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<xbrl
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  xmlns:dei="http://xbrl.sec.gov/dei/2026"
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    <link:schemaRef
      xlink:href="https://xbrl.sec.gov/ffd/2026/ffd-2026.xsd"
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    <context id="rc">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001379041</identifier>
        </entity>
        <period>
            <startDate>2026-05-08</startDate>
            <endDate>2026-05-08</endDate>
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    </context>
    <context id="offrl_1">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001379041</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>1</dei:lineNo>
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        <period>
            <startDate>2026-05-08</startDate>
            <endDate>2026-05-08</endDate>
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    </context>
    <context id="offrl_2">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001379041</identifier>
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                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>2</dei:lineNo>
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        <period>
            <startDate>2026-05-08</startDate>
            <endDate>2026-05-08</endDate>
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    <context id="offrl_3">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001379041</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>3</dei:lineNo>
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        <period>
            <startDate>2026-05-08</startDate>
            <endDate>2026-05-08</endDate>
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    <context id="offrl_4">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001379041</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>4</dei:lineNo>
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        <period>
            <startDate>2026-05-08</startDate>
            <endDate>2026-05-08</endDate>
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    <context id="offrl_5">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001379041</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>5</dei:lineNo>
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        <period>
            <startDate>2026-05-08</startDate>
            <endDate>2026-05-08</endDate>
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    <context id="offrl_6">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001379041</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>6</dei:lineNo>
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        <period>
            <startDate>2026-05-08</startDate>
            <endDate>2026-05-08</endDate>
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    <context id="offrl_7">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001379041</identifier>
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                <xbrldi:typedMember dimension="ffd:OfferingAxis">
                    <dei:lineNo>7</dei:lineNo>
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        <period>
            <startDate>2026-05-08</startDate>
            <endDate>2026-05-08</endDate>
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    <unit id="USD">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="pure">
        <measure>pure</measure>
    </unit>
    <ffd:FormTp contextRef="rc" id="ixv-466">S-3</ffd:FormTp>
    <ffd:SubmissnTp contextRef="rc" id="ixv-467">S-3ASR</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="rc" id="ixv-468">EX-FILING FEES</ffd:FeeExhibitTp>
    <dei:EntityCentralIndexKey contextRef="rc" id="ixv-469">0001379041</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-470">Employers Holdings, Inc.</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-552">S-3</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-553">Employers Holdings, Inc.</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg contextRef="offrl_1" id="ixv-554">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_1" id="ixv-555">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_1" id="ixv-556">Common      Stock, par value $0.01 per share</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_1" id="ixv-557">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_1"
      decimals="7"
      id="ixv-558"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_2" id="ixv-559">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_2" id="ixv-560">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_2" id="ixv-561">Preferred Stock, par value $0.01 per share</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_2" id="ixv-562">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_2"
      decimals="7"
      id="ixv-563"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_3" id="ixv-564">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_3" id="ixv-565">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_3" id="ixv-566">Depositary Shares</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_3" id="ixv-567">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_3"
      decimals="7"
      id="ixv-568"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_4" id="ixv-569">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_4" id="ixv-570">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_4" id="ixv-571">Debt Securities</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_4" id="ixv-572">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_4"
      decimals="7"
      id="ixv-573"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_5" id="ixv-574">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_5" id="ixv-575">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_5" id="ixv-576">Purchase Contracts</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_5" id="ixv-577">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_5"
      decimals="7"
      id="ixv-578"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_6" id="ixv-579">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_6" id="ixv-580">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_6" id="ixv-581">Purchase Units</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_6" id="ixv-582">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_6"
      decimals="7"
      id="ixv-583"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_7" id="ixv-584">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_7" id="ixv-585">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_7" id="ixv-586">Warrants</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_7" id="ixv-587">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_7"
      decimals="7"
      id="ixv-588"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:TtlOfferingAmt contextRef="rc" decimals="2" id="ixv-589" unitRef="USD">0.00</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt contextRef="rc" decimals="2" id="ixv-590" unitRef="USD">0.00</ffd:TtlFeeAmt>
    <ffd:TtlPrevslyPdAmt contextRef="rc" decimals="2" id="ixv-591" unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-592" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-593" unitRef="USD">0.00</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_1" id="ixv-594">(Note 1a) An indeterminate amount of the securities of each identified class is being registered as may from time to time be offered hereunder at indeterminate prices, along with an indeterminate number of securities that may be issued upon exercise, settlement, exchange or conversion of securities offered or sold hereunder or that are represented by depositary shares. Separate consideration may or may not be received for securities that are issuable upon conversion, exercise or exchange of other securities. Pursuant to Rule 416(a), this registration statement also covers any additional securities that may be offered or issued in connection with any stock split, stock dividend or similar transaction.
(Note 1b) In accordance with Rules 456(b) and 457(r) under the Securities Act, the registrant is deferring payment of all registration fees and will pay the registration fees subsequently in advance or on a "pay-as-you-go" basis.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_2" id="ixv-595">(See Notes 1a and 1b)</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_3" id="ixv-596">(See Notes 1a and 1b)
(Note 3a) Each depositary share will be issued under a deposit agreement, will represent an interest in a fractional share or multiple shares of preferred stock, and will be evidenced by a depositary receipt.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_4" id="ixv-597">(See Notes 1a and 1b)</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_5" id="ixv-598">(See Notes 1a and 1b)</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_6" id="ixv-599">(See Notes 1a and 1b)</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_7" id="ixv-600">(See Notes 1a and 1b)</ffd:OfferingNote>
</xbrl>
