Business Acquisition [Axis] Business Acquisition [Axis] Schedule of investments in unconsolidated real estate ventures Schedule Of Real Estate Joint Ventures [Table Text Block] Tabular disclosure of information related to real estate joint ventures. Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Net income Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Total Long-Term Debt, Gross Entity Address, Postal Zip Code Entity Address, Postal Zip Code Right of use asset - finance lease Finance Lease, Right-of-Use Asset, after Accumulated Amortization Cash paid for OP Units redeemed Noncontrolling Interest, Operating Partnership Units Redeemed, Cash Paid Noncontrolling Interest, Operating Partnership Units Redeemed, Cash Paid Note receivable interest rate Notes Receivable Stated Interest Rate Represents the stated interest rate of notes receivable. Notes Receivable-Senior Mezzanine Loan Notes Receivable [Member] Preferred stock, outstanding (in shares) Preferred Stock, Shares Outstanding 2025 Long-Term Debt, Maturity, Year Two Debt Instrument [Axis] Debt Instrument [Axis] Dividend rate, percentage Preferred Stock, Dividend Rate, Percentage Gross operating real estate assets Real Estate Investment Property, at Cost Dividends paid on common stock Payments of Ordinary Dividends, Common Stock Capacity Debt Capacity Line of Credit Facility, Maximum Borrowing Capacity Receivable [Domain] Receivable [Domain] Real Estate Assets Real Estate Disclosure [Text Block] Property rental Lease Income Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Principle amount sold Financing Receivable, Sale and Reclassification to Held-for-Sale Financial Instruments [Domain] Financial Instruments [Domain] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Depreciation and amortization Other Depreciation and Amortization Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Statistical Measurement [Domain] Statistical Measurement [Domain] Proceeds from notes payable and revolving lines of credit Proceeds from Issuance of Debt Storage Portfolio II JV LLC Storage Portfolio II JV LLC [Member] Storage Portfolio II JV LLC [Member] Investment in debt securities (in shares) Debt Securities, Held To Maturity, Number Of Shares Debt Securities, Held To Maturity, Number Of Shares Debt stated interest rate Fixed Rate Debt Instrument, Interest Rate, Stated Percentage Schedule of information relating to gain (loss) recognized on swap agreements Derivative Instruments, Gain (Loss) [Table Text Block] Additional paid-in capital Additional Paid in Capital, Common Stock Combined rentable square feet Business Combination, Combined Rentable Square Feet Business Combination, Combined Rentable Square Feet, Value Preferred units outstanding (in shares) Preferred Units, Outstanding Issuance of common stock in conjunction with acquisitions (in shares) Stock Issued During Period, Shares, Acquisitions Noncontrolling Interest - Preferred Operating Partnership Preferred Operating Partnership [Member] Preferred Operating Partnership [Member] Tranche 1 Term Loan Facility Tranche 1 Term Loan Facility [Member] Tranche 1 Term Loan Facility [Member] Principal payments on notes payable and revolving lines of credit Repayments of Debt Number of operating stores held-for-sale Number Of Operating Stores Held For Sale Number Of Operating Stores Held For Sale Net income attributable to common stockholders Net income attributable to common stockholders Net Income (Loss) Attributable to Parent Commitment to acquire stores with joint venture partners, scheduled to close in current fiscal year Commitment To Acquire Retail Space With Joint Venture Partners, Expected To Close In Current Fiscal Year [Member] Commitment To Acquire Retail Space With Joint Venture Partners, Expected To Close In Current Fiscal Year Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Anti-dilutive securities excluded from computation of earnings per common share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Schedule of Maturities of Notes Payable Schedule of Maturities of Long-Term Debt [Table Text Block] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Federal funds rate Fed Funds Effective Rate Overnight Index Swap Rate [Member] Number of states in which operating storage facilities are located Number of States in which Entity Operates Equity Component [Domain] Equity Component [Domain] Subsequent Event Type [Domain] Subsequent Event Type [Domain] PR II EXR JV LLC PR II EXR JV LLC [Member] PR II EXR JV LLC Redemption price Debt Instrument, Redemption Price, Percentage Ownership [Axis] Ownership [Axis] Investments in Real Estate Ventures Asset Acquisition, Consideration Transferred, Investment In Real Estate Joint Ventures Asset Acquisition, Consideration Transferred, Investment In Real Estate Joint Ventures Secured notes payable Secured Loan With Bank [Member] Secured Loan With Bank [Member] Investment, Name [Domain] Investment, Name [Domain] Issuance of units (in shares) Noncontrolling Interest, Increase from Subsidiary Equity Issuance, Shares Noncontrolling Interest, Increase from Subsidiary Equity Issuance, Shares Deferred financing costs Payments of Financing Costs Credit Line 1 First Credit Line [Member] First Credit Line [Member] Collateral, number of facilities Notes Receivable, Collateral, Number Of Facilities Notes Receivable, Collateral, Number Of Facilities JCAP Series B Preferred Stock JCAP Series B Preferred Stock [Member] JCAP Series B Preferred Stock Supplemental schedule of cash flow information Supplemental Cash Flow Elements [Abstract] Derivative Instrument [Axis] Derivative Instrument [Axis] Fixed rate to total debt percentage Debt Instrument, Fixed Rate Debt To Total Debt Rate Debt Instrument, Fixed Rate Debt To Total Debt Rate ESS-CA TIVS JV LP ESS-CA TIVS JV LP [Member] ESS-CA TIVS JV LP Noncontrolling Interest [Abstract] Noncontrolling Interest [Abstract] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Revolving lines of credit Amount Drawn Long-Term Line of Credit Entity Address, State or Province Entity Address, State or Province Quoted Prices in Active Markets for Identical Assets (Level 1) Fair Value, Inputs, Level 1 [Member] Other comprehensive income: Other Comprehensive Income (Loss), Net of Tax [Abstract] Schedule of Components of Real Estate Assets Schedule Of Real Estate Assets [Table Text Block] Tabular disclosure of the components of real estate assets. It may include gross carrying amount, accumulated depreciation and net carrying amount. At the Market Equity Distribution Agreement At The Market Equity Distribution Agreement [Member] At The Market Equity Distribution Agreement [Member] Series D Units Series D Units [Member] Series D Units [Member] Basis of Presentation Basis of Presentation and Significant Accounting Policies [Text Block] Net Liabilities/ (Assets) Assumed Asset Acquisition, Consideration Transferred, Other Assets Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Variable Rate Component [Domain] Variable Rate Component [Domain] [Domain] for Variable Rate Component [Axis] Redemption of operating partnership units for common stock (in shares) Stock Issued During Period, Shares, Redemption Of Noncontrolling Interest Stock Issued During Period, Shares, Redemption Of Noncontrolling Interest Aggregate offering price of common shares Aggregate Offering Price Of Common Share Aggregate offering price of common share. Fair value of interest rate swaps Derivative Asset Total revenues Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual Unsecured Debt Tranche One Unsecured Debt Tranche One [Member] Unsecured Debt Tranche One Notes Receivable-Bridge Loans Bridge Loan [Member] Other liabilities Other Liabilities Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Expenses: Costs and Expenses [Abstract] Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net Investment in debt securities Payments to Acquire Held-to-Maturity Securities Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Commitment to acquire stores, scheduled to close in current fiscal year Commitment To Acquire Retail Space, Expected To Close In Current Fiscal Year [Member] Commitment To Acquire Retail Space, Expected To Close In Current Fiscal Year Other Commitments [Domain] Other Commitments [Domain] Fixed assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Legal Entity [Axis] Legal Entity [Axis] Total liabilities Liabilities SmartStop Self Storage REIT, Inc. Preferred Stock SmartStop Self Storage REIT Inc Series A Convertible Preferred Stock [Member] SmartStop Self Storage REIT Inc Series A Convertible Preferred Stock [Member] Gain (loss) reclassified from OCI Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Intangible lease rights Real Estate Investment Property, Intangible Lease Rights Real Estate Investment Property, Intangible Lease Rights Redemption of Preferred Operating Partnership units for common stock Redemption Of Preferred Operating Partnership Units For Common Stock [Abstract] Redemption Of Preferred Operating Partnership Units For Common Stock Cash and cash equivalents Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents Unsecured notes payable Unsecured Loan With Bank [Member] Unsecured Loan With Bank [Member] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] OP Units redeemed for cash (in shares) Noncontrolling Interest, Operating Partnership Units Redeemed For Cash Noncontrolling Interest, Operating Partnership Units Redeemed For Cash Revolving Credit Facility Revolving Credit Facility [Member] Tranche 6 Term Loan Facility Tranche 6 Term Loan Facility [Member] Tranche 6 Term Loan Facility Debt securities, term Debt Securities Held To Maturity, Term Debt Securities Held To Maturity, Term Preferred stock, issued (in shares) Preferred Stock, Shares Issued Document Type Document Type Tranche 5 Term Loan Facility Tranche 5 Term Loan Facility [Member] Tranche 5 Term Loan Facility Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Segments [Axis] Segments [Axis] Debt Debt Disclosure [Text Block] Real estate assets, net Real estate assets, net Real Estate Investment Property, Net Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Entity Shell Company Entity Shell Company Tranche 2 Term Loan Facility Tranche 2 Term Loan Facility [Member] Tranche 2 Term Loan Facility [Member] Issuance and purchase of notes receivable Payments for issuance/purchase of notes receivable Payments to Acquire Notes Receivable Tenant reinsurance Direct Premiums Earned Financial Instrument [Axis] Financial Instrument [Axis] Developed technology Developed Technology Rights [Member] Gain (loss) recognized in OCI Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax 2026 Long-Term Debt, Maturity, Year Three Senior Notes Due 2032 Senior Notes Due 2032 [Member] Senior Notes Due 2032 Subsequent Event Subsequent Event [Member] Consolidation Items [Domain] Consolidation Items [Domain] Document Period End Date Document Period End Date Excess Profit % Unconsolidated Joint Ventures Excess Profit Participation Percentage The percentage of excess profit participation in unconsolidated joint ventures. Number of Stores Equity Method Investment, Number Of Stores Equity Method Investment, Number Of Stores Number of stores acquired through issuance of common stock Number Of Stores Acquired With Issuance Of Common Stock Number Of Stores Acquired With Issuance Of Common Stock Schedule of Operating Properties Acquired Asset Acquisition [Table Text Block] Nets asset acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Income allocated to noncontrolling interest - Preferred Operating Partnership Units and Operating Partnership Units Net Income Loss Attributable To Noncontrolling Interest In Operating Partnership Net Income Loss Attributable To Noncontrolling Interest In Operating Partnership Total assets Assets Debt Disclosure [Abstract] Debt Disclosure [Abstract] Fixed priority return on preferred OP units, stated return rate Noncontrolling Interest In Preferred Operating Partnership Units Fixed Priority Return Stated Rate Of Return Represents the fixed priority return, as a percent, of preferred operating partnership units attributable to noncontrolling preferred unit holders on which the fixed priority return is granted. Note receivable interest rate Financing Receivable, Stated Interest Rate Financing Receivable, Stated Interest Rate Earnings per common share Earnings Per Share [Abstract] Acquisitions of real estate assets Noncash Or Part Noncash Acquisition Net Real Estate Assets Acquired [Abstract] Noncash Or Part Noncash Acquisition Net Real Estate Assets Acquired [Abstract] Schedule of Held-to-maturity Securities [Line Items] Schedule of Held-to-Maturity Securities [Line Items] Investment in unconsolidated real estate entities Payments For Investment In Unconsolidated Real Estate Entities Payments For Investment In Unconsolidated Real Estate Entities Swap Agreements Interest Rate Swap [Member] Fair values of assets acquired and liabilities assumed Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract] Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Accounting Policies [Abstract] Accounting Policies [Abstract] Share repurchase program, authorized amount Stock Repurchase Program, Authorized Amount Number of joint venture stores purchased Equity Method Investments, Number Of Stores Acquired Equity Method Investments, Number Of Stores Acquired Stockholders' Equity Note [Abstract] Stockholders' Equity Note [Abstract] Storage Portfolio V JV LLC Storage Portfolio V JV LLC [Member] Storage Portfolio V JV LLC Line of Credit Line of Credit [Member] Other Commitments [Axis] Other Commitments [Axis] Operating Partnership Holders of A Units Holders Of Series A Preferred Operating Partnership Units [Member] Holders Of Series A Preferred Operating Partnership Units [Member] Extra Space Storage Inc. stockholders' equity: Stockholders' Equity Attributable to Parent [Abstract] Segments [Domain] Segments [Domain] Debt securities - NexPoint Preferred Stock Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss Occupancy rate Occupancy Rate Occupancy Rate Noncontrolling Interest Represented by Preferred Operating Partnership Units Noncontrolling Interest in Operating Partnership and Other Noncontrolling Interests Noncontrolling Interest Disclosure [Text Block] Earnings Per Common Share Earnings Per Share [Text Block] JCAP Series A Preferred Stock JCAP Series A Preferred Stock [Member] JCAP Series A Preferred Stock Redemption of Operating Partnership units (in shares) Minority Interest, Decrease From Redemptions, Shares Minority Interest, Decrease From Redemptions, Shares Redemption of operating partnership units Redemption of operating partnership units Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Total comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Schedule of balance sheet classification and fair value of entity's derivative financial instruments Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Investments in unconsolidated real estate entities Real Estate Investments, Unconsolidated Real Estate and Other Joint Ventures Loan to value ratio Financing Receivable, Loan To Value Ratio Financing Receivable, Loan To Value Ratio Notes payable, net Other Notes Payable Schedule of Fair Value of Financial Instruments Fair Value, by Balance Sheet Grouping [Table Text Block] Derivative Contract [Domain] Derivative Contract [Domain] Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Entity Registrant Name Entity Registrant Name Subsequent Events Subsequent Events [Text Block] Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities Customer relationships Customer Relationships [Member] Entity Address, City or Town Entity Address, City or Town Other unconsolidated real estate ventures Other Minority Owned Properties [Member] Other Minority Owned Properties [Member] Total noncontrolling interests and equity Balance, beginning of period Balance, end of period Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Life Storage, Inc Life Storage, Inc [Member] Life Storage, Inc Debt securities, extension term Debt Securities Held To Maturity, Extension Term Debt Securities Held To Maturity, Extension Term Senior Notes Due 2028 Senior Notes Due 2028 [Member] Senior Notes Due 2028 Minimum Minimum [Member] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Entity Emerging Growth Company Entity Emerging Growth Company Fixed priority return on preferred OP units, amount Noncontrolling Interest In Preferred Operating Partnership Units Fixed Priority Return Amount Represents the carrying amount of preferred operating partnership units attributable to noncontrolling preferred unit holders on which the fixed priority return is granted. Common stock, par value (dollars per share) Common Stock, Par or Stated Value Per Share Period used as a denomination to determine the average closing price of common stock Average Closing Market Price Measurement Period Represents the period over which the average market closing price is measured. Less: Unamortized debt issuance costs Debt Issuance Costs, Net Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Investment, Name [Axis] Investment, Name [Axis] Fair Value Disclosures Fair Value Disclosures [Text Block] Distributions to noncontrolling interests Payments of Ordinary Dividends, Noncontrolling Interest Other Assets Other Assets Disclosure [Text Block] Trading Symbol Trading Symbol Entity File Number Entity File Number Other liabilities Other Liabilities [Member] Restricted stock grants cancelled (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Earnings and dividends allocated to participating securities Undistributed Earnings (Loss) Allocated to Participating Securities, Basic Less: comprehensive income attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Fixed rate debt Long-Term Debt, Percentage Bearing Fixed Interest, Percentage Rate Schedule of Information on Lines of Credit Schedule of Line of Credit Facilities [Table Text Block] Liquidation value (in dollars per share) Noncontrolling Interest In Preferred Operating Partnership Units Liquidation Value Per Unit Represents the liquidation value per unit of preferred operating partnership units. Investment in unconsolidated real estate ventures Investments In Real Estate Joint Ventures, Net Of Distributions Received Investments In Real Estate Joint Ventures, Net Of Distributions Received Total assets acquired Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] Subsequent Events [Abstract] Subsequent Events [Abstract] Total revenues Revenues: Revenues Change in fair value of interest rate swaps Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Senior Notes Due 2029 Senior Notes Due 2029 [Member] Senior Notes Due 2029 Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Weighted average interest rate Variable Rate Debt, Weighted Average Interest Rate Credit Facility [Domain] Credit Facility [Domain] Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activities Basic (in dollars per share) Earnings Per Share, Basic Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Other assets Other Assets [Member] VRS Self Storage, LLC VRS Self Storage LLC [Member] VRS Self Storage LLC [Member] Redemption of Preferred Units for cash Payments to Noncontrolling Interests Investment, preferred dividend rate Preferred Stock Investment, Dividend Rate Preferred Stock Investment, Dividend Rate Counterparty Name [Domain] Counterparty Name [Domain] Total Extra Space Storage Inc. stockholders' equity Stockholders' Equity Attributable to Parent Derivatives Derivative Instruments and Hedging Activities Disclosure [Text Block] Bargold Bargold [Member] Bargold Dividends paid on common stock Dividends, Common Stock Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Ownership [Domain] Ownership [Domain] Notes Receivable - Bridge Loans Financing Receivable, after Allowance for Credit Loss Entity Interactive Data Current Entity Interactive Data Current Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Shares issued (in shares) Sale of Stock, Number of Shares Issued in Transaction Series A Units Series A Units [Member] Series A Units [Member] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Accumulated Deficit Retained Earnings [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Alan Jathoo JV LLC Alan Jathoo JV LLC [Member] Alan Jathoo JV LLC [Member] Other assets Interest Rate Cash Flow Hedge Asset at Fair Value Accrual of interest income added to principal of debt securities and notes receivable Noncash Interest Income Noncash Interest Income Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] Common Stock Common Stock [Member] Receivable Type [Axis] Receivable Type [Axis] Investments in Debt Securities and Bridge Loans Receivable Schedule Of Investments In Debt Securities And Financing Receivables [Table Text Block] Schedule Of Investments In Debt Securities And Financing Receivables Number of reportable segments Number of Reportable Segments Class of Stock [Axis] Class of Stock [Axis] Tranche 4 Term Loan Facility Tranche 4 Term Loan Facility [Member] Tranche 4 Term Loan Facility [Member] Statement [Table] Statement [Table] Issuance of common stock in conjunction with acquisitions Stock Issued During Period, Value, Acquisitions Bridge loans, extension term Financing Receivable, Extension Term Financing Receivable, Extension Term Document Quarterly Report Document Quarterly Report Statistical Measurement [Axis] Statistical Measurement [Axis] Average share price (in dollars per share) Average Share Price Per Share Average Share Price Per Share Fixed component of income allocated to noncontrolling interest - Preferred Operating Partnership (Series A Units) Income (Loss) Attributable to Noncontrolling Interest Fixed Component Represents the component of income or loss attributable to the noncontrolling interest as a result of fixed distributions paid to Preferred Operating unit holders. Accumulated deficit Retained Earnings (Accumulated Deficit) Exchangeable preferred operating partnership units settled in cash, minimum Preferred Operating Partnership Units Amount to be Settled in Cash Minimum Represents the minimum amount of convertible preferred operating partnership units which will be settled in cash upon conversion. Equity Components [Axis] Equity Components [Axis] Trademarks Trademarks [Member] Recurring Basis Fair Value, Recurring [Member] Net income allocated to Preferred Operating Partnership noncontrolling interests Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable Interest expense Interest Expense, Excluding Amortization Of Debt Discount (Premium) Interest Expense, Excluding Amortization Of Debt Discount (Premium) Revenues and Earnings of Acquired Company Business Acquisition, Pro Forma Information [Table Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Statement [Line Items] Statement [Line Items] Distributions from unconsolidated real estate ventures Income (Loss) from Equity Method Investments, Net of Dividends or Distributions Variable Rate [Domain] Variable Rate [Domain] Buildings, improvements and other intangibles Investment Building and Building Improvements Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Real estate assets - operating lease right-of-use assets Operating Lease, Right-of-Use Asset Repurchase of common stock Stock Repurchased During Period, Value Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Redemption period Preferred Stock, Redemption Period Preferred Stock, Redemption Period Cash Paid Payments to Acquire Productive Assets Document Transition Report Document Transition Report Tenant reinsurance Tenant Reinsurance Expense The expense in the period incurred with respect to the entity's tenant reinsurance program. Local Phone Number Local Phone Number Accrued construction costs and capital expenditures Accrued Construction Costs And Capital Expenditures [Abstract] Accrued Construction Costs And Capital Expenditures [Abstract] Income from operations Net operating income: Operating Income (Loss) Number of stores owned by franchisees and third parties Number Of Real Estate Properties Franchisees And Others The number of real estate properties owned by franchisees and other third parties as of the balance sheet date. Recently Issued Accounting Standards New Accounting Pronouncements, Policy [Policy Text Block] Additional paid-in capital Redemption Of Operating Partnership Units For Common Stock Including Additional Paid In Capital Represents the value of Operating Partnership units redeemed for common stock including additional paid in capital. Number of storage units Number Of Storage Units Number Of Storage Units Weighted average number of shares Weighted average common shares outstanding: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Common stock, outstanding (in shares) Common Stock, Shares, Outstanding Redemption of Operating Partnership units for cash Redemption Of Units For Cash [Member] Redemption Of Units For Cash Goodwill Goodwill Repurchase of common stock (in shares) Stock Repurchased During Period, Shares Total Notes Payable Issuance of units Noncontrolling Interest, Increase from Subsidiary Equity Issuance Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Income tax expense Income tax expense Income Tax Expense (Benefit) Preferred stock, par value (dollars per share) Preferred Stock, Par or Stated Value Per Share Income Statement [Abstract] Income Statement [Abstract] Additional Paid-in Capital Additional Paid-in Capital [Member] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Document Fiscal Period Focus Document Fiscal Period Focus Issuance of common stock in connection with share based compensation Shares Issued, Value, Share-Based Payment Arrangement, before Forfeiture Derivative [Line Items] Derivative [Line Items] Diluted (in shares) Average number of common shares outstanding - diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted PRISA Self Storage LLC Prisa Self Storage LLC [Member] Prisa Self Storage LLC [Member] Number of sales agents Number Of Sales Agents Number Of Sales Agents ARA-EXR JV LLC ACPF-EXR JV LLC [Member] ACPF-EXR JV LLC Finance Lease Liability Noncash or Part Noncash Acquisition, Finance Lease Liability Noncash or Part Noncash Acquisition, Finance Lease Liability Cash dividends paid per common share (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid Base rate Base Rate [Member] Common stock, $0.01 par value, 500,000,000 shares authorized, 135,007,280 and 133,921,020 shares issued and outstanding at March 31, 2023 and December 31, 2022, respectively Common Stock, Value, Issued Number of extensions available Line Of Credit Facility, Number Of Extensions Available Line Of Credit Facility, Number Of Extensions Available Carrying Value Reported Value Measurement [Member] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Senior Notes Senior Notes [Member] Purchase price Other Commitment Schedule of Antidilutive Shares Excluded from Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Operating Segments Operating Segments [Member] Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized PR EXR Self Storage, LLC PR EXR Self Storage, LLC [Member] PR EXR Self Storage, LLC [Member] Cash, cash equivalents, and restricted cash, beginning of the period Cash, cash equivalents, and restricted cash, end of the period Total Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Earnings for basic computations Net Income (Loss) Available to Common Stockholders, Basic Proceeds from issuance of public bonds, net Proceeds from Issuance of Unsecured Debt Prepaid expenses and deposits Prepaid Expense And Deposits Prepaid Expense And Deposits Common stock, issued (in shares) Balance, beginning of period (in shares) Balance, end of period (in shares) Common Stock, Shares, Issued Credit Line 2 Second Credit Line [Member] Second Credit Line [Member] Variable Rate Component [Axis] Variable Rate Component [Axis] Variable Rate Component [Axis] Shares exchanged (in shares) Debt Securities, Held To Maturity, Number Of Shares, Exchanged Debt Securities, Held To Maturity, Number Of Shares, Exchanged Shares exchanged, value Debt Securities, Held To Maturity, Number Of Shares, Exchanged, Value Debt Securities, Held To Maturity, Shares Exchanged, Value Accounts payable and accrued expenses Capital Expenditures Incurred but Not yet Paid Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fixed priority return on preferred OP units, liquidation value Noncontrolling Interest In Preferred Operating Partnership Units Fixed Priority Return Redemption Value Represents the liquidation value of preferred operating partnership units attributable to noncontrolling preferred unit holders on which the fixed priority return is granted. Amendment Flag Amendment Flag Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Principal amount of notes issued Debt Instrument, Face Amount JCAP Series D Preferred Stock JCAP Series D Preferred Stock [Member] JCAP Series D Preferred Stock Storage Portfolio IV JV LLC Storage Portfolio IV JV LLC [Member] Storage Portfolio IV JV LLC Other comprehensive income Other Comprehensive Income (Loss), Net of Tax Tranche 3 Term Loan Facility Tranche 3 Term Loan Facility [Member] Tranche 3 Term Loan Facility [Member] Comprehensive income attributable to common stockholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Number of consolidated joint ventures Real Estate Consolidated Joint Ventures Number Represents the number of consolidated joint ventures as of the balance sheet date. Acquisition of real estate assets Real Estate Additions, Portion Not Yet Paid Real Estate Additions, Portion Not Yet Paid Commitment to acquire stores with joint venture partners Commitment To Acquire Retail Space With Joint Venture Partners [Member] Commitment To Acquire Retail Space With Joint Venture Partners [Member] Total revenues Business Acquisition, Pro Forma Revenue Acquisitions and Dispositions Mergers, Acquisitions and Dispositions Disclosures [Text Block] Accounts payables and accrued liabilities assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Schedule of Financial Information of Business Segments Schedule of Segment Reporting Information, by Segment [Table Text Block] Entity Current Reporting Status Entity Current Reporting Status Commitment to acquire stores Commitment To Acquire Retail Space [Member] Commitment To Acquire Retail Space [Member] ESS - BGO Atlanta GA JV LLC ESS BGO Atlanta GA JV LLC [Member] ESS BGO Atlanta GA JV LLC Redemption Of Units For Common Stock Redemption Of Units For Common Stock [Member] Redemption Of Units For Common Stock Commitment to acquire stores with joint venture partners, scheduled to close in next fiscal year Commitment To Acquire Retail Space With Joint Venture Partners, Expected To Close In Next Fiscal Year [Member] Commitment To Acquire Retail Space With Joint Venture Partners, Expected To Close In Next Fiscal Year Annual rate of return percentage Noncontrolling Interest In Preferred Operating Partnership Units Annual Rate Of Return Represents the annual rate of return of preferred operating partnership units. Depreciation and amortization Depreciation and amortization expense Depreciation, Depletion and Amortization Counterparty Name [Axis] Counterparty Name [Axis] Fair Values of Assets Acquired and Liabilities Assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Derivative [Table] Derivative [Table] Notes reduction Notes Reduction Bridge loans, extension option Financing Receivable, Extension Option Financing Receivable, Extension Option Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Number of derivative financial instruments Derivative, Number of Instruments Held Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Return of investment in unconsolidated real estate ventures Return Of Investment Real Estate Ventures Distributions that represent a return of original investment from real estate ventures. Equipment and fixtures, net Property, Plant and Equipment, Net Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Development and redevelopment of real estate assets Payments to Develop Real Estate Assets Value of Equity Issued Real Estate Property Asset Acquisition, Consideration Transferred, Equity Interest Issued Or Issuable Real Estate Property Asset Acquisition, Consideration Transferred, Equity Interest Issued Or Issuable Consideration to be paid on redemption of common OP units Operating Partnership Units Redemption Amount Represents the amount the entity would have paid in cash to redeem the operating partnership units. Storage Portfolio I LLC Storage Portfolio I LLC [Member] Storage Portfolio I LLC [Member] Redemption of Operating Partnership units held by noncontrolling interests Cash Portion Of Redemption Of Preferred Operating Partnership Units The amount of cash paid upon the redemption of Preferred Operating Partnership Units. Balance Sheet Location [Axis] Balance Sheet Location [Axis] Common stock, authorized (in shares) Common Stock, Shares Authorized Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Maximum Maximum [Member] Combined number of locations Business Combination, Combined Number Of Locations Business Combination, Combined Number Of Locations Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Issuance of common stock in connection with share based compensation (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, before Forfeiture Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Adjusted SOFR Adjusted Secured Overnight Financing Rate [Member] Adjusted Secured Overnight Financing Rate Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Dividends and Interest Receivable Dividends Receivable Income taxes paid Income Taxes Paid, Net Real estate assets, net Noncash Or Part Noncash Acquisition Net Real Estate Assets Acquired Represents the amount of real estate assets that an Entity acquires in a noncash (or part noncash) acquisition. Real estate assets refer to the lands, buildings and intangible assets (including those that are part of operations and those under development) of a real estate entity, net of accumulated depreciation and amortization. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Business Acquisition [Line Items] Business Acquisition [Line Items] Entity Small Business Entity Small Business Storage Portfolio III JV LLC Storage Portfolio III JV LLC [Member] Storage Portfolio III JV LLC Measurement Basis [Axis] Measurement Basis [Axis] Other liabilities Interest Rate Cash Flow Hedge Liability at Fair Value Strategic Storage Trust VI, Inc. Strategic Storage Trust VI, Inc. [Member] Strategic Storage Trust VI, Inc. Other Commitments [Table] Other Commitments [Table] Measurement Frequency [Domain] Measurement Frequency [Domain] Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Non-cash lease expense Operating Lease, Right-of-Use Asset, Amortization Expense Dividends paid on common stock (in dollars per share) Common Stock, Dividends, Per Share, Declared Revenues: Revenues [Abstract] Unsecured senior notes, net Senior Notes SOFR Secured Overnight Financing Rate (SOFR) [Member] Secured Overnight Financing Rate (SOFR) Line of Credit Facility [Table] Line of Credit Facility [Table] Restricted cash Restricted Cash Distributions to Operating Partnership units held by noncontrolling interests Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Senior Notes Due 2031 Senior Notes Due 2031 [Member] Senior Notes Due 2031 Number of operating storage facilities in which the entity has equity interests (in stores) Number of Real Estate Properties Title of 12(b) Security Title of 12(b) Security Ownership interest held by joint venture partner Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners Fixed rate debt Notes Payable, Fair Value Disclosure Unsecured term loans, net Unsecured Debt Total expenses Operating expenses: Costs and Expenses Debt securities, dividend rate Debt Securities Held To Maturity, Dividend Rate Debt Securities Held To Maturity, Dividend Rate Thereafter Long-Term Debt, Maturity, After Year Four Long-Term Debt, Maturity, After Year Four Subsequent Event [Line Items] Subsequent Event [Line Items] Preferred Operating Partnership units Conversion of Stock, Amount Converted Debt Instrument [Line Items] Debt Instrument [Line Items] Business Combination and Asset Acquisition [Abstract] Series B Units Series B Units [Member] Series B Units [Member] Class of Stock [Line Items] Class of Stock [Line Items] Equity interest issued conversion ratio Business Acquisition, Equity Interest Issued or Issuable, Share Conversion Ratio Business Acquisition, Equity Interest Issued or Issuable, Share Conversion Ratio Operating lease liabilities Operating Lease, Liability Segment Information Segment Reporting Disclosure [Text Block] Acquisition of real estate assets Payments to Acquire Real Estate Land Land Investments, Debt and Equity Securities [Abstract] Noncontrolling Interest [Table] Noncontrolling Interest [Table] Debt securities, period after which preferred dividends increase annually Debt Securities Held To Maturity, Period After Which Preferred Dividends Increase Annually Debt Securities Held To Maturity, Period After Which Preferred Dividends Increase Annually Liabilities, Noncontrolling Interests and Equity: Liabilities and Equity [Abstract] Fair Value Estimate of Fair Value Measurement [Member] Maximum number of preferred OP units converted prior to the maturity date of the loan (in shares) Noncontrolling Interest Conversion Of Preferred Operating Partnership Units Before Maturity Of Loan Maximum Represents the maximum number of preferred operating partnership units that can be converted by noncontrolling holders of preferred units before maturity date of the loan. Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] 2023 Long-Term Debt, Maturity, Remainder of Fiscal Year Net proceeds Sale of Stock, Consideration Received on Transaction Other assets Increase (Decrease) in Other Operating Assets Debt Securities, Held-to-maturity [Table] Debt Securities, Held-to-Maturity [Table] OP Units (in shares) Incremental Common Shares Attributable To Conversion Of Operating Partnership Units Shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible operating partnership units. 2027 Long-Term Debt, Maturity, Year Four Net income allocated to Operating Partnership and other noncontrolling interests Minority Interest In Net Income Loss Operating Partnerships And Other Amount of net income (loss) for the period allocated to noncontrolling partners of an operating partnership and others included in the entity's consolidated financial statements. Organization Nature of Operations [Text Block] Shares related to exchangeable senior notes and dilutive stock options (in shares) Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements related to stock options. Entity Filer Category Entity Filer Category Redeemable Noncontrolling Interest Redeemable Noncontrolling Interest [Table Text Block] Basic (in shares) Average number of common shares outstanding - basic Weighted Average Number of Shares Outstanding, Basic Noncontrolling Interests and Equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Preferred Units by Name [Axis] Preferred Units by Name [Axis] Net income from operations Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual Noncontrolling interests in Operating Partnership, net and other noncontrolling interests Noncontrolling Interest in Operating Partnerships Equity Ownership % Equity Method Investment, Ownership Percentage Total Asset Acquisition, Consideration Transferred Fixed liquidation value (in shares) Noncontrolling Interest In Preferred Operating Partnership Units, Fixed Liquidation Value, Shares Noncontrolling Interest In Preferred Operating Partnership Units, Fixed Liquidation Value, Shares Commitments and contingencies Commitments and Contingencies Security Exchange Name Security Exchange Name Debt securities, extension option Debt Securities Held To Maturity, Extension Option Debt Securities Held To Maturity, Extension Option Receivables, net Accounts Receivable, after Allowance for Credit Loss Commitment to acquire stores, scheduled to close in next fiscal year Commitment To Acquire Retail Space, Expected To Close In Next Fiscal Year [Member] Commitment To Acquire Retail Space, Expected To Close In Next Fiscal Year Combined notional amount Derivative, Notional Amount Fair Value of Financial Instruments [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Preferred stock, $0.01 par value, 50,000,000 shares authorized, no shares issued or outstanding Preferred Stock, Value, Issued Ten day average closing stock price (in dollars per share) Common Stock Average Closing Market Price The average closing market price of the entity's common stock. Noncontrolling Interest - Other Other noncontrolling interests Non Controlling Interest Other [Member] Non Controlling Interest Other [Member] Deferred line of credit financing costs, net Deferred Costs Number of real estate properties to be acquired Number Of Real Estate Properties To Be Acquired Number Of Real Estate Properties To Be Acquired Fixed rate notes payable Long-Term Debt, Percentage Bearing Fixed Interest, Amount Management fees and other income Management fees and other income Revenue from Contract with Customer, Excluding Assessed Tax Equity interests issued Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Cover page. Cover [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Income before equity in earnings and dividend income from unconsolidated real estate entities and income tax expense Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Less: accumulated depreciation and amortization Real Estate Investment Property, Accumulated Depreciation Other assets, net Other assets, net Other Assets Segment Reporting [Abstract] Segment Reporting [Abstract] Fixed rate notes receivable Notes Receivable, Fair Value Disclosure Cash distributions in unconsolidated real estate ventures Cash Distributions In Unconsolidated Real Estate Ventures Cash Distributions In Unconsolidated Real Estate Ventures Acquisition and establishment of operating lease right of use assets and lease liabilities Operating Lease Right Of Use Assets and Lease Liabilities [Abstract] Operating Lease Right Of Use Assets and Lease Liabilities Loans and notes to affiliates Due from Related Parties, Noncurrent Total liabilities, noncontrolling interests and equity Liabilities and Equity Self-Storage Operations Self Storage Operations [Member] Self Storage Operations [Member] Dividend rate increase, threshold Preferred Stock, Dividend Rate Increase, Threshold Preferred Stock, Dividend Rate Increase, Threshold OP units conversion ratio Shareholders' Equity, Units Conversion Ratio Shareholders' Equity, Units Conversion Ratio Amortization of deferred financing costs Amortization of Debt Issuance Costs Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Share repurchase program, remaining authorization Stock Repurchase Program, Remaining Authorized Repurchase Amount Noncontrolling interest in consolidated joint venture Noncontrolling Interest, Increase From Transactions With Other Noncontrolling Interests, Net Noncontrolling Interest, Increase From Transactions With Other Noncontrolling Interests, Net Purchase of equipment and fixtures Payments to Acquire Furniture and Fixtures Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Principal payments received from notes receivable Proceeds from Collection of Notes Receivable Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Investment in shares Payments to Acquire Investments Noncontrolling interest represented by Preferred Operating Partnership units, net Noncontrolling Interest in Preferred Unit Holders Current Fiscal Year End Date Current Fiscal Year End Date Earnings per common share Earnings Per Share, Basic and Diluted EPS [Abstract] Earnings Per Share, Basic and Diluted EPS Net income for diluted computations Net Income (Loss) Available to Common Stockholders, Diluted Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Diluted (in dollars per share) Earnings Per Share, Diluted Sale of Stock [Domain] Sale of Stock [Domain] Investments in Debt Securities and Notes Receivable Investments In Debt Securities And Financing Receivables [Text Block] Investments In Debt Securities And Financing Receivables Real estate under development/redevelopment Development in Process Ownership interest held Noncontrolling Interest, Ownership Percentage by Parent Components of Other Assets Schedule of Other Assets [Table Text Block] Consolidation Items [Axis] Consolidation Items [Axis] Tenant Reinsurance Tenant Reinsurance [Member] Tenant Reinsurance [Member] ESS - BGO Storage JV I LLC ESS BGO Storage JV I LLC [Member] ESS BGO Storage JV I LLC Purchase of note receivable Financing Receivable, Purchase Pro forma information Business Acquisition, Pro Forma Information [Abstract] Entity Address, Address Line One Entity Address, Address Line One Property operations Cost of Revenue ESS Bristol Investments LLC ESS Bristol Investments, LLC [Member] ESS Bristol Investments, LLC [Member] Number of operating stores owned and/or managed Number Of Real Estate Properties Owned And Or Managed The number of real estate properties owned and/or managed as of the balance sheet date. Variable rate notes payable Long-Term Debt, Percentage Bearing Variable Interest, Amount ESS-NYFL JV LP ESS-NYFL JV LP [Member] ESS-NYFL JV LP [Member] Class of Stock [Domain] Class of Stock [Domain] Other assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Purchase price Payments to Acquire Real Estate and Real Estate Joint Ventures Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Investments in debt securities and notes receivable Investments in debt securities and notes receivable Debt Securities, Held To Maturity And Financing Receivable, After Allowance For Credit Loss, And Interest Receivable Debt Securities, Held To Maturity And Financing Receivable, After Allowance For Credit Loss, And Interest Receivable Interest expense Interest Expense Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Credit Facility [Axis] Credit Facility [Axis] Number of Stores Number Of Real Estate Properties Acquired Represents the number of real estate properties acquired. Schedule of Components of Debt Schedule of Long-Term Debt Instruments [Table Text Block] Subsequent Event [Table] Subsequent Event [Table] Loan receivable, reduction of noncontrolling interests Note Receivable, Reduction Of Noncontrolling Interests Note Receivable, Reduction Of Noncontrolling Interests Extra Space Northern Properties Six LLC Extra Space Northern Properties Six LLC [Member] Extra Space Northern Properties Six LLC [Member] Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] Entity Tax Identification Number Entity Tax Identification Number Investment balance Investment In Unconsolidated Real Estate Entities, Net Of Distributions Investment In Unconsolidated Real Estate Entities, Net Of Distributions Lines Of Credit Lines Of Credit [Member] Lines Of Credit Tranche 7 Term Loan Facility Tranche 7 Term Loan Facility [Member] Tranche 7 Term Loan Facility Number of operating stores owned Number Of Operating Stores Owned Number Of Operating Stores Owned Taxes paid upon settlement of share based compensation (in shares) Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Notes receivable from Preferred and Common Operating Partnership unit holders Due From Related Parties Fair Value Disclosure Fair value of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due after one year (or one business cycle). Preferred Units, Class [Domain] Preferred Units, Class [Domain] Net decrease in cash, cash equivalents, and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Fixed liquidation value Noncontrolling Interest In Preferred Operating Partnership Units Fixed Liquidation Value Represents the fixed liquidation value of preferred operating partnership units. Investment redemption restriction period Preferred Stock Investment, Redemption Restriction Period Preferred Stock Investment, Redemption Restriction Period Entity Central Index Key Entity Central Index Key Real Estate [Abstract] Real Estate [Abstract] Interest income Investment Income, Interest Intangible assets - tenant relationships Real Estate Investment Property, Intangible Tenant Relationships Real Estate Investment Property, Intangible Tenant Relationships Measurement Frequency [Axis] Measurement Frequency [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Taxes paid upon net settlement of share based compensation Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Purchase price Business Combination, Consideration Transferred Proceeds from sale of notes receivable Proceeds from Sale of Notes Receivable Entity [Domain] Entity [Domain] City Area Code City Area Code Variable rate debt Long-Term Debt, Percentage Bearing Variable Interest, Percentage Rate General and administrative General and administrative expense General and Administrative Expense Assets: Assets [Abstract] Net Liabilities Assumed Noncash or Part Noncash Acquisition, Debt Assumed Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Period after which preferred stock dividend is subject to increase Preferred Stock Investment, Period After Which Dividend Rate Is Subject To Increase Preferred Stock Investment, Period After Which Dividend Rate Is Subject To Increase Other Commitments [Line Items] Other Commitments [Line Items] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Notes Payable Notes Payable to Banks [Member] Sale of Stock [Axis] Sale of Stock [Axis] Bridge loans, original maturities Financing Receivable, Term Financing Receivable, Term 2024 Long-Term Debt, Maturity, Year One Net operating real estate assets Net Operating Real Estate Assets The carrying amount of real estate assets including land, buildings, improvements, intangible assets and intangible lease rights, net of accumulated depreciation and amortization. Supplemental schedule of noncash investing and financing activities: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Compensation expense related to stock-based awards Share-Based Payment Arrangement, Noncash Expense Noncontrolling Interest - Operating Partnership Common Operating Partnership [Member] Common Operating Partnership [Member] Variable Rate [Axis] Variable Rate [Axis] Series A Units (in shares) Incremental Common Shares Attributable to Exchangeable Preferred Operating Partnership Units Shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of exchangeable preferred operating partnership units. Extension term Line Of Credit Facility, Extension Term Line Of Credit Facility, Extension Term Investments in Unconsolidated Real Estate Entities Equity Method Investments and Joint Ventures Disclosure [Text Block] Equity in earnings and dividend income from unconsolidated real estate entities Income (Loss) from Equity Method Investments Other liabilities Increase (Decrease) in Other Operating Liabilities Unsecured Debt Tranche Two Unsecured Debt Tranche Two [Member] Unsecured Debt Tranche Two Value of equity issued Issuance Of Equity For Acquisition Of Real Estate Assets Issuance Of Equity For Acquisition Of Real Estate Assets Investment grade election Specified Investment Grade Rating And Elects To Use Alternative Rates [Member] Specified Investment Grade Rating And Elects To Use Alternative Rates [Member] Operating lease liabilities Establishment Of Operating Lease Liability Establishment Of Operating Lease Liability Schedule of Computation of Earnings Per Common Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Interest Rate Line of Credit Facility, Interest Rate at Period End Real estate assets - operating lease right-of-use assets Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Balances of OP Units Noncontrolling Interest [Table Text Block] Noncontrolling Interest