<?xml version="1.0" encoding="utf-8"?>
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    <context id="rc">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001632970</identifier>
        </entity>
        <period>
            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
        </period>
    </context>
    <context id="offrl_1">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001632970</identifier>
            <segment>
                <xbrldi:typedMember dimension="ffd:OfferingAxis">
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        <period>
            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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    <unit id="USD">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="pure">
        <measure>pure</measure>
    </unit>
    <unit id="Shares">
        <measure>shares</measure>
    </unit>
    <ffd:FormTp contextRef="rc" id="ixv-345">S-3</ffd:FormTp>
    <ffd:SubmissnTp contextRef="rc" id="ixv-346">424B5</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="rc" id="ixv-347">EX-FILING FEES</ffd:FeeExhibitTp>
    <ffd:RegnFileNb contextRef="rc" id="ixv-348">333-281488</ffd:RegnFileNb>
    <dei:EntityCentralIndexKey contextRef="rc" id="ixv-349">0001632970</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-350">American Healthcare REIT, 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-378">S-3</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-379">American Healthcare REIT, Inc.</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg contextRef="offrl_1" id="ixv-380">false</ffd:PrevslyPdFlg>
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    <ffd:Rule457oFlg contextRef="offrl_1" id="ixv-383">true</ffd:Rule457oFlg>
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      contextRef="offrl_1"
      decimals="0"
      id="ixv-384"
      unitRef="Shares">16100000</ffd:AmtSctiesRegd>
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      contextRef="offrl_1"
      decimals="3"
      id="ixv-385"
      unitRef="USD">50.005</ffd:MaxOfferingPricPerScty>
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      contextRef="offrl_1"
      decimals="2"
      id="ixv-386"
      unitRef="USD">805080500.00</ffd:MaxAggtOfferingPric>
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      contextRef="offrl_1"
      decimals="7"
      id="ixv-387"
      unitRef="pure">0.0001381</ffd:FeeRate>
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      contextRef="offrl_1"
      decimals="2"
      id="ixv-388"
      unitRef="USD">111181.62</ffd:FeeAmt>
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    <ffd:TtlPrevslyPdAmt contextRef="rc" decimals="2" id="ixv-391" unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-392" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-393" unitRef="USD">111181.62</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_1" id="ixv-394">Calculated in accordance with Rules 457(o) and 457(r) under the Securities Act of 1933, as amended. In accordance with Rules 456(b) and 457(r), the registrant initially deferred payment of certain of the registration fees for Registration Statement No. 333-281488 filed by the registrant on August 12, 2024.
Includes the potential issuance of 2,100,000 shares of our common stock pursuant to the exercise in full of the underwriter's option to purchase additional shares.</ffd:OfferingNote>
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    <ffd:FnlPrspctsFlg contextRef="rc" id="ixv-396">true</ffd:FnlPrspctsFlg>
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