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    <unit id="USD">
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        <measure>pure</measure>
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    <ffd:FormTp contextRef="rc" id="ixv-489">S-3</ffd:FormTp>
    <ffd:SubmissnTp contextRef="rc" id="ixv-490">S-3ASR</ffd:SubmissnTp>
    <ffd:FeeExhibitTp contextRef="rc" id="ixv-491">EX-FILING FEES</ffd:FeeExhibitTp>
    <dei:EntityCentralIndexKey contextRef="rc" id="ixv-492">0000912242</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName contextRef="rc" id="ixv-493">MACERICH CO</dei:EntityRegistrantName>
    <ffd:OfferingTableNa contextRef="rc" id="hiddenrcOfferingTableNa" xsi:nil="true"/>
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    <dei:EntityRegistrantName contextRef="rc" id="ixv-585">MACERICH CO</dei:EntityRegistrantName>
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    <ffd:OfferingSctyTitl contextRef="offrl_1" id="ixv-588">Common stock, par value $0.01 per share</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_1" id="ixv-589">true</ffd:Rule457rFlg>
    <ffd:FeeRate
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      decimals="7"
      id="ixv-590"
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    <ffd:OfferingSctyTp contextRef="offrl_2" id="ixv-592">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_2" id="ixv-593">Preferred stock, par value $0.01 per share</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_2" id="ixv-594">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_2"
      decimals="7"
      id="ixv-595"
      unitRef="pure">0.0001381</ffd:FeeRate>
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    <ffd:OfferingSctyTp contextRef="offrl_3" id="ixv-597">Equity</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_3" id="ixv-598">Depositary shares</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_3" id="ixv-599">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_3"
      decimals="7"
      id="ixv-600"
      unitRef="pure">0.0001381</ffd:FeeRate>
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    <ffd:OfferingSctyTp contextRef="offrl_4" id="ixv-602">Debt</ffd:OfferingSctyTp>
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    <ffd:FeeRate
      contextRef="offrl_4"
      decimals="7"
      id="ixv-605"
      unitRef="pure">0.0001381</ffd:FeeRate>
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    <ffd:OfferingSctyTp contextRef="offrl_5" id="ixv-607">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_5" id="ixv-608">Warrants</ffd:OfferingSctyTitl>
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    <ffd:FeeRate
      contextRef="offrl_5"
      decimals="7"
      id="ixv-610"
      unitRef="pure">0.0001381</ffd:FeeRate>
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    <ffd:OfferingSctyTp contextRef="offrl_6" id="ixv-612">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_6" id="ixv-613">Rights</ffd:OfferingSctyTitl>
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    <ffd:FeeRate
      contextRef="offrl_6"
      decimals="7"
      id="ixv-615"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:PrevslyPdFlg contextRef="offrl_7" id="ixv-616">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_7" id="ixv-617">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_7" id="ixv-618">Stock purchase contracts</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_7" id="ixv-619">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_7"
      decimals="7"
      id="ixv-620"
      unitRef="pure">0.0001381</ffd:FeeRate>
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    <ffd:OfferingSctyTp contextRef="offrl_8" id="ixv-622">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_8" id="ixv-623">Units</ffd:OfferingSctyTitl>
    <ffd:Rule457rFlg contextRef="offrl_8" id="ixv-624">true</ffd:Rule457rFlg>
    <ffd:FeeRate
      contextRef="offrl_8"
      decimals="7"
      id="ixv-625"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:TtlOfferingAmt contextRef="rc" decimals="2" id="ixv-626" unitRef="USD">0.00</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt contextRef="rc" decimals="2" id="ixv-627" unitRef="USD">0.00</ffd:TtlFeeAmt>
    <ffd:TtlPrevslyPdAmt contextRef="rc" decimals="2" id="ixv-628" unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-629" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-630" unitRef="USD">0.00</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_1" id="ixv-631">This registration statement registers an unspecified amount of securities of each class that may be offered from time to time in amounts and at offering prices to be determined. It also includes securities that may be issued on exercise, conversion or exchange of other securities with regard to which additional consideration may or may not be required. Pursuant to Rule 416(a) promulgated under the Securities Act of 1933, as amended (the "Securities Act"), this registration statement also covers such additional securities as may hereafter be offered or issued with respect to the shares registered hereby resulting from stock splits, stock dividends, recapitalizations or similar capital adjustments. In accordance with Rules 456(b) and 457(r) promulgated under the Securities Act, The Macerich Company (the "Company") is deferring the payment of all of the registration fees, except as described in notes (9) through (12) below.</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_2" id="ixv-632">See note (1).</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_3" id="ixv-633">See note (1). Each depositary share 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-634">See note (1).</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_5" id="ixv-635">See note (1).</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_6" id="ixv-636">See note (1).</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_7" id="ixv-637">See note (1).</ffd:OfferingNote>
    <ffd:OfferingNote contextRef="offrl_8" id="ixv-638">See note (1). Any securities registered hereunder may be sold separately or as units with other securities registered hereunder.</ffd:OfferingNote>
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