<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2026"
  xmlns:ffd="http://xbrl.sec.gov/ffd/2026"
  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">
    <link:schemaRef
      xlink:href="https://xbrl.sec.gov/ffd/2026/ffd-2026.xsd"
      xlink:type="simple"/>
    <context id="P10_28_2026To10_28_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002152623</identifier>
        </entity>
        <period>
            <startDate>2026-10-28</startDate>
            <endDate>2026-10-28</endDate>
        </period>
    </context>
    <context id="P10_28_2026To10_28_2026_3TypedMemberffdOfferingAxis">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002152623</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>3</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-28</startDate>
            <endDate>2026-10-28</endDate>
        </period>
    </context>
    <context id="P10_28_2026To10_28_2026_4TypedMemberffdOfferingAxis">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002152623</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>4</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-28</startDate>
            <endDate>2026-10-28</endDate>
        </period>
    </context>
    <context id="P10_28_2026To10_28_2026_5TypedMemberffdOfferingAxis">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002152623</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>5</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-28</startDate>
            <endDate>2026-10-28</endDate>
        </period>
    </context>
    <context id="P10_28_2026To10_28_2026_1TypedMemberffdOfferingAxis">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002152623</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>1</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-28</startDate>
            <endDate>2026-10-28</endDate>
        </period>
    </context>
    <context id="P10_28_2026To10_28_2026_2TypedMemberffdOfferingAxis">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0002152623</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>2</dei:lineNo>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-10-28</startDate>
            <endDate>2026-10-28</endDate>
        </period>
    </context>
    <unit id="Unit_USD">
        <measure>iso4217:USD</measure>
    </unit>
    <dei:EntityCentralIndexKey contextRef="P10_28_2026To10_28_2026" id="ixv-931">0002152623</dei:EntityCentralIndexKey>
    <ffd:SubmissnTp contextRef="P10_28_2026To10_28_2026" id="ixv-932">S-3ASR</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="P10_28_2026To10_28_2026" id="ixv-933">EX-FILING FEES</ffd:FeeExhibitTp>
    <ffd:OffsetTableNa contextRef="P10_28_2026To10_28_2026" id="ixv-934">N/A</ffd:OffsetTableNa>
    <ffd:CombinedProspectusTableNa contextRef="P10_28_2026To10_28_2026" id="ixv-935">N/A</ffd:CombinedProspectusTableNa>
    <ffd:TtlOfferingAmt
      contextRef="P10_28_2026To10_28_2026"
      decimals="0"
      id="ixv-936"
      unitRef="Unit_USD">0</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt
      contextRef="P10_28_2026To10_28_2026"
      decimals="0"
      id="ixv-937"
      unitRef="Unit_USD">0</ffd:TtlFeeAmt>
    <ffd:NetFeeAmt
      contextRef="P10_28_2026To10_28_2026"
      decimals="0"
      id="ixv-938"
      unitRef="Unit_USD">0</ffd:NetFeeAmt>
    <ffd:FormTp contextRef="P10_28_2026To10_28_2026" id="ixv-995">S-3</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="P10_28_2026To10_28_2026" id="ixv-996">Navient Holdings, Inc.</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg
      contextRef="P10_28_2026To10_28_2026_1TypedMemberffdOfferingAxis"
      id="ixv-997">false</ffd:PrevslyPdFlg>
    <ffd:PrevslyPdFlg
      contextRef="P10_28_2026To10_28_2026_2TypedMemberffdOfferingAxis"
      id="ixv-998">false</ffd:PrevslyPdFlg>
    <ffd:PrevslyPdFlg
      contextRef="P10_28_2026To10_28_2026_3TypedMemberffdOfferingAxis"
      id="ixv-999">false</ffd:PrevslyPdFlg>
    <ffd:PrevslyPdFlg
      contextRef="P10_28_2026To10_28_2026_4TypedMemberffdOfferingAxis"
      id="ixv-1000">false</ffd:PrevslyPdFlg>
    <ffd:PrevslyPdFlg
      contextRef="P10_28_2026To10_28_2026_5TypedMemberffdOfferingAxis"
      id="ixv-1001">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp
      contextRef="P10_28_2026To10_28_2026_1TypedMemberffdOfferingAxis"
      id="ixv-1002">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl
      contextRef="P10_28_2026To10_28_2026_1TypedMemberffdOfferingAxis"
      id="ixv-1003">Debt Securities</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg
      contextRef="P10_28_2026To10_28_2026_1TypedMemberffdOfferingAxis"
      id="ixv-1004">true</ffd:Rule457rFlg>
    <ffd:OfferingSctyTp
      contextRef="P10_28_2026To10_28_2026_2TypedMemberffdOfferingAxis"
      id="ixv-1005">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl
      contextRef="P10_28_2026To10_28_2026_2TypedMemberffdOfferingAxis"
      id="ixv-1006">Common Stock, par value $0.01 per share</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg
      contextRef="P10_28_2026To10_28_2026_2TypedMemberffdOfferingAxis"
      id="ixv-1007">true</ffd:Rule457rFlg>
    <ffd:OfferingSctyTp
      contextRef="P10_28_2026To10_28_2026_3TypedMemberffdOfferingAxis"
      id="ixv-1008">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl
      contextRef="P10_28_2026To10_28_2026_3TypedMemberffdOfferingAxis"
      id="ixv-1009">Preferred Stock, par value $0.20 per share</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg
      contextRef="P10_28_2026To10_28_2026_3TypedMemberffdOfferingAxis"
      id="ixv-1010">true</ffd:Rule457rFlg>
    <ffd:OfferingSctyTp
      contextRef="P10_28_2026To10_28_2026_4TypedMemberffdOfferingAxis"
      id="ixv-1011">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl
      contextRef="P10_28_2026To10_28_2026_4TypedMemberffdOfferingAxis"
      id="ixv-1012">Warrants</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg
      contextRef="P10_28_2026To10_28_2026_4TypedMemberffdOfferingAxis"
      id="ixv-1013">true</ffd:Rule457rFlg>
    <ffd:OfferingSctyTp
      contextRef="P10_28_2026To10_28_2026_5TypedMemberffdOfferingAxis"
      id="ixv-1014">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl
      contextRef="P10_28_2026To10_28_2026_5TypedMemberffdOfferingAxis"
      id="ixv-1015">Units</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg
      contextRef="P10_28_2026To10_28_2026_5TypedMemberffdOfferingAxis"
      id="ixv-1016">true</ffd:Rule457rFlg>
    <ffd:OfferingNote
      contextRef="P10_28_2026To10_28_2026_5TypedMemberffdOfferingAxis"
      id="ixv-556">
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(1)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;Omitted pursuant to Form &lt;span style="white-space:nowrap;display:inline;"&gt;S-3&lt;/span&gt; Instructions to the Calculation of Filing Fee Tables and Related Disclosure 2(A)(iii)(c). &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(2)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;An indeterminate aggregate initial offering price, principal amount or number of the securities of each identified class is being registered as may from time to time be issued at indeterminate prices or upon conversion, exchange or exercise of securities registered hereunder to the extent any such securities are, by their terms, convertible into, or exchangeable or exercisable for, such securities. Securities registered hereunder may be sold either separately or as units comprised of more than one type of security registered hereunder. 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. In accordance with Rule 456(b) and Rule 457(r), the registrant is deferring payment of all of the registration fees and will pay any applicable registration fees on a &#x201c;pay as you go&#x201d; basis. The registrant will calculate the registration fee applicable to an offer of securities hereunder based on the fee payment rate in effect on the date of such fee payment. &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;    </ffd:OfferingNote>
    <ffd:OfferingNote
      contextRef="P10_28_2026To10_28_2026_1TypedMemberffdOfferingAxis"
      id="ixv-557">
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(1)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;Omitted pursuant to Form &lt;span style="white-space:nowrap;display:inline;"&gt;S-3&lt;/span&gt; Instructions to the Calculation of Filing Fee Tables and Related Disclosure 2(A)(iii)(c). &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(2)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;An indeterminate aggregate initial offering price, principal amount or number of the securities of each identified class is being registered as may from time to time be issued at indeterminate prices or upon conversion, exchange or exercise of securities registered hereunder to the extent any such securities are, by their terms, convertible into, or exchangeable or exercisable for, such securities. Securities registered hereunder may be sold either separately or as units comprised of more than one type of security registered hereunder. 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. In accordance with Rule 456(b) and Rule 457(r), the registrant is deferring payment of all of the registration fees and will pay any applicable registration fees on a &#x201c;pay as you go&#x201d; basis. The registrant will calculate the registration fee applicable to an offer of securities hereunder based on the fee payment rate in effect on the date of such fee payment. &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;   </ffd:OfferingNote>
    <ffd:OfferingNote
      contextRef="P10_28_2026To10_28_2026_2TypedMemberffdOfferingAxis"
      id="ixv-558">
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(1)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;Omitted pursuant to Form &lt;span style="white-space:nowrap;display:inline;"&gt;S-3&lt;/span&gt; Instructions to the Calculation of Filing Fee Tables and Related Disclosure 2(A)(iii)(c). &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(2)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;An indeterminate aggregate initial offering price, principal amount or number of the securities of each identified class is being registered as may from time to time be issued at indeterminate prices or upon conversion, exchange or exercise of securities registered hereunder to the extent any such securities are, by their terms, convertible into, or exchangeable or exercisable for, such securities. Securities registered hereunder may be sold either separately or as units comprised of more than one type of security registered hereunder. 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. In accordance with Rule 456(b) and Rule 457(r), the registrant is deferring payment of all of the registration fees and will pay any applicable registration fees on a &#x201c;pay as you go&#x201d; basis. The registrant will calculate the registration fee applicable to an offer of securities hereunder based on the fee payment rate in effect on the date of such fee payment. &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;  </ffd:OfferingNote>
    <ffd:OfferingNote
      contextRef="P10_28_2026To10_28_2026_3TypedMemberffdOfferingAxis"
      id="ixv-559">
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(1)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;Omitted pursuant to Form &lt;span style="white-space:nowrap;display:inline;"&gt;S-3&lt;/span&gt; Instructions to the Calculation of Filing Fee Tables and Related Disclosure 2(A)(iii)(c). &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(2)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;An indeterminate aggregate initial offering price, principal amount or number of the securities of each identified class is being registered as may from time to time be issued at indeterminate prices or upon conversion, exchange or exercise of securities registered hereunder to the extent any such securities are, by their terms, convertible into, or exchangeable or exercisable for, such securities. Securities registered hereunder may be sold either separately or as units comprised of more than one type of security registered hereunder. 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. In accordance with Rule 456(b) and Rule 457(r), the registrant is deferring payment of all of the registration fees and will pay any applicable registration fees on a &#x201c;pay as you go&#x201d; basis. The registrant will calculate the registration fee applicable to an offer of securities hereunder based on the fee payment rate in effect on the date of such fee payment. &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt; </ffd:OfferingNote>
    <ffd:OfferingNote
      contextRef="P10_28_2026To10_28_2026_4TypedMemberffdOfferingAxis"
      id="ixv-560">
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(1)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;Omitted pursuant to Form &lt;span style="white-space:nowrap;display:inline;"&gt;S-3&lt;/span&gt; Instructions to the Calculation of Filing Fee Tables and Related Disclosure 2(A)(iii)(c). &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border-spacing:0;width:100%"&gt;
&lt;tr style="page-break-inside:avoid"&gt;
&lt;td style="width:4%;vertical-align:top;text-align:left"&gt;(2)&lt;/td&gt;
&lt;td style="vertical-align:top;text-align:left"&gt;&lt;div style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"&gt;An indeterminate aggregate initial offering price, principal amount or number of the securities of each identified class is being registered as may from time to time be issued at indeterminate prices or upon conversion, exchange or exercise of securities registered hereunder to the extent any such securities are, by their terms, convertible into, or exchangeable or exercisable for, such securities. Securities registered hereunder may be sold either separately or as units comprised of more than one type of security registered hereunder. 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. In accordance with Rule 456(b) and Rule 457(r), the registrant is deferring payment of all of the registration fees and will pay any applicable registration fees on a &#x201c;pay as you go&#x201d; basis. The registrant will calculate the registration fee applicable to an offer of securities hereunder based on the fee payment rate in effect on the date of such fee payment. &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</ffd:OfferingNote>
</xbrl>
