<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:ck0000832908="http://www.pacificlife.com/20260914"
  xmlns:dei="http://xbrl.sec.gov/dei/2026"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:vip="http://xbrl.sec.gov/vip/2026"
  xmlns:xbrldi="http://xbrl.org/2006/xbrldi"
  xmlns:xhtml="http://www.w3.org/1999/xhtml"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="ck0000832908-20260914.xsd" xlink:type="simple"/>
    <context id="c0">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000832908</identifier>
        </entity>
        <period>
            <startDate>2026-09-14</startDate>
            <endDate>2026-09-14</endDate>
        </period>
    </context>
    <context id="c1">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000832908</identifier>
            <segment>
                <xbrldi:explicitMember dimension="vip:ContractAxis">ck0000832908:C000215132Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-09-14</startDate>
            <endDate>2026-09-14</endDate>
        </period>
    </context>
    <context id="c2">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000832908</identifier>
            <segment>
                <xbrldi:explicitMember dimension="vip:ContractAxis">ck0000832908:C000215132Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="vip:PortfolioCompanyAxis">ck0000832908:PIMCOGlobalManagedAssetAllocationPortfolioInstitutionalClassMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-09-14</startDate>
            <endDate>2026-09-14</endDate>
        </period>
    </context>
    <context id="c3">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000832908</identifier>
            <segment>
                <xbrldi:explicitMember dimension="vip:ContractAxis">ck0000832908:C000215132Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="vip:PortfolioCompanyAxis">ck0000832908:PIMCOInternationalBondPortfolioInstitutionalClassMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-09-14</startDate>
            <endDate>2026-09-14</endDate>
        </period>
    </context>
    <unit id="pure">
        <measure>pure</measure>
    </unit>
    <dei:DocumentPeriodEndDate contextRef="c0" id="ixv-145">2026-09-14</dei:DocumentPeriodEndDate>
    <vip:PortfolioCompaniesN6TextBlock contextRef="c0" id="ixv-36">&lt;p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0pt 0"&gt;&lt;span style="font-family: Arial, Helvetica, Sans-Serif"&gt;&#x202f;&lt;/span&gt;&lt;span style="font-family: Times New Roman, Times, Serif"&gt;&lt;b&gt;&lt;i&gt;As
of October 1&lt;span&gt;, 2026, the&lt;/span&gt;&lt;/i&gt;&lt;/b&gt;&lt;/span&gt;&lt;b&gt;&lt;i&gt;&lt;span style="font-family: Arial, Helvetica, Sans-Serif; "&gt;&#x202f;&lt;/span&gt;&lt;span style="font-family: Times New Roman, Times, Serif; "&gt;underlying
fund information related to the Current Expenses in the&lt;/span&gt;&lt;/i&gt;&lt;span style="font-family: Arial, Helvetica, Sans-Serif; "&gt;&#x202f;&lt;/span&gt;&lt;span style="font-family: Times New Roman, Times, Serif; "&gt;&lt;span style="text-decoration:underline"&gt;APPENDIX:&#160;FUNDS&#160;AVAILABLE
UNDER THE&#160;POLICY&lt;/span&gt;&#160;&lt;i&gt;section&#160;has been&#160;deleted&#160;and replaced with the following:&lt;/i&gt;&lt;/span&gt;&lt;/b&gt;&lt;/p&gt;




&lt;p style="font: 9pt Segoe UI, Helvetica, Sans-Serif; margin: 0pt 0"&gt;&#160;&lt;/p&gt;




&lt;table cellpadding="0" style="font: 12pt Arial, Helvetica, Sans-Serif; width: 50%; border-collapse: collapse; margin-left: auto; margin-right: auto; border-spacing: 0px;"&gt; &lt;tr style="background-color: #E8E8E8"&gt; &lt;td style="width: 73%; border: Black 1pt solid; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;&lt;b&gt;Fund; Advisor (Subadvisor)&lt;/b&gt;&lt;/span&gt;&lt;/td&gt; &lt;td style="width: 27%; border-top: Black 1pt solid; border-right: Black 1pt solid; border-bottom: Black 1pt solid; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;&lt;b&gt;Current &lt;br/&gt;
Expenses&lt;/b&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt; &lt;tr style="vertical-align: top; "&gt; &lt;td style="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;&lt;b&gt;PIMCO Global Managed Asset Allocation Portfolio &#x2013; Institutional Class&lt;/b&gt;;&#x2005;Pacific Investment Management Company, LLC&lt;/span&gt;&lt;/td&gt; &lt;td style="border-right: Black 1pt solid; border-bottom: Black 1pt solid; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;0.71%&lt;/span&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 11pt"&gt;&lt;sup&gt;1&lt;/sup&gt;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt; &lt;tr style="vertical-align: top"&gt; &lt;td style="border-right: black 1pt solid; border-bottom: black 1pt solid; border-left: black 1pt solid"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;&lt;b&gt;PIMCO International Bond Portfolio &#x2013; Institutional Class&lt;/b&gt;;&#x2005;Pacific Investment Management Company, LLC&lt;/span&gt;&lt;/td&gt; &lt;td style="border-right: black 1pt solid; border-bottom: black 1pt solid; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;0.84%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt; &lt;/table&gt;
&lt;p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"&gt;&#160;&lt;/p&gt;




&lt;p style="font: 8pt Times New Roman, Times, Serif; margin: 0pt 0"&gt;&#160;&lt;/p&gt;




&lt;p style="font: 400 14px Segoe UI, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 8pt"&gt;&lt;sup&gt;1&lt;/sup&gt;To
help limit Fund expenses, Fund advisers have contractually agreed to reduce investment advisory fees or otherwise reimburse certain of
their Funds which reflect temporary fee reductions. There can be no assurance that Fund expense waivers or reimbursements will be extended
beyond their current terms as outlined in each Fund prospectus, and they may not cover certain expenses such as extraordinary expenses.
&lt;b&gt;See each Fund prospectus for complete information regarding these arrangements.&lt;/b&gt;&lt;/span&gt;&lt;/p&gt;</vip:PortfolioCompaniesN6TextBlock>
    <vip:ProspectusesAvailableTextBlock contextRef="c1" id="ixv-37">&lt;p style="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0pt 0"&gt;&lt;span style="font-family: Arial, Helvetica, Sans-Serif"&gt;&#x202f;&lt;/span&gt;&lt;span style="font-family: Times New Roman, Times, Serif"&gt;&lt;b&gt;&lt;i&gt;As
of October 1&lt;span&gt;, 2026, the&lt;/span&gt;&lt;/i&gt;&lt;/b&gt;&lt;/span&gt;&lt;b&gt;&lt;i&gt;&lt;span style="font-family: Arial, Helvetica, Sans-Serif; "&gt;&#x202f;&lt;/span&gt;&lt;span style="font-family: Times New Roman, Times, Serif; "&gt;underlying
fund information related to the Current Expenses in the&lt;/span&gt;&lt;/i&gt;&lt;span style="font-family: Arial, Helvetica, Sans-Serif; "&gt;&#x202f;&lt;/span&gt;&lt;span style="font-family: Times New Roman, Times, Serif; "&gt;&lt;span style="text-decoration:underline"&gt;APPENDIX:&#160;FUNDS&#160;AVAILABLE
UNDER THE&#160;POLICY&lt;/span&gt;&#160;&lt;i&gt;section&#160;has been&#160;deleted&#160;and replaced with the following:&lt;/i&gt;&lt;/span&gt;&lt;/b&gt;&lt;/p&gt;</vip:ProspectusesAvailableTextBlock>
    <vip:PortfolioCompaniesTableTextBlock contextRef="c1" id="ixv-53">&lt;table cellpadding="0" style="font: 12pt Arial, Helvetica, Sans-Serif; width: 50%; border-collapse: collapse; margin-left: auto; margin-right: auto; border-spacing: 0px;"&gt; &lt;tr style="background-color: #E8E8E8"&gt; &lt;td style="width: 73%; border: Black 1pt solid; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;&lt;b&gt;Fund; Advisor (Subadvisor)&lt;/b&gt;&lt;/span&gt;&lt;/td&gt; &lt;td style="width: 27%; border-top: Black 1pt solid; border-right: Black 1pt solid; border-bottom: Black 1pt solid; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;&lt;b&gt;Current &lt;br/&gt;
Expenses&lt;/b&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt; &lt;tr style="vertical-align: top; "&gt; &lt;td style="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;&lt;b&gt;PIMCO Global Managed Asset Allocation Portfolio &#x2013; Institutional Class&lt;/b&gt;;&#x2005;Pacific Investment Management Company, LLC&lt;/span&gt;&lt;/td&gt; &lt;td style="border-right: Black 1pt solid; border-bottom: Black 1pt solid; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;0.71%&lt;/span&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 11pt"&gt;&lt;sup&gt;1&lt;/sup&gt;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt; &lt;tr style="vertical-align: top"&gt; &lt;td style="border-right: black 1pt solid; border-bottom: black 1pt solid; border-left: black 1pt solid"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;&lt;b&gt;PIMCO International Bond Portfolio &#x2013; Institutional Class&lt;/b&gt;;&#x2005;Pacific Investment Management Company, LLC&lt;/span&gt;&lt;/td&gt; &lt;td style="border-right: black 1pt solid; border-bottom: black 1pt solid; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"&gt;0.84%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt; &lt;/table&gt;&lt;p style="font: 400 14px Segoe UI, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 8pt"&gt;&lt;sup&gt;1&lt;/sup&gt;To
help limit Fund expenses, Fund advisers have contractually agreed to reduce investment advisory fees or otherwise reimburse certain of
their Funds which reflect temporary fee reductions. There can be no assurance that Fund expense waivers or reimbursements will be extended
beyond their current terms as outlined in each Fund prospectus, and they may not cover certain expenses such as extraordinary expenses.
&lt;b&gt;See each Fund prospectus for complete information regarding these arrangements.&lt;/b&gt;&lt;/span&gt;&lt;/p&gt;</vip:PortfolioCompaniesTableTextBlock>
    <vip:PortfolioCompanyNameTextBlock contextRef="c2" id="ixv-66">&lt;b&gt;PIMCO Global Managed Asset Allocation Portfolio &#x2013; Institutional Class&lt;/b&gt;</vip:PortfolioCompanyNameTextBlock>
    <vip:PortfolioCompanyAdviserTextBlock contextRef="c2" id="ixv-146">Pacific Investment Management Company, LLC</vip:PortfolioCompanyAdviserTextBlock>
    <vip:CurrentExpensesPercent contextRef="c2" decimals="4" id="ix_0_fact" unitRef="pure">0.0071</vip:CurrentExpensesPercent>
    <vip:PortfolioCompanyNameTextBlock contextRef="c3" id="ixv-75">&lt;b&gt;PIMCO International Bond Portfolio &#x2013; Institutional Class&lt;/b&gt;</vip:PortfolioCompanyNameTextBlock>
    <vip:PortfolioCompanyAdviserTextBlock contextRef="c3" id="ixv-148">Pacific Investment Management Company, LLC</vip:PortfolioCompanyAdviserTextBlock>
    <vip:CurrentExpensesPercent contextRef="c3" decimals="4" id="ixv-149" unitRef="pure">0.0084</vip:CurrentExpensesPercent>
    <vip:TemporaryFeeReductionsCurrentExpensesTextBlock contextRef="c1" id="ixv-85">To
help limit Fund expenses, Fund advisers have contractually agreed to reduce investment advisory fees or otherwise reimburse certain of
their Funds which reflect temporary fee reductions. There can be no assurance that Fund expense waivers or reimbursements will be extended
beyond their current terms as outlined in each Fund prospectus, and they may not cover certain expenses such as extraordinary expenses.
&lt;b&gt;See each Fund prospectus for complete information regarding these arrangements.&lt;/b&gt;</vip:TemporaryFeeReductionsCurrentExpensesTextBlock>
    <dei:DocumentType contextRef="c0" id="ixv-152">N-6</dei:DocumentType>
    <dei:EntityInvCompanyType contextRef="c0" id="ixv-153">N-6</dei:EntityInvCompanyType>
    <dei:EntityCentralIndexKey contextRef="c0" id="ixv-154">0000832908</dei:EntityCentralIndexKey>
    <dei:AmendmentFlag contextRef="c0" id="ixv-155">false</dei:AmendmentFlag>
    <dei:EntityRegistrantName contextRef="c0" id="ixv-156">PACIFIC SELECT EXEC SEPARATE ACCT PACIFIC LIFE INS</dei:EntityRegistrantName>
    <link:footnoteLink
      xlink:role="http://www.xbrl.org/2003/role/link"
      xlink:type="extended">
        <link:loc
          xlink:href="#ix_0_fact"
          xlink:label="ix_0_fact"
          xlink:type="locator"/>
        <link:footnote id="ix_0_footnote" xlink:label="ix_0_footnote" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">To
help limit Fund expenses, Fund advisers have contractually agreed to reduce investment advisory fees or otherwise reimburse certain of
their Funds which reflect temporary fee reductions. There can be no assurance that Fund expense waivers or reimbursements will be extended
beyond their current terms as outlined in each Fund prospectus, and they may not cover certain expenses such as extraordinary expenses.
<xhtml:b>See each Fund prospectus for complete information regarding these arrangements.</xhtml:b></link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="ix_0_fact"
          xlink:to="ix_0_footnote"
          xlink:type="arc"/>
    </link:footnoteLink>
</xbrl>
