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      id="Fact_26">Depositary Shares, Each Representing 1/1,000 of a 4.125% Cum Pref Share, Series M, $0.01 par value</dei:Security12bTitle>
    <dei:TradingSymbol
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      id="Fact_28">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="duration_2026-08-31_to_2026-08-31_us-gaap-StatementClassOfStockAxis_psa-DepositarySharesEachRepresenting11000OfA3.875PercentCumPrefShareSeriesN0.01ParValueMember"
      id="Fact_29">Depositary Shares, Each Representing 1/1,000 of a 3.875% Cum Pref Share, Series N, $0.01 par value</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="duration_2026-08-31_to_2026-08-31_us-gaap-StatementClassOfStockAxis_psa-DepositarySharesEachRepresenting11000OfA3.875PercentCumPrefShareSeriesN0.01ParValueMember"
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    <dei:TradingSymbol
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    <dei:Security12bTitle
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      id="Fact_35">Depositary Shares, Each Representing 1/1,000 of a 4.000% Cum Pref Share, Series P, $0.01 par value</dei:Security12bTitle>
    <dei:TradingSymbol
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      id="Fact_38">Depositary Shares, Each Representing 1/1,000 of a 3.950% Cum Pref Share, Series Q, $0.01 par value</dei:Security12bTitle>
    <dei:TradingSymbol
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    <dei:SecurityExchangeName
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      id="Fact_40">NYSE</dei:SecurityExchangeName>
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    <dei:TradingSymbol
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    <dei:TradingSymbol
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