Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Schedule of Intangible Assets and Goodwill Intangible Asset and Goodwill [Table Text Block] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Range [Domain] Statistical Measurement [Domain] Acquisition of noncontrolling interests Acquisition Of Nonredeemable Noncontrolling Interests In Subsidiaries Acquisition of redeemable noncontrolling interests in subsidiaries. Short-Term Debt, Type [Axis] Short-Term Debt, Type [Axis] Title of 12(b) Security Title of 12(b) Security Numerator for dilutive net income per common share- net income allocable to common shareholders Net Income (Loss) Available to Common Stockholders, Diluted Subsequent Event Subsequent Event [Member] Document Fiscal Year Focus Document Fiscal Year Focus Weighted average effective rate Debt, Weighted Average Interest Rate Adjustment to Compensation, Amount Adjustment to Compensation Amount Dividends and distributions accrued Dividends And Distributions Accrued Dividends And Distributions Accrued Adjusted EBTIDA to interest expense ratio Earnings Before Interest Taxes Depreciation And Amortization To Interest Expense Ratio Earnings Before Interest Taxes Depreciation And Amortization To Interest Expense Ratio Segment Reporting [Abstract] Segment Reporting [Abstract] Self-storage cost of operations Cost of operations: Direct Costs of Leased and Rented Property or Equipment Schedule of Finite-Lived Intangible Assets, Future Amortization Expense Intangible Asset, Finite-Lived, and Capitalized Cost, Software to be Sold, Leased, or Marketed, Estimated Amortization Expense [Table Text Block] Common Shares, $0.10 par value, 650,000,000 shares authorized, 175,462,847 shares issued (175,408,393 shares at December 31, 2024) Common Stock, Value, Issued Various lease commitments 2026 Lessee, Operating Lease, Liability, to be Paid, Year One Taxes paid upon net share settlement of restricted share units Payment, Tax Withholding, Share-Based Payment Arrangement Interest expense Interest expense Interest Expense, Operating and Nonoperating Schedule Of Real Estate Facilities [Table] Schedule Of Real Estate Facilities [Table] Schedule Of Real Estate Facilities [Table] Series L Preferred Stock Series L Series L Preferred Stock [Member] Outstanding nonredeemable series L preferred stock or outstanding series L preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer. Restatement Determination Date Restatement Determination Date Notes due August 1, 2053 Notes Due August 1, 2053 [Member] Notes Due August 1, 2053 Investment in unconsolidated real estate entity Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Derivative Instrument [Axis] Derivative Instrument [Axis] PSA number of self-storage facilities Direct And Indirect Interest Self Storage Facilities Number of self-storage facilities direct and indirect interest. Number of real estate facilities securing debt Number of Real Estate Facilities That Are Securing Debt Number of Real Estate Facilities That Are Securing Debt Effect of assumed conversion of noncontrolling interest shares Dilutive Securities, Effect on Basic Earnings Per Share Operating facilities, at cost: Real Estate Investment Property, Operating Facilities [Roll Forward] Real Estate Investment Property, Operating Facilities Amendment Flag Amendment Flag Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Redemption price per share (in USD per share) Preferred Stock, Redemption Price Per Share Notes due January 20, 2034 Notes Due January 20, 2034 [Member] Notes Due January 20, 2034 Credit Facility and Commercial Paper Program Credit Facility And Commercial Paper Program [Text Block] Credit Facility [Text Block] Accumulated depreciation Beginning balance (Accumulated depreciation) Ending balance (Accumulated depreciation) Real Estate Investment Property, Accumulated Depreciation Various lease commitments thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Standby Letters of Credit Standby Letters of Credit [Member] Affirmative vote of outstanding shares of all Preferred Shares, voting as a single class, required to issue shares ranking senior to Preferred Shares (in percent) Affirmative Vote of Outstanding Shares of all Preferred Shares, Voting as a Single Class, Required to Issue Shares Ranking Senior to Preferred Shares, Percent Affirmative Vote of Outstanding Shares of all Preferred Shares, Voting as a Single Class, Required to Issue Shares Ranking Senior to Preferred Shares, Percent Notes due July 1, 2030 Notes due July 1, 2030 [Member] Notes due July 1, 2030 Acquisitions Real Estate Investment Property At Cost, Acquisition of Real Estate Facilities Real Estate Investment Property At Cost, Acquisition of Real Estate Facilities Ancillary cost of operations Cost of operations Other Cost of Operating Revenue Restricted share units and unvested LTIP units Allocation Of Net Income To Restricted Share Units And Unvested LTIP Units Income allocation to holders of restricted share units. License fees received Proceeds from License Fees Received Related Party Transactions Related Party Transactions Disclosure [Text Block] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Series U Preferred Stock Series U Preferred Stock [Member] Series U Preferred Stock Entity Address, State or Province Entity Address, State or Province PEO Total Compensation Amount PEO Total Compensation Amount Foreign currency translation gain (loss) on investment in Shurgard Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Common stock, par value (in USD per share) Common Stock, Par or Stated Value Per Share Asset Acquisition [Axis] Asset Acquisition [Axis] Capital expenditures for energy efficiencies (Solar, heat pumps, LED lighting) Capital Expenditures For Energy Efficiencies Remaining At Period End Capital Expenditures For Energy Efficiencies Remaining At Period End Notional amount Derivative, Notional Amount Basic weighted average common shares outstanding (in shares) Denominator for basic net income per share - weighted average common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Notes Due 2034 Guarantee Notes Due 2034 [Member] Guarantee Notes Due 2034 Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Notes Receivable Notes Receivable [Member] Net rentable area developed or expanded Net Rentable Area Developed Or Expanded Net Rentable Area Developed Or Expanded Number of reportable segments Number of Reportable Segments Various lease commitments 2029 Lessee, Operating Lease, Liability, to be Paid, Year Four Unfunded Loan Commitment Unfunded Loan Commitment [Member] Schedule of Real Estate Activities Activity In Real Estate Facilities [Table Text Block] Activity In Real Estate Facilities [Text Block] Total land and buildings, at cost Beginning balance (Operating facilities, at cost) Ending balance (Operating facilities, at cost) Real Estate Investment Property, at Cost Interest and other income (expense) Interest and Other Income Extinguishment of Debt [Table] Extinguishment of Debt [Table] Short-Term Debt, Type [Domain] Short-Term Debt, Type [Domain] Entity Address, City or Town Entity Address, City or Town Total cost of acquisition Asset Acquisition, Consideration Transferred Derivative, fair value Derivative, Fair Value, Net Notes due July 1, 2035 Notes due July 1, 2035 [Member] Notes due July 1, 2035 Indirect cost of operations Indirect Cost Of Operations Indirect Cost Of Operations Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] OP Options OP Options [Member] OP Options Commercial paper Commercial Paper Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Document Information [Line Items] Document Information [Line Items] Series U Cumulative Preferred Stock Series U Cumulative Preferred Stock [Member] Series U Cumulative Preferred Stock Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Class of Stock [Axis] Class of Stock [Axis] Financing receivable, average annual interest rate (in percent) Financing Receivable, Average Annual Interest Rate Financing Receivable, Average Annual Interest Rate Debt instrument, extension fee maximum, Commitment (in percent) Debt Instrument, Extension Fee Maximum, Percentage Of Commitment Debt Instrument, Extension Fee Maximum, Percentage Of Commitment Total Intangible Asset, Finite-Lived, after Accumulated Amortization Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net income allocable to common shareholders Numerator for basic and dilutive net income per common share – net income allocable to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Receivable [Domain] Receivable [Domain] Accumulated Amortization Intangible Asset, Finite-Lived, Accumulated Amortization Other increases (decreases) to net income: Nonoperating Income (Expense) [Abstract] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Notes Due 2032 Guarantee Notes Due 2032 [Member] Guarantee Notes Due 2032 [Member] Proceeds from OP Options issued Proceeds From OP Options Issued Proceeds From OP Options Issued Credit facility borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Accumulated Deficit, NCI Portion Retained Earnings, NCI Portion [Member] Retained Earnings, NCI Portion Notes Payable [Abstract] Notes Payable [Abstract] Forward contract indexed to issuer's equity, shares (in shares) Forward Contract Indexed to Issuer's Equity, Shares Trademark License License [Member] Debt instrument, variable interest rate, type [extensible enumeration] Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Preferred shareholders Dividends, Preferred Stock Subsequent Event Type [Axis] Subsequent Event Type [Axis] Change in fair value of derivatives designated as hedging instruments Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Summary of Significant Accounting Policies and Recent Accounting Pronouncements Not Yet Adopted New Accounting Pronouncements, Policy [Policy Text Block] Schedule of Segment Information Segment Reporting [Table Text Block] Noncontrolling Interests Noncontrolling Interest [Member] Amortization of debt issuance costs Amortization of Debt Issuance Costs Unsecured Debt Unsecured Debt [Member] Related Party [Axis] Related and Nonrelated Parties [Axis] Noncontrolling Interests Noncontrolling Interest Disclosure [Text Block] Capital expenditures for energy efficiencies (Solar, heat pumps, LED lighting) Capital Expenditures For Energy Efficiencies Capital Expenditures For Energy Efficiencies Accumulated Deficit Including Noncontrolling Interest Retained Earnings Including Noncontrolling Interest [Member] Retained Earnings Including Noncontrolling Interest Book Value Long-Term Debt Series T Preferred Stock Series T Preferred Stock [Member] Series T Preferred Stock Supplemental schedule of non-cash investing and financing activities: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Document Period End Date Document Period End Date Changes in operating assets and liabilities, excluding the impact of acquisitions: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Net cash flows from (used in) investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Debt issuance amount Debt Instrument, Face Amount Various lease commitments 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Shareholders' Equity Equity [Text Block] Parent Including Noncontrolling Interest Parent Including Noncontrolling Interest [Member] Parent Including Noncontrolling Interest Mezzanine Loan Mezzanine Loan [Member] Mezzanine Loan Expenses: Costs and Expenses [Abstract] Security Exchange Name Security Exchange Name Debt instrument, term Debt Instrument, Term Construction or expansion of real estate facilities Construction in Progress Expenditures Incurred but Not yet Paid Effective Rate Debt Instrument, Interest Rate, Effective Percentage Exercise price (in dollars per share) Deferred Compensation Arrangement with Individual, Exercise Price Contributions by noncontrolling interests Proceeds from Noncontrolling Interests Capital expenditures to maintain real estate facilities Real Estate Investment Property At Cost, Capital Expenditures To Maintain Real Estate Facilities Real Estate Investment Property At Cost, Capital Expenditures To Maintain Real Estate Facilities Net rentable area acquired (in Sq.ft) Net Rentable Area Acquired Net Rentable Area Acquired Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Consolidation Items [Domain] Consolidation Items [Domain] Tamara Hughes Gustavson Tamara Hughes Gustavson [Member] Tamara Hughes Gustavson Number of interest rate derivatives held Number of Interest Rate Derivatives Held Series P Preferred Stock Series P Series P Preferred Stock [Member] Outstanding nonredeemable series P preferred stock or outstanding series P preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer. Maximum aggregate sales price of the "at the market" offering program Maximum Aggregate Sales Price Of The "At The Market" Offering Program Maximum Aggregate Sales Price Of The "At The Market" Offering Program Mortgage Debt Mortgages [Member] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Net Income per Common Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Net income per common share: Earnings Per Share [Abstract] Earnings Per Share [Abstract] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Forward contract indexed to equity, settlement, for future issuance amount Forward Contract Indexed to Equity, Settlement, For Future Issuance, Amount Forward Contract Indexed to Equity, Settlement, For Future Issuance, Amount Euro Denominated Unsecured Debt Euro Denominated Unsecured Debt [Member] Euro Denominated Unsecured Debt [Member] Extinguishment of Debt [Line Items] Extinguishment of Debt [Line Items] Capital expenditures for property enhancements Capital Expenditures For Property Enhancements Remaining Unpaid At Period End Total liabilities Liabilities Trading Symbol Trading Symbol Segment, Geographical [Domain] Geographical [Domain] Indefinite-lived intangible assets Intangible Asset, Excluding Goodwill, Indefinite-Lived Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Public Storage Parent Public Storage Parent [Member] Public Storage Parent Company Selected Measure Name Company Selected Measure Name Marketing Marketing [Member] Marketing Sale of Stock [Domain] Sale of Stock [Domain] Distributions paid to noncontrolling interests Payments of Ordinary Dividends, Noncontrolling Interest Series Q Preferred Stock Series Q Series Q Preferred Stock [Member] Series Q Preferred Stock Schedule of Indefinite-Lived Intangible Assets [Table] Intangible Asset, Indefinite-Lived [Table] Unrealized losses on derivatives Unrealized Gain (Loss) on Derivatives Reallocation of equity Adjustments To Additional Paid In Capital, Reallocation Of Equity Adjustments To Additional Paid In Capital, Reallocation Of Equity Undrawn standby letters of credit Line of Credit Facility, Capacity Available for Specific Purpose Other than for Trade Purchases Amount Total debt Long-Term Debt, Gross Facility fee (in percent) Line of Credit Facility, Commitment Fee Percentage Accrued and other liabilities Increase (Decrease) in Other Accrued Liabilities Credit Facility [Domain] Credit Facility [Domain] Amount of preferred dividends in arrears Preferred Stock, Amount of Preferred Dividends in Arrears Related Party Transactions [Abstract] Related Party Transactions [Abstract] Operating Activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Indefinite-lived Intangible Assets [Line Items] Intangible Asset, Indefinite-Lived [Line Items] Diluted weighted average common shares outstanding (in shares) Denominator for dilutive net income per share - weighted average common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Related Party Transaction [Line Items] Related Party Transaction [Line Items] 5.000% Senior Notes Due 2035 5.000% Senior Notes Due 2035 [Member] 5.000% Senior Notes Due 2035 Underlying Security Market Price Change Underlying Security Market Price Change, Percent Commercial Paper Commercial Paper [Member] Number of states with self-storage facilities to be acquired Number Of States With Self-Storage Facilities To Be Acquired Number Of States With Self-Storage Facilities To Be Acquired Award Timing Predetermined Award Timing Predetermined [Flag] Intangible Asset, Goodwill and Other [Abstract] Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Share-based compensation cost APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Issuance of notes payable, net of issuance costs Proceeds from Issuance of Unsecured Debt Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Indefinite-lived Intangible Assets, Major Class Name [Domain] Intangible Asset, Indefinite-Lived, Class [Domain] Various lease commitments Lessee, Operating Lease, Liability, to be Paid Third-party limit for insurance coverage claims paid for individual event Third-Party Insurance Coverage For Claims Paid For Individual Event Limit The maximum amount of claims paid for individual events under our third-party insurance coverage. Area of real estate property Area of Real Estate Property Net effect of dilutive stock options and AO LTIP units - based on treasury stock method (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Contributions by noncontrolling interests Contributions by noncontrolling interest Contributions by noncontrolling interests All Executive Categories All Executive Categories [Member] Number of states with facilities Number of States in which Entity Operates Mr. Mitra Mr. Mitra [Member] Mr. Mitra Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Schedule Of Real Estate Facilities [Line Items] Schedule Of Real Estate Facilities [Line Items] Schedule Of Real Estate Facilities [Line Items] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Notes Due 2030 Guarantee Notes Due 2030 [Member] Guarantee Notes Due 2030 Preferred stock, par value (in USD per share) Preferred Stock, Par or Stated Value Per Share Fair Value Long-Term Debt, Fair Value Increase in finite-lived intangible assets Increase (Decrease) in Intangible Assets, Current Aggregate costs to develop and expand Aggregate Costs To Develop And Expand Aggregate costs to develop new self-storage facilities and expand existing self-storage facilities. Depreciation expense Depreciation Asset Acquisition [Domain] Asset Acquisition [Domain] Scenario [Domain] Scenario [Domain] Notes due February 15, 2026 Notes Due February 15, 2026 [Member] Notes Due February 15, 2026 [Member] Schedule of Net Income Per Common Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Write-off of cancelled projects Development In Process, Write-Off Of Cancelled Projects Development In Process, Write-Off Of Cancelled Projects Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Segment Information Segment Reporting [Text Block] Outstanding borrowings Long-Term Line of Credit Minimum Minimum [Member] Market value Equity Method Investment, Quoted Market Value 4.700% Senior Notes Due 2032 4.700% Senior Notes Due 2032 [Member] 4.700% Senior Notes Due 2032 Expiration Date Trading Arrangement Expiration Date 2030 Long-Term Debt, Maturity, Year Four Transfers, dispositions and retirements Accumulated Depreciation On Real Estate Investments Disposed The cumulative amount of expense recognized in prior periods for long-lived, physical assets disposed of during the current period. Income Statement Location [Axis] Location, Statement of Income, Balance [Axis] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Total equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Repayments of notes payable Repayments of Notes Payable Business Combination [Line Items] Business Combination [Line Items] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Net income per common share: Earnings Per Share Reconciliation [Abstract] Total real estate facilities, net Real Estate Investment Property, Net Number of units in real estate property Number of Units in Real Estate Property Gross Book Value Intangible Assets, Gross (Including Goodwill) Intangible Assets, Gross (Including Goodwill) Exercise Price Award Exercise Price Restructuring Cost [Table] Restructuring Cost [Table] Investing Activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Private Equity Investments Private Equity Investments [Member] Private Equity Investments Financing receivable, term (in years) Financing Receivable, Term Financing Receivable, Term Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Segment Reporting [Line Items] Segment Reporting [Line Items] Maximum Covenant Maximum Covenant [Member] Maximum Covenant [Member] Unrecognized compensation cost Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Document Quarterly Report Document Quarterly Report Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Segment [Domain] Segments [Domain] Share-based Payment Arrangement, Expensed, Amount [Line Items] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Interest Rate Swap Interest Rate Swap [Member] Notes Receivable Notes Payable Debt Disclosure [Text Block] Scenario [Axis] Scenario [Axis] Construction commitments Contractual Obligation Notes receivable, net Financing Receivable, after Allowance for Credit Loss Unamortized Costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Schedule of Restructuring and Related Costs Restructuring and Related Costs [Table Text Block] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] PS Canada Holding , LLC PS Canada Holding , LLC [Member] PS Canada Holding , LLC Real Estate Facilities Real Estate Disclosure [Text Block] Balances at December 31, 2025 Balances at June 30, 2026 Restructuring Reserve Business Combination [Table] Business Combination [Table] Equity Component [Domain] Equity Component [Domain] Partnership units conversion ratio Partnership Units Conversion Ratio Partnership Units Conversion Ratio to Common Shares PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Line of Credit Facility [Abstract] Line of Credit Facility [Abstract] Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Total expenses Costs and Expenses Adoption Date Trading Arrangement Adoption Date Distributions to: Increase (Decrease) in Stockholders' Equity, Distributions [Abstract] Increase (Decrease) in Stockholders' Equity, Distributions Counterparty Name [Domain] Counterparty Name [Domain] Convertible partnership units (in shares) Convertible Partnership Units Convertible Partnership Units. Coupon Rate Interest rate (in percent) Debt Instrument, Interest Rate, Stated Percentage Total Public Storage shareholders’ equity Equity, Attributable to Parent Restructuring Type [Axis] Restructuring Type [Axis] Hedge accounting fair value adjustment Hedging Assets, Noncurrent ASSETS Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Business combination, consideration transferred, equity interest (in shares) Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares Accounting Policies [Abstract] Accounting Policies [Abstract] Distributions paid to preferred shareholders, common shareholders, restricted share unitholders and unvested LTIP unitholders Payments of Capital Distribution Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Property taxes Property Taxes [Member] Property Taxes Common shareholders, restricted share unitholders and unvested LTIP unitholders Dividends, Common Stock And Restricted Share Units Dividends, Common Stock And Restricted Share Units Insider Trading Policies and Procedures [Line Items] Capital expenditures for energy efficiencies (Solar, heat pumps, LED lighting) Real Estate Investment Property At Cost, Capital Expenditures For Energy Efficiencies Real Estate Investment Property At Cost, Capital Expenditures For Energy Efficiencies Notes due November 9, 2026 Notes Due November 9, 2026 [Member] Notes Due November 9, 2026 Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Real estate acquisition and development expense Real estate acquisition and development expense Real Estate Acquisition And Development Expense Real Estate Acquisition And Development Expense Total Equity Total Equity [Member] Total Equity 4.855% Senior Notes Due 2036 4.855% Senior Notes Due 2032 [Member] 4.855% Senior Notes Due 2032 Type of Restructuring [Domain] Type of Restructuring [Domain] Business Combination [Domain] Business Combination [Domain] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Antidilutive securities excluded from computation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Capital expenditures for property enhancements Capital Expenditures For Property Enhancements Capital Expenditures For Property Enhancements Goodwill, gross Goodwill, Gross Entity Central Index Key Entity Central Index Key All Adjustments to Compensation All Adjustments to Compensation [Member] Other non-cash adjustments Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item Business Combination [Axis] Business Combination [Axis] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Liquidation Preference Preferred Stock, Liquidation Preference, Value Net cash flows from (used in) operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Remainder of 2026 Long-Term Debt, Maturity, Remainder of Fiscal Year Issuance of notes receivable Payments to Acquire Notes Receivable Series J Preferred Stock Series J Series J Preferred Stock [Member] Outstanding nonredeemable series J preferred stock or outstanding series J preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer. Income Statement [Abstract] Income Statement [Abstract] Public Storage shareholders’ equity: Equity, Attributable to Parent [Abstract] Document Transition Report Document Transition Report Ownership [Axis] Ownership [Axis] Acquisition of Self-Storage Facilities Other Investments Acquisition Of Self Storage Facilities [Member] Acquisition Of Self Storage Facilities [Member] Preferred share dividends Dividends, Preferred Stock, Cash Investment, Name [Axis] Investment, Name [Axis] Dividend Rate Preferred Stock, Dividend Rate, Percentage Series G Preferred Stock Series G Series G Preferred Stock [Member] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Buildings Investment Building and Building Improvements Number of extensions Number Of Extensions Number Of Extensions Interest rate spread (in percent) Interest rate spread (in percent) Debt Instrument, Basis Spread on Variable Rate Business combination, consideration transferred, equity interests issued and issuable, entity shares issued per acquiree share (in shares) Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Entity Shares Issued Per Acquiree Share Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Entity Shares Issued Per Acquiree Share City Area Code City Area Code Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] Notes due November 9, 2028 Notes Due November 9, 2028 [Member] Notes Due November 9, 2028 Document Information [Table] Document Information [Table] Deal Contingent Swap Deal Contingent Swap [Member] Deal Contingent Swap All Individuals All Individuals [Member] Costs incurred to develop and expand real estate facilities Development In Process, Costs Incurred Development In Process, Costs Incurred Subsequent Events Subsequent Events [Text Block] Name Forgone Recovery, Individual Name Compensation recognition period (in years) Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Statement [Line Items] Statement [Line Items] Total assets Assets Entity [Domain] Entity [Domain] Allocation of net income to: Income Amounts Attributable to Parent, Disclosures [Abstract] Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Operating Segments Operating Segments [Member] Schedule of Share-Based Compensation Expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Tenant insurance program against claims, maximum amount Tenant Individual Insurance Limit Maximum The maximum individual limit amount offered under our tenant reinsurance program for goods stored by tenants at our self-storage facilities. OP Units Operating Partnership Units [Member] Operating Partnership Units Share-Based Compensation Share-Based Payment Arrangement [Text Block] Public Storage Public Storage [Member] Public Storage [Member] Construction commitments 2026 Contractual Obligation, to be Paid, Remainder of Fiscal Year Other assets Increase (Decrease) in Other Operating Assets Description of the Business Nature of Operations [Text Block] PEO PEO [Member] 2028 Long-Term Debt, Maturity, Year Two Construction commitments 2028 Contractual Obligation, to be Paid, Year Two Earliest Redemption Date Preferred Stock, Redemption Date Share-based compensation expense Share-Based Payment Arrangement, Expense Goodwill, net Goodwill Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Series N Preferred Stock Series N Series N Preferred Stock [Member] Outstanding nonredeemable series N preferred stock or outstanding series N preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer. Subsequent Event Type [Domain] Subsequent Event Type [Domain] Accumulated Deficit Retained Earnings [Member] Credit Facility Revolving Credit Facility [Member] Facilities, Managed For Third Parties Facilities, Managed For Third Parties [Member] Facilities, Managed For Third Parties Net book value of real estate facilities securing notes payable Net Book Value Of Real Estate Facilities Securing Notes Payable The net book value for the real estate facilities secured by the mortgage note payable at the end of the reporting period. Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Award Timing Disclosures [Line Items] Diluted (in USD per share) Earnings Per Share, Diluted Notes due November 9, 2031 Notes Due November 9, 2031 [Member] Notes Due November 9, 2031 Entity Current Reporting Status Entity Current Reporting Status Net cash flows from (used in) financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Notes due August 1, 2033 Notes Due August 1, 2033 [Member] Notes Due August 1 2033 Taxes withheld upon net share settlement of restricted share units Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Parent, NCI Portion Parent, NCI Portion [Member] Parent, NCI Portion Hedge accounting fair value adjustment Hedging Liabilities, Noncurrent Acquisition of real estate facilities and intangible assets Payments to Acquire Real Estate Costs incurred during the period remaining unpaid at period end for: Accrued Development Costs And Capital Expenditures [Abstract] Accrued Development Costs And Capital Expenditures [Abstract] Number of third-party self-storage facilities managed Number Of Third-Party Self-Storage Facilities Managed Number Of Third-Party Self-Storage Facilities Managed Amortization expense Intangible Asset, Finite-Lived, Amortization Expense Capital expenditures to maintain real estate facilities Capital Expenditures To Maintain Real Estate Facilities Remaining Unpaid At Period End Capital Expenditures To Maintain Real Estate Facilities Remaining Unpaid At Period End Stockholders' Equity Note [Abstract] Stockholders' Equity Note [Abstract] Ownership [Domain] Ownership [Domain] Adjustments to reconcile net income to net cash flows from operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] 2029 Long-Term Debt, Maturity, Year Three Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Financing Activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Notes due December 15, 2035 Notes Due December 15, 2035 [Member] Notes Due December 15, 2035 Ownership interest (in percent) Limited Liability Company or Limited Partnership, Members or Limited Partners, Ownership Interest Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Goodwill and Other Intangible Assets Intangible Asset and Goodwill [Text Block] Underlying Securities Award Underlying Securities Amount Allocation to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Issuance of common shares in connection with share-based compensation Proceeds, Issuance of Shares, Share-Based Payment Arrangement, Including Option Exercised Cumulative Preferred Shares Cumulative Preferred Shares Preferred Stock [Member] Ancillary operations Ancillary Operations Ancillary Operations [Member] Ancillary Operations [Member] Repairs and maintenance Repairs And Maintenance [Member] Repairs And Maintenance Segment Reporting [Table] Segment Reporting [Table] Schedule of Maturities of Notes Payable Schedule of Maturities of Long-Term Debt [Table Text Block] Shurgard Self Storage Sa Shurgard Self Storage Sa [Member] Shurgard Self Storage SA [Member] Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Table] Number of tranches Number of Tranches Number of Tranches Schedule of Equity Method Investments [Table] Equity Method Investment [Table] Sale of Stock [Axis] Sale of Stock [Axis] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Operating income Operating Income (Loss) Delayed Draw Term Loan Delayed Draw Term Loan (DDTL) [Member] Notes due January 15, 2029 Notes Due January 15, 2029 [Member] Notes Due January 15, 2029 Current Fiscal Year End Date Current Fiscal Year End Date Mr. Havner Mr. Havner [Member] Mr. Havner Net proceeds from offering Proceeds from Issuance of Debt Thereafter Intangible Asset, Finite-Lived, Estimated Amortization Expense, After Year Four Intangible Asset, Finite-Lived, Estimated Amortization Expense, After Year Four Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Acquisitions Business Combination [Text Block] Number of states in real estate Number of States In Real Estate Number of States In Real Estate Unrealized foreign currency exchange (gain) loss Unrealized Gain (Loss), Foreign Currency Transaction, after Tax Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Distributions to common shareholders and restricted share unitholders (in USD per share) Common Stock, Dividends, Per Share, Declared Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Issuance of common shares in connection with share-based compensation Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Third-party insurance coverage for claims paid exceeding amount for individual event Third-Party Insurance Coverage For Claims Paid Exceeding Amount For Individual Event The minimum amount for which claims paid for individual events must exceed under our third-party insurance coverage. Noncontrolling interests Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Notes payable Notes and Loans Payable Transfers, dispositions, and retirements, net Real Estate Investment Property At Cost, Transfers, Dispositions, And Retirements, Activities Real Estate Investment Property At Cost, Transfers, Dispositions, And Retirements, Activities Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Common stock, shares issued (in shares) Common Stock, Shares, Issued Measure: Measure [Axis] Series S Preferred Stock Series S Series S Preferred Stock [Member] Series S Preferred Stock Construction in process Beginning balance (Construction in process) Ending balance (Construction in process) Development in Process Equity Components [Axis] Equity Components [Axis] Related Party Related Party [Member] Product and Service [Domain] Product and Service [Domain] Class of Stock [Line Items] Class of Stock [Line Items] Cash paid for income taxes, net of refunds Income Tax Paid, after Refund Received Entity Interactive Data Current Entity Interactive Data Current Allocation to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Gain (Loss) on sale of real estate Gain on sale of real estate Gains (Losses) on Sales of Investment Real Estate Entity Small Business Entity Small Business Comprehensive income allocable to Public Storage shareholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Affirmative vote of outstanding shares of a series of Preferred Shares required for any material and adverse amendment to the terms of series (in percent) Affirmative Vote of Outstanding Shares of a Series of Preferred Shares Required for any Material and Adverse Amendment to the Terms of Series, Percent Affirmative Vote of Outstanding Shares of a Series of Preferred Shares Required for any Material and Adverse Amendment to the Terms of Series, Percent Various lease commitments 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three Termination Date Trading Arrangement Termination Date Noncontrolling Interest [Table] Noncontrolling Interest [Table] Number of tenant certificate holders participating in insurance program, approximate Tenant Certificate Holders Participating Individual Insurance Program The number of certificate holders held by tenants at our self-storage facilities participating in our tenant insurance program at the end of the reporting period. Commercial and Retail Space Commercial And Retail Space [Member] Commercial and Retail Space [Member] Subsequent Events [Abstract] Subsequent Events [Abstract] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Notes due September 15, 2027 Notes Due September 15, 2027 [Member] Notes due, September, 2027 [Member] On-site property manager payroll On-Site Property manager Payroll [Member] On-Site Property manager Payroll Document Type Document Type Fair Value as of Grant Date Award Grant Date Fair Value Other direct property costs Other Direct Property Costs [Member] Other Direct Property Costs Basis of Presentation and Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Forward contract indexed to issuer's equity, forward rate per share (in USD per share) Forward Contract Indexed to Issuer's Equity, Forward Rate Per Share Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Debt to total assets ratio (in percent) Debt to Total Assets Ratio Debt to Total Assets Ratio Arrangement Duration Trading Arrangement Duration Subsequent Event [Line Items] Subsequent Event [Line Items] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Local Phone Number Local Phone Number Canada CANADA Consolidation Items [Axis] Consolidation Items [Axis] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Transfer from Other Assets Development In Process, Transfer From Other Assets Development In Process, Transfer From Other Assets Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Number of countries in which entity operates Number of Countries in which Entity Operates Commitments and contingencies (Note 15) Commitments and Contingencies Gross Book Value Intangible Asset, Finite-Lived, before Accumulated Amortization Total revenues Revenue Revenues Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] 2030 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Four Equity in earnings (loss) of unconsolidated real estate entity Equity in earnings of unconsolidated real estate entity Income (Loss) from Equity Method Investments Thereafter Long-Term Debt, Maturity, After Year Four Long-Term Debt, Maturity, After Year Four Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Executive Category: Executive Category [Axis] Receivable Type [Axis] Receivable Type [Axis] Impairment (recovery) of real estate investments Impairment of Real Estate Counterparty Name [Axis] Counterparty Name [Axis] LIABILITIES AND EQUITY Liabilities and Equity [Abstract] Other Commitments [Table] Other Commitments [Table] Line of credit facility, accordion feature, increase limit Line of Credit Facility, Accordion Feature, Increase Limit Line of Credit Facility, Accordion Feature, Increase Limit Trade Names Trade Names [Member] Hughes Owned Canadian Facilities Hughes Owned Canadian Facilities [Member] Hughes Owned Canadian Facilities Award Type [Domain] Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Annual equity award Deferred Compensation Arrangement with Individual, Allocated Share-Based Compensation Expense Supplemental cash flow information: Supplemental Cash Flow Information [Abstract] Self-storage facilities Self-Storage Operations Reportable Segment Self Storage Operations [Member] Self-Storage Operations [Member] 2027 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year One Ownership interest of noncontrolling owners (less than) (in percent) Subsidiary, Ownership Percentage, Noncontrolling Owner PEO Name PEO Name Geographical [Axis] Geographical [Axis] Series R Preferred Stock Series R Series R Preferred Stock [Member] Series R Preferred Stock Notes due April 16, 2027 Notes Due April 16, 2027 [Member] Notes Due April 16, 2027 At-the-Market (“ATM”) Program At-the-Market (“ATM”) Program [Member] At-the-Market (“ATM”) Program Construction in process: Development In Process [Roll Forward] Development In Process Capital expenditures for property enhancements Real Estate Investment Property At Cost, Capital Expenditures For Property Enhancements Real Estate Investment Property At Cost, Capital Expenditures For Property Enhancements Other assets Other Assets Number of additional board members the preferred shareholders can elect in the case of an excess arrearage of quarterly dividends Number Of Additional Members Right To Elect Number of additional board members the preferred shareholders can elect in the case of an excess arrearage of quarterly dividends Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Legal Entity [Axis] Legal Entity [Axis] Real Estate Related and Other Real Estate Related And Other [Member] Real Estate Related And Other Sale of OP Options Adjustments to Additional Paid in Capital, Sale Of Operating Profit Options Adjustments to Additional Paid in Capital, Sale Of Operating Profit Options Other Commitments [Line Items] Other Commitments [Line Items] Cash payments and other adjustments Payments for Restructuring Unit holder interest of joint venture (in percent) Unit Holder Interest Of Joint Venture, Percentage Unit Holder Interest Of Joint Venture, Percentage Cash and equivalents at beginning of the period: Cash and equivalents at end of the period: Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Preferred shareholders Preferred Stock Dividends, Income Statement Impact Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Notes due May 1, 2029 Notes Due May 1, 2029 [Member] Notes Due May 1, 2029 Number of quarterly dividends in arrearage before preferred shareholders can elect additional board members Cumulative Arrearage Of Quarterly Dividends Number of quarterly dividends in arrearage before preferred shareholders can elect additional board members. Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Total comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Debt Instrument [Axis] Debt Instrument [Axis] Subsequent Event [Table] Subsequent Event [Table] Ownership interest (in percent) Ownership interest (in percent) Equity Method Investment, Ownership Percentage Share-based compensation expense Share-Based Payment Arrangement, Noncash Expense 2028 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Two Land Land Interest capitalized as real estate Interest Paid, Capitalized, Investing Activity Notes due May 1, 2031 Notes Due May 1, 2031 [Member] Notes Due May 1, 2031 [Member] NSA Merger NSA Merger [Member] NSA Merger Schedule of Notes Payable Schedule of Debt [Table Text Block] Series T Cumulative Preferred Stock Series T Cumulative Preferred Stock [Member] Series T Cumulative Preferred Stock Tenants reinsurance premiums earned by subsidiaries Related Party Transaction, Amounts of Transaction Equity Method Investee, Name [Domain] Investment, Name [Domain] 2027 Long-Term Debt, Maturity, Year One Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Basic (in USD per share) Earnings Per Share, Basic Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Number of operating self-storage facilities acquired Number Of Operating Self Storage Facilities Acquired Number Of Operating Self Storage Facilities Acquired Development and expansion of real estate facilities Payments to Develop Real Estate Assets Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration] Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration] Award Type [Axis] Award Type [Axis] Financing fees paid Payments of Financing Costs Series O Preferred Stock Series O Series O Preferred Stock [Member] Outstanding nonredeemable series O preferred stock or outstanding series O preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer. Series K Preferred Stock Series K Series K Preferred Stock [Member] Outstanding nonredeemable series K preferred stock or outstanding series K preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer. Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accumulated deficit Retained Earnings (Accumulated Deficit) 5.150% Senior Notes Due 2036 5.150% Senior Notes Due 2036 [Member] 5.150% Senior Notes Due 2036 Restructuring and Related Activities [Abstract] Product and Service [Axis] Product and Service [Axis] Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Common Stock [Member] Numberof advances Debt Instrument, Number Of Advances With Drawn Amounts Debt Instrument, Number Of Advances With Drawn Amounts Earn-out consideration Business Combination, Contingent Consideration, Liability Employee Related Employee Severance [Member] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] Notes due January 24, 2032 Notes Due January 24, 2032 [Member] Notes Due January 24, 2032 [Member] Noncontrolling Interest [Abstract] Noncontrolling Interest [Abstract] Requisite service period (in years) Deferred Compensation Arrangement with Individual, Requisite Service Period Financing receivable, extension period (in years) Financing Receivable, Extension Period Financing Receivable, Extension Period Forward contract indexed to equity, settlement, cash, amount Forward Contract Indexed to Equity, Settlement, Cash, Amount Derivative Contract [Domain] Derivative Contract [Domain] Capital expenditures to maintain real estate facilities Capital Expenditures To Maintain Real Estate Facilities Sum of payments for capitalized expenditures to maintain existing facilities, costs incurred during the period and in previous periods. Equity Awards Adjustments Equity Awards Adjustments [Member] U.S. Dollar Denominated Unsecured Debt U.S. Dollar Denominated Unsecured Debt [Member] U.S. Dollar Denominated Unsecured Debt [Member] Total liabilities and equity Liabilities and Equity Goodwill and other intangible assets, net Net Book Value Intangible Asset, Including Goodwill, after Accumulated Amortization Employee Stock Option Share-Based Payment Arrangement, Option [Member] Noncontrolling interests Equity, Attributable to Noncontrolling Interest Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Costs Restructuring Charges Related Party [Domain] Related and Nonrelated Parties [Domain] Tabular List, Table Tabular List [Table Text Block] Paid-in capital Additional Paid in Capital Net rentable area (in square feet) Net Rentable Area Developed or expanded facilities opened for operation Real Estate Investment Property At Cost, Newly Developed Facilities Opened For Operation Real Estate Investment Property At Cost, Newly Developed Facilities Opened For Operation Notes due September 9, 2030 Notes Due September 9, 2030 [Member] Notes Due September 9, 2030 Payments to acquire intangible assets Payments to Acquire Intangible Assets Total Public Storage Shareholders' Equity Parent [Member] Hedged assets Hedged Asset, Fair Value Hedge, Cumulative Increase (Decrease) 2029 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three Remainder of 2026 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Remainder of Fiscal Year Series T-1 Preferred Units Series T-1 Preferred Units [Member] Series T-1 Preferred Units Name Awards Close in Time to MNPI Disclosures, Individual Name Equity: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] General and administrative General and administrative General and Administrative Expense Developed or expanded facilities opened for operation Development In Process, Developed Or Redeveloped Facilities Opened For Operation Development In Process, Developed Or Redeveloped Facilities Opened For Operation Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Series M Preferred Stock Series M Series M Preferred Stock [Member] Outstanding nonredeemable series M preferred stock or outstanding series M preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer. Preferred Shares, $0.01 par value, 100,000,000 shares authorized, 174,000 shares issued (in series) and outstanding, (174,000 shares at December 31, 2024) at liquidation preference Preferred Stock, Value, Issued Notes due April 11, 2039 Notes Due April 11, 2039 [Member] Notes Due April 11, 2039 Adjustment to Compensation: Adjustment to Compensation [Axis] Number of self-storage facilities Number of Real Estate Properties Real estate facilities, at cost: Real Estate Investment Property, Net [Abstract] Class of Stock [Domain] Class of Stock [Domain] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Cash paid for interest, net of amounts capitalized Interest Paid, Excluding Capitalized Interest, Operating Activity Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Construction commitments 2027 Contractual Obligation, to be Paid, Year One Unfunded loan commitment Other Commitment Acquisition of noncontrolling interests Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Schedule of Preferred Shares Schedule of Stock by Class [Table Text Block] Credit Facility [Axis] Credit Facility [Axis] Corporate Transformation Costs Restructuring and Related Activities Disclosure [Text Block] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Common stock dividends paid in aggregate Dividends And Distributions, Common Stock And Share-Based Payment Arrangement, Cash Dividends And Distributions, Common Stock And Share-Based Payment Arrangement, Cash Name Measure Name Expected consideration Sale Of Stock, Expected Consideration On Transaction Sale Of Stock, Expected Consideration On Transaction Pay vs Performance Disclosure [Line Items] Various lease commitments 2030 Lessee, Operating Lease, Liability, to be Paid, Year Five Debt Instrument [Line Items] Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Business combination, consideration transferred Business Combination, Consideration Transferred Paid-in Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Indefinite-lived Intangible Assets [Axis] Intangible Asset, Indefinite-Lived, Class [Axis] Accrued and other liabilities Accrued Liabilities Notes due May 1, 2028 Notes Due May 1, 2028 [Member] Notes due May 1, 2028 [Member] Number of self-storage facilities acquired Number Of Self-Storage Facilities To Be Acquired Number Of Self-Storage Facilities To Be Acquired Name Trading Arrangement, Individual Name Cash and equivalents Cash and Cash Equivalent Trustees and Officers Trustees And Officers [Member] Trustees And Officers Net effect of noncontrolling interest shares - based on if-converted method (in shares) Incremental Common Shares Attributable to Dilutive Effect of Noncontrolling Interest Shares Incremental Common Shares Attributable to Dilutive Effect of Noncontrolling Interest Shares Company Selected Measure Amount Company Selected Measure Amount Distributions from cumulative equity in earnings of unconsolidated real estate entity Cash distribution received Proceeds from Equity Method Investment, Distribution Series F Preferred Stock Series F Series F Preferred Stock [Member] Depreciation and amortization Depreciation and amortization Depreciation and amortization Depreciation, Depletion and Amortization Utilities Public Utilities [Member] Issuance of common shares in connection with share-based compensation (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Schedule of Stock by Class [Table] Stock, Class of Stock [Table] Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Real Estate [Abstract] Real Estate [Abstract] Proceeds from disposition of real estate investments Proceeds from Sale, Real Estate, Held-for-Investment Non-PEO NEO Non-PEO NEO [Member] Senior Notes Senior Notes [Member] Entity Address, Address Line One Entity Address, Address Line One Income tax (provision) benefit Income Tax Expense (Benefit) Series H Preferred Stock Series H Series H Preferred Stock [Member] Foreign currency exchange gain (loss) Gain (Loss), Foreign Currency Transaction, before Tax Accumulated depreciation: Real Estate Investment Property, Accumulated Depreciation [Roll Forward] Real Estate Investment Property, Accumulated Depreciation Award Timing Method Award Timing Method [Text Block] Net (decrease) increase in cash and equivalents, including restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forecast Forecast [Member] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Aggregate coverage of tenants participating in insurance program Aggregate Coverage Of Tenants Participating The aggregate coverage of tenant insurance under our tenant insurance program based on the number of certificate holders held by tenants at our self-storage facilities participating in our tenant insurance program at the end of the reporting period. Net income allocable to Public Storage shareholders Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Statement [Table] Statement [Table] Segment Reconciling Items Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] Restatement Determination Date: Restatement Determination Date [Axis] Series I Preferred Stock Series I Series I Preferred Stock [Member] Outstanding nonredeemable series I preferred stock or outstanding series I preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer. Share-based Payment Arrangement, Expensed, Amount [Table] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Total land and buildings, net Real Estate Facilities, Net The net book value of real estate property held for investment purposes. Excludes (1) construction in process and (2) development in process. Revenues: Revenues [Abstract] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Optional extension period Debt Instrument, Optional Extension Period Debt Instrument, Optional Extension Period Secured Overnight Financing Rate (SOFR) [Member]