextBlock>
    <fnd:NmRule35d1TermSlctnCritTextBlock contextRef="AsOf2026-06-23" id="Fact000014">

&lt;p style="font: bold 11pt/12pt Times New Roman, Times, Serif; margin: 4pt 0 1pt"&gt;Portfolio Selection Process.&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;The
Trust invests in 50 of the world&#x2019;s largest and most-established blue-chip companies included in the Dow Jones Global Titans 50&#x2122;
Index. The portfolio provides exposure to companies headquartered in countries around the world, aiming to reduce risk through country
diversification. It is important to note that diversification does not guarantee a profit or protect against loss.&lt;/span&gt;&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;Characteristics
of Global Titans&lt;span style="font-size: 9pt; font-variant: small-caps"&gt;&lt;sup&gt;&#xae;&lt;/sup&gt;&lt;/span&gt;.&lt;/span&gt;&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0"&gt;&lt;span style="font-weight: normal; letter-spacing: -0.05pt"&gt;&lt;i&gt;Market
Leadership&#x2013;&lt;/i&gt;&lt;/span&gt;&lt;/p&gt;

&lt;table cellpadding="0" cellspacing="0" style="font: 10pt/11pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 2pt; width: 100%"&gt;
  &lt;tr style="vertical-align: top"&gt;
    &lt;td style="width: 0"&gt;&#160;&lt;/td&gt;
    &lt;td style="width: 10pt"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;&#x2022;&lt;/span&gt;&lt;/td&gt;
    &lt;td&gt;&lt;span style="letter-spacing: -0.05pt"&gt;To be identified as Global Titans&lt;span style="font-size: 9pt; font-variant: small-caps"&gt;&lt;sup&gt;&#xae;&lt;/sup&gt;&lt;/span&gt;, the companies must be well established and have a broad client base.&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
  &lt;/table&gt;
&lt;table cellpadding="0" cellspacing="0" style="font: 10pt/11pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 2pt; width: 100%"&gt;
  &lt;tr style="vertical-align: top"&gt;
    &lt;td style="width: 0"&gt;&#160;&lt;/td&gt;
    &lt;td style="width: 10pt"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;&#x2022;&lt;/span&gt;&lt;/td&gt;
    &lt;td&gt;&lt;span style="letter-spacing: -0.05pt"&gt;They must be well known to global investors for either their long history of success or offer widely used products or services.&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
  &lt;/table&gt;
&lt;table cellpadding="0" cellspacing="0" style="font: 10pt/11pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 2pt; width: 100%"&gt;
  &lt;tr style="vertical-align: top"&gt;
    &lt;td style="width: 0"&gt;&#160;&lt;/td&gt;
    &lt;td style="width: 10pt"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;&#x2022;&lt;/span&gt;&lt;/td&gt;
    &lt;td&gt;&lt;span style="letter-spacing: -0.05pt"&gt;They must be market leaders in their industry with either a dominant position or a competitive advantage.&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
  &lt;/table&gt;
&lt;table cellpadding="0" cellspacing="0" style="font: 10pt/11pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 2pt; width: 100%"&gt;
  &lt;tr style="vertical-align: top"&gt;
    &lt;td style="width: 0"&gt;&#160;&lt;/td&gt;
    &lt;td style="width: 10pt"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;&#x2022;&lt;/span&gt;&lt;/td&gt;
    &lt;td&gt;&lt;span style="letter-spacing: -0.05pt"&gt;They must be among the largest of blue-chip companies in the global arena.&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
  &lt;/table&gt;
&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0"&gt;&lt;span style="font-weight: normal; letter-spacing: -0.05pt"&gt;&lt;i&gt;Multinational
Exposure&#x2013;&lt;/i&gt;&lt;/span&gt;&lt;/p&gt;

&lt;table cellpadding="0" cellspacing="0" style="font: 10pt/11pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 2pt; width: 100%"&gt;
  &lt;tr style="vertical-align: top"&gt;
    &lt;td style="width: 0"&gt;&#160;&lt;/td&gt;
    &lt;td style="width: 10pt"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;&#x2022;&lt;/span&gt;&lt;/td&gt;
    &lt;td&gt;&lt;span style="letter-spacing: -0.05pt"&gt;All companies must be market and industry leaders globally, rather than just at the local level.&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
  &lt;/table&gt;
&lt;table cellpadding="0" cellspacing="0" style="font: 10pt/11pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 2pt; width: 100%"&gt;
  &lt;tr style="vertical-align: top"&gt;
    &lt;td style="width: 0"&gt;&#160;&lt;/td&gt;
    &lt;td style="width: 10pt"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;&#x2022;&lt;/span&gt;&lt;/td&gt;
    &lt;td&gt;&lt;span style="letter-spacing: -0.05pt"&gt;All companies must have international market exposure, either selling or providing services, outside of their home markets.&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
  &lt;/table&gt;
&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;The
Trust consists of the securities contained in the Dow Jones Global Titans 50&#x2122; Index as of the business day prior to the Initial
Date of Deposit. On the Initial Date of Deposit, the common stocks selected are approximately equally-weighted in the Trust. The Dow Jones
Global Titans 50&#x2122; Index is reviewed and adjusted when necessary on an annual basis. The composition of the Trust, however, will
not be adjusted during the life of the Trust to reflect changes in the composition of the Dow Jones Global Titans 50&#x2122; Index which
occur after the Initial Date of Deposit.&lt;/span&gt;&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;The
Dow Jones Global Titans 50&#x2122; Index is a product of S&amp;amp;P Dow Jones Indices LLC or its affiliates (&#x201c;SPDJI&#x201d;), and Global
Titans&lt;span style="font-size: 9pt; font-variant: small-caps"&gt;&lt;sup&gt;&#xae;&lt;/sup&gt;&lt;/span&gt; is a registered trademark of SPDJI. Both have been
licensed for use by First Trust Portfolios L.P. Standard &amp;amp;&lt;/span&gt;&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;Poor&#x2019;s&lt;span style="font-size: 9pt; font-variant: small-caps"&gt;&lt;sup&gt;&#xae;&lt;/sup&gt;&lt;/span&gt;
and S&amp;amp;P&lt;span style="font-size: 9pt; font-variant: small-caps"&gt;&lt;sup&gt;&#xae;&lt;/sup&gt;&lt;/span&gt; are registered trademarks of Standard &amp;amp;
Poor&#x2019;s Financial Services LLC (&#x201c;S&amp;amp;P&#x201d;); Dow Jones&lt;span style="font-size: 9pt; font-variant: small-caps"&gt;&lt;sup&gt;&#xae;&lt;/sup&gt;&lt;/span&gt;
is a registered trademark of Dow Jones Trademark Holdings LLC&lt;/span&gt;&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;(&#x201c;Dow
Jones&#x201d;); and these trademarks have been licensed for use by SPDJI and sublicensed for certain purposes by First Trust Portfolios
L.P. The Dow Jones Global Titans&lt;/span&gt;&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;Portfolio
is not sponsored, endorsed, sold or promoted by SPDJI, Dow Jones, S&amp;amp;P, or their respective affiliates, and none of such parties make
any representation regarding&lt;/span&gt;&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;the
advisability of investing in such product(s) nor do they have any liability for any errors, omissions, or interruptions of the Dow Jones
Global Titans 50&#x2122; Index.&lt;/span&gt;&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;While
not a part of the Trust&#x2019;s portfolio selection process, the Trust also invests in dividend-paying securities, depositary receipts,
foreign-listed securities, companies headquartered or incorporated in Europe and large capitalization companies. &lt;/span&gt;&lt;/p&gt;

&lt;p style="font: 10pt/11pt Times New Roman, Times, Serif; margin: 0 0 2pt; text-indent: 0.25in"&gt;&lt;span style="letter-spacing: -0.05pt"&gt;As
with any similar investments, there can be no assurance that the objective of the Trust will be achieved. See &#x201c;Risk Factors&#x201d;
for a discussion of the risks of investing in the Trust.&lt;/span&gt;&lt;/p&gt;

</fnd:NmRule35d1TermSlctnCritTextBlock>
</xbrl>
