3.19.3.a.u2 html 436 461 1 false 172 0 false 12 false false R1.htm 00090 - Document - Document And Entity Information Sheet http://www.publicstorage.com/role/DocumentDocumentAndEntityInformation Document And Entity Information Cover 1 false false R2.htm 00100 - Statement - Balance Sheets Sheet http://www.publicstorage.com/role/StatementBalanceSheets Balance Sheets Statements 2 false false R3.htm 00105 - Statement - Balance Sheets (Parenthetical) Sheet http://www.publicstorage.com/role/StatementBalanceSheetsParenthetical Balance Sheets (Parenthetical) Statements 3 false false R4.htm 00200 - Statement - Statements Of Income Sheet http://www.publicstorage.com/role/StatementStatementsOfIncome Statements Of Income Statements 4 false false R5.htm 00300 - Statement - Statements Of Comprehensive Income Sheet http://www.publicstorage.com/role/StatementStatementsOfComprehensiveIncome Statements Of Comprehensive Income Statements 5 false false R6.htm 00400 - Statement - Statements Of Equity Sheet http://www.publicstorage.com/role/StatementStatementsOfEquity Statements Of Equity Statements 6 false false R7.htm 00405 - Statement - Statements Of Equity (Parenthetical) Sheet http://www.publicstorage.com/role/StatementStatementsOfEquityParenthetical Statements Of Equity (Parenthetical) Statements 7 false false R8.htm 00500 - Statement - Statements Of Cash Flows Sheet http://www.publicstorage.com/role/StatementStatementsOfCashFlows Statements Of Cash Flows Statements 8 false false R9.htm 10101 - Disclosure - Description Of The Business Sheet http://www.publicstorage.com/role/DisclosureDescriptionOfBusiness Description Of The Business Notes 9 false false R10.htm 10201 - Disclosure - Summary Of Significant Accounting Policies Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPolicies Summary Of Significant Accounting Policies Notes 10 false false R11.htm 10301 - Disclosure - Real Estate Facilities Sheet http://www.publicstorage.com/role/DisclosureRealEstateFacilities Real Estate Facilities Notes 11 false false R12.htm 10401 - Disclosure - Investments In Unconsolidated Real Estate Entities Sheet http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntities Investments In Unconsolidated Real Estate Entities Notes 12 false false R13.htm 10501 - Disclosure - Credit Facility Sheet http://www.publicstorage.com/role/DisclosureCreditFacility Credit Facility Notes 13 false false R14.htm 10601 - Disclosure - Notes Payable Notes http://www.publicstorage.com/role/DisclosureNotesPayable Notes Payable Notes 14 false false R15.htm 10701 - Disclosure - Noncontrolling Interests Sheet http://www.publicstorage.com/role/DisclosureNoncontrollingInterests Noncontrolling Interests Notes 15 false false R16.htm 10801 - Disclosure - Shareholders' Equity Sheet http://www.publicstorage.com/role/DisclosureShareholdersEquity Shareholders' Equity Notes 16 false false R17.htm 10901 - Disclosure - Related Party Transactions Sheet http://www.publicstorage.com/role/DisclosureRelatedPartyTransactions Related Party Transactions Notes 17 false false R18.htm 11001 - Disclosure - Share-Based Compensation Sheet http://www.publicstorage.com/role/DisclosureShareBasedCompensation Share-Based Compensation Notes 18 false false R19.htm 11101 - Disclosure - Segment Information Sheet http://www.publicstorage.com/role/DisclosureSegmentInformation Segment Information Notes 19 false false R20.htm 11201 - Disclosure - Recent Accounting Pronouncements And Guidance Sheet http://www.publicstorage.com/role/DisclosureRecentAccountingPronouncementsAndGuidance Recent Accounting Pronouncements And Guidance Notes 20 false false R21.htm 11301 - Disclosure - Commitments And Contingencies Sheet http://www.publicstorage.com/role/DisclosureCommitmentsAndContingencies Commitments And Contingencies Notes 21 false false R22.htm 11401 - Disclosure - Supplementary Quarterly Financial Data Sheet http://www.publicstorage.com/role/DisclosureSupplementaryQuarterlyFinancialData Supplementary Quarterly Financial Data Notes 22 false false R23.htm 11501 - Disclosure - Subsequent Events Sheet http://www.publicstorage.com/role/DisclosureSubsequentEvents Subsequent Events Notes 23 false false R24.htm 11601 - Schedule - Schedule III - Real Estate And Accumulated Depreciation Sheet http://www.publicstorage.com/role/ScheduleScheduleIiiRealEstateAndAccumulatedDepreciation Schedule III - Real Estate And Accumulated Depreciation Uncategorized 24 false false R25.htm 20201 - Disclosure - Summary Of Significant Accounting Policies (Policy) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicy Summary Of Significant Accounting Policies (Policy) Notes 25 false false R26.htm 30201 - Disclosure - Summary Of Significant Accounting Policies (Tables) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables Summary Of Significant Accounting Policies (Tables) Tables http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPolicies 26 false false R27.htm 30301 - Disclosure - Real Estate Facilities (Tables) Sheet http://www.publicstorage.com/role/DisclosureRealEstateFacilitiesTables Real Estate Facilities (Tables) Tables http://www.publicstorage.com/role/DisclosureRealEstateFacilities 27 false false R28.htm 30401 - Disclosure - Investments In Unconsolidated Real Estate Entities (Tables) Sheet http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntitiesTables Investments In Unconsolidated Real Estate Entities (Tables) Tables http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntities 28 false false R29.htm 30601 - Disclosure - Notes Payable (Tables) Notes http://www.publicstorage.com/role/DisclosureNotesPayableTables Notes Payable (Tables) Tables http://www.publicstorage.com/role/DisclosureNotesPayable 29 false false R30.htm 30801 - Disclosure - Shareholders' Equity (Tables) Sheet http://www.publicstorage.com/role/DisclosureShareholdersEquityTables Shareholders' Equity (Tables) Tables http://www.publicstorage.com/role/DisclosureShareholdersEquity 30 false false R31.htm 31001 - Disclosure - Share-Based Compensation (Tables) Sheet http://www.publicstorage.com/role/DisclosureShareBasedCompensationTables Share-Based Compensation (Tables) Tables http://www.publicstorage.com/role/DisclosureShareBasedCompensation 31 false false R32.htm 31101 - Disclosure - Segment Information (Tables) Sheet http://www.publicstorage.com/role/DisclosureSegmentInformationTables Segment Information (Tables) Tables http://www.publicstorage.com/role/DisclosureSegmentInformation 32 false false R33.htm 31401 - Disclosure - Supplementary Quarterly Financial Data (Tables) Sheet http://www.publicstorage.com/role/DisclosureSupplementaryQuarterlyFinancialDataTables Supplementary Quarterly Financial Data (Tables) Tables http://www.publicstorage.com/role/DisclosureSupplementaryQuarterlyFinancialData 33 false false R34.htm 40101 - Disclosure - Description Of The Business (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureDescriptionOfBusinessNarrativeDetails Description Of The Business (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureDescriptionOfBusiness 34 false false R35.htm 40201 - Disclosure - Summary Of Significant Accounting Policies (Consolidation And Equity Method Of Accounting) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesConsolidationAndEquityMethodOfAccountingNarrativeDetails Summary Of Significant Accounting Policies (Consolidation And Equity Method Of Accounting) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 35 false false R36.htm 40202 - Disclosure - Summary Of Significant Accounting Policies (Income Taxes) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesIncomeTaxesNarrativeDetails Summary Of Significant Accounting Policies (Income Taxes) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 36 false false R37.htm 40203 - Disclosure - Summary Of Significant Accounting Policies (Real Estate Facilities) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesRealEstateFacilitiesNarrativeDetails Summary Of Significant Accounting Policies (Real Estate Facilities) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 37 false false R38.htm 40204 - Disclosure - Summary Of Significant Accounting Policies (Goodwill And Other Intangible Assets) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesGoodwillAndOtherIntangibleAssetsNarrativeDetails Summary Of Significant Accounting Policies (Goodwill And Other Intangible Assets) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 38 false false R39.htm 40205 - Disclosure - Summary Of Significant Accounting Policies (Evaluation Of Asset Impairment) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesEvaluationOfAssetImpairmentNarrativeDetails Summary Of Significant Accounting Policies (Evaluation Of Asset Impairment) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 39 false false R40.htm 40206 - Disclosure - Summary Of Significant Accounting Policies (Casualty Loss) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesCasualtyLossNarrativeDetails Summary Of Significant Accounting Policies (Casualty Loss) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 40 false false R41.htm 40207 - Disclosure - Summary Of Significant Accounting Policies (Foreign Currency Exchange Translation) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesForeignCurrencyExchangeTranslationNarrativeDetails Summary Of Significant Accounting Policies (Foreign Currency Exchange Translation) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 41 false false R42.htm 40209 - Disclosure - Summary Of Significant Accounting Policies (Net Income Per Common Share) (Details) Sheet http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesNetIncomePerCommonShareDetails Summary Of Significant Accounting Policies (Net Income Per Common Share) (Details) Details http://www.publicstorage.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 42 false false R43.htm 40301 - Disclosure - Real Estate Facilities (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureRealEstateFacilitiesNarrativeDetails Real Estate Facilities (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureRealEstateFacilitiesTables 43 false false R44.htm 40302 - Disclosure - Real Estate Facilities (Schedule Of Real Estate Activities) (Details) Sheet http://www.publicstorage.com/role/DisclosureRealEstateFacilitiesScheduleOfRealEstateActivitiesDetails Real Estate Facilities (Schedule Of Real Estate Activities) (Details) Details http://www.publicstorage.com/role/DisclosureRealEstateFacilitiesTables 44 false false R45.htm 40402 - Disclosure - Investments In Unconsolidated Real Estate Entities (Investment in PSB) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntitiesInvestmentInPsbNarrativeDetails Investments In Unconsolidated Real Estate Entities (Investment in PSB) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntitiesTables 45 false false R46.htm 40403 - Disclosure - Investments In Unconsolidated Real Estate Entities (Investment In Shurgard) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntitiesInvestmentInShurgardNarrativeDetails Investments In Unconsolidated Real Estate Entities (Investment In Shurgard) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntitiesTables 46 false false R47.htm 40404 - Disclosure - Investments In Unconsolidated Real Estate Entities (Other Investments) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntitiesOtherInvestmentsNarrativeDetails Investments In Unconsolidated Real Estate Entities (Other Investments) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntitiesTables 47 false false R48.htm 40405 - Disclosure - Investments In Unconsolidated Real Estate Entities (Schedule Of Investments In Real Estate Entities And Equity In Earnings Of Real Estate Entities) (Details) Sheet http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntitiesScheduleOfInvestmentsInRealEstateEntitiesAndEquityInEarningsOfRealEstateEntitiesDetails Investments In Unconsolidated Real Estate Entities (Schedule Of Investments In Real Estate Entities And Equity In Earnings Of Real Estate Entities) (Details) Details http://www.publicstorage.com/role/DisclosureInvestmentsInUnconsolidatedRealEstateEntitiesTables 48 false false R49.htm 40501 - Disclosure - Credit Facility (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureCreditFacilityNarrativeDetails Credit Facility (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureCreditFacility 49 false false R50.htm 40601 - Disclosure - Notes Payable (Narrative) (Details) Notes http://www.publicstorage.com/role/DisclosureNotesPayableNarrativeDetails Notes Payable (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureNotesPayableTables 50 false false R51.htm 40602 - Disclosure - Notes Payable (Notes Payable) (Details) Notes http://www.publicstorage.com/role/DisclosureNotesPayableNotesPayableDetails Notes Payable (Notes Payable) (Details) Details http://www.publicstorage.com/role/DisclosureNotesPayableTables 51 false false R52.htm 40603 - Disclosure - Notes Payable (Maturities Of Notes Payable) (Details) Notes http://www.publicstorage.com/role/DisclosureNotesPayableMaturitiesOfNotesPayableDetails Notes Payable (Maturities Of Notes Payable) (Details) Details http://www.publicstorage.com/role/DisclosureNotesPayableTables 52 false false R53.htm 40701 - Disclosure - Noncontrolling Interests (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureNoncontrollingInterestsNarrativeDetails Noncontrolling Interests (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureNoncontrollingInterests 53 false false R54.htm 40801 - Disclosure - Shareholders' Equity (Preferred Shares) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareholdersEquityPreferredSharesNarrativeDetails Shareholders' Equity (Preferred Shares) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureShareholdersEquityTables 54 false false R55.htm 40802 - Disclosure - Shareholders' Equity (Common Shares) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareholdersEquityCommonSharesNarrativeDetails Shareholders' Equity (Common Shares) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureShareholdersEquityTables 55 false false R56.htm 40804 - Disclosure - Shareholders' Equity (Preferred Shares Outstanding) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareholdersEquityPreferredSharesOutstandingDetails Shareholders' Equity (Preferred Shares Outstanding) (Details) Details http://www.publicstorage.com/role/DisclosureShareholdersEquityTables 56 false false R57.htm 40805 - Disclosure - Shareholders' Equity (Schedule Of Issuance And Repurchases Of Common Shares) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareholdersEquityScheduleOfIssuanceAndRepurchasesOfCommonSharesDetails Shareholders' Equity (Schedule Of Issuance And Repurchases Of Common Shares) (Details) Details http://www.publicstorage.com/role/DisclosureShareholdersEquityTables 57 false false R58.htm 40806 - Disclosure - Shareholders' Equity (Schedule Of Distribution Classification) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareholdersEquityScheduleOfDistributionClassificationDetails Shareholders' Equity (Schedule Of Distribution Classification) (Details) Details http://www.publicstorage.com/role/DisclosureShareholdersEquityTables 58 false false R59.htm 40901 - Disclosure - Related Party Transactions (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureRelatedPartyTransactionsNarrativeDetails Related Party Transactions (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureRelatedPartyTransactions 59 false false R60.htm 41001 - Disclosure - Share-Based Compensation (Stock Options) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareBasedCompensationStockOptionsNarrativeDetails Share-Based Compensation (Stock Options) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureShareBasedCompensationTables 60 false false R61.htm 41002 - Disclosure - Share-Based Compensation (Restricted Share Units) (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareBasedCompensationRestrictedShareUnitsNarrativeDetails Share-Based Compensation (Restricted Share Units) (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureShareBasedCompensationTables 61 false false R62.htm 41003 - Disclosure - Share-Based Compensation (Share-Based Compensation Options Outstanding Rollforward) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareBasedCompensationShareBasedCompensationOptionsOutstandingRollforwardDetails Share-Based Compensation (Share-Based Compensation Options Outstanding Rollforward) (Details) Details http://www.publicstorage.com/role/DisclosureShareBasedCompensationTables 62 false false R63.htm 41004 - Disclosure - Share-Based Compensation (Share-Based Compensation Valuation Assumptions) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareBasedCompensationShareBasedCompensationValuationAssumptionsDetails Share-Based Compensation (Share-Based Compensation Valuation Assumptions) (Details) Details http://www.publicstorage.com/role/DisclosureShareBasedCompensationTables 63 false false R64.htm 41005 - Disclosure - Share-Based Compensation (Share-Based Compensation Restricted Units) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareBasedCompensationShareBasedCompensationRestrictedUnitsDetails Share-Based Compensation (Share-Based Compensation Restricted Units) (Details) Details http://www.publicstorage.com/role/DisclosureShareBasedCompensationTables 64 false false R65.htm 41006 - Disclosure - Share-Based Compensation (Share-Based CompensationShares Vesting During Year) (Details) Sheet http://www.publicstorage.com/role/DisclosureShareBasedCompensationShareBasedCompensationsharesVestingDuringYearDetails Share-Based Compensation (Share-Based CompensationShares Vesting During Year) (Details) Details http://www.publicstorage.com/role/DisclosureShareBasedCompensationTables 65 false false R66.htm 41101 - Disclosure - Segment Information (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureSegmentInformationNarrativeDetails Segment Information (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureSegmentInformationTables 66 false false R67.htm 41102 - Disclosure - Segment Information (Summary Of Segment Information) (Details) Sheet http://www.publicstorage.com/role/DisclosureSegmentInformationSummaryOfSegmentInformationDetails Segment Information (Summary Of Segment Information) (Details) Details http://www.publicstorage.com/role/DisclosureSegmentInformationTables 67 false false R68.htm 41201 - Disclosure - Recent Accounting Pronouncements And Guidance (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureRecentAccountingPronouncementsAndGuidanceNarrativeDetails Recent Accounting Pronouncements And Guidance (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureRecentAccountingPronouncementsAndGuidance 68 false false R69.htm 41301 - Disclosure - Commitments And Contingencies (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureCommitmentsAndContingenciesNarrativeDetails Commitments And Contingencies (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureCommitmentsAndContingencies 69 false false R70.htm 41401 - Disclosure - Supplementary Quarterly Financial Data (Supplementary Quarterly Financial Data) (Details) Sheet http://www.publicstorage.com/role/DisclosureSupplementaryQuarterlyFinancialDataSupplementaryQuarterlyFinancialDataDetails Supplementary Quarterly Financial Data (Supplementary Quarterly Financial Data) (Details) Details http://www.publicstorage.com/role/DisclosureSupplementaryQuarterlyFinancialDataTables 70 false false R71.htm 41501 - Disclosure - Subsequent Events (Narrative) (Details) Sheet http://www.publicstorage.com/role/DisclosureSubsequentEventsNarrativeDetails Subsequent Events (Narrative) (Details) Details http://www.publicstorage.com/role/DisclosureSubsequentEvents 71 false false R72.htm 41601 - Schedule - Schedule III - Real Estate And Accumulated Depreciation (Details) Sheet http://www.publicstorage.com/role/ScheduleScheduleIiiRealEstateAndAccumulatedDepreciationDetails Schedule III - Real Estate And Accumulated Depreciation (Details) Details 72 false false All Reports Book All Reports psa-20191231x10k.htm psa-20191231.xsd psa-20191231_cal.xml psa-20191231_def.xml psa-20191231_lab.xml psa-20191231_pre.xml psa-20191231xex21.htm psa-20191231xex23_1.htm psa-20191231xex31_1.htm psa-20191231xex31_2.htm psa-20191231xex32.htm psa-20191231xex4_2.htm http://xbrl.sec.gov/country/2017-01-31 http://fasb.org/us-gaap/2019-01-31 http://xbrl.sec.gov/dei/2019-01-31 http://xbrl.sec.gov/stpr/2018-01-31 http://fasb.org/srt/2019-01-31 true true