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    <context id="offrl_2">
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            <endDate>2026-05-21</endDate>
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    <context id="offrl_3">
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            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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    <context id="offrl_4">
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            <identifier scheme="http://www.sec.gov/CIK">0000906465</identifier>
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            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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    <context id="offrl_5">
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            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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    <context id="offrl_7">
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            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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    <context id="offrl_8">
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        <period>
            <startDate>2026-05-21</startDate>
            <endDate>2026-05-21</endDate>
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    <context id="offrl_9">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000906465</identifier>
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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>
    <ffd:FormTp contextRef="rc" id="ixv-512">S-3</ffd:FormTp>
    <ffd:SubmissnTp contextRef="rc" id="ixv-513">S-3ASR</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="rc" id="ixv-514">EX-FILING FEES</ffd:FeeExhibitTp>
    <dei:EntityCentralIndexKey contextRef="rc" id="ixv-515">0000906465</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-516">QCR 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-616">S-3</ffd:FormTp>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-617">QCR HOLDINGS INC</dei:EntityRegistrantName>
    <ffd:PrevslyPdFlg contextRef="offrl_1" id="ixv-618">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_1" id="ixv-619">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_1" id="ixv-620">Common Stock, $1.00 par value per share</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_1" id="ixv-621">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_1"
      decimals="7"
      id="ixv-622"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_2" id="ixv-623">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_2" id="ixv-624">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_2" id="ixv-625">Preferred Stock, $1.00 par value per share</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_2" id="ixv-626">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_2"
      decimals="7"
      id="ixv-627"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_3" id="ixv-628">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_3" id="ixv-629">Debt</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_3" id="ixv-630">Debt Securities</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_3" id="ixv-631">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_3"
      decimals="7"
      id="ixv-632"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_4" id="ixv-633">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_4" id="ixv-634">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_4" id="ixv-635">Warrants</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_4" id="ixv-636">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_4"
      decimals="7"
      id="ixv-637"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_5" id="ixv-638">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_5" id="ixv-639">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_5" id="ixv-640">Depositary Shares</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_5" id="ixv-641">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_5"
      decimals="7"
      id="ixv-642"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_6" id="ixv-643">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_6" id="ixv-644">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_6" id="ixv-645">Subscription Rights</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_6" id="ixv-646">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_6"
      decimals="7"
      id="ixv-647"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_7" id="ixv-648">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_7" id="ixv-649">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_7" id="ixv-650">Stock Purchase Contracts</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_7" id="ixv-651">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_7"
      decimals="7"
      id="ixv-652"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_8" id="ixv-653">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_8" id="ixv-654">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_8" id="ixv-655">Stock Purchase Units</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_8" id="ixv-656">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_8"
      decimals="7"
      id="ixv-657"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_9" id="ixv-658">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_9" id="ixv-659">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_9" id="ixv-660">Units</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_9" id="ixv-661">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_9"
      decimals="7"
      id="ixv-662"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:TtlOfferingAmt contextRef="rc" decimals="2" id="ixv-663" unitRef="USD">0.00</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt contextRef="rc" decimals="2" id="ixv-664" unitRef="USD">0.00</ffd:TtlFeeAmt>
    <ffd:TtlPrevslyPdAmt contextRef="rc" decimals="2" id="ixv-665" unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-666" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-667" unitRef="USD">0.00</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_1" id="ixv-668">An indeterminate amount of securities as may from time to time to be issued at indeterminate prices is being registered pursuant to this registration statement.

In accordance with Rules 456(b) and 457(r), the registrant is deferring payment of all of the registration fee.

Shares of common stock or preferred stock may be issued in primary offerings, upon conversion of debt securities or preferred stock registered hereby or upon the exercise of warrants or subscription rights to purchase preferred stock or common stock.
</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_2" id="ixv-669">See footnote 1.
</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_3" id="ixv-670">The debt securities being registered hereunder will consist of one or more series of senior debt securities or subordinated debt securities, or any combination thereof.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_4" id="ixv-671">Warrants exercisable for common stock, preferred stock, debt securities or other securities.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_5" id="ixv-672">The depositary shares registered hereunder will be evidenced by depositary receipts issued pursuant to a deposit agreement. If the registrant elects to offer to the public fractional interests in shares of preferred stock, then depositary receipts will be distributed to those persons purchasing the fractional interests and the shares will be issued to the depositary under the deposit agreement.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_6" id="ixv-673">Subscription rights evidencing the right to purchase common stock or other securities.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_7" id="ixv-674"> Not applicable.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_8" id="ixv-675"> Not applicable.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_9" id="ixv-676"> Not applicable</ffd:OfferingNote>
</xbrl>
