Ending balance Balance at the beginning of the year Redeemable Noncontrolling Interest, Equity, Carrying Amount Redeemable Noncontrolling Interest, Equity, Carrying Amount, Total Entity Address City Or Town Entity Address, City or Town Entity Ex Transition Period Entity Ex Transition Period Net loss attributable to JPMREIT stockholders, basic Net loss attributable to JPMREIT stockholders, basic Net loss available to Class E common stockholders, basic Net Income (Loss) Available to Common Stockholders, Basic Net loss attributable to JPMREIT stockholders, basic Common stock value registered. Common Stock Value Registered Common stock, shares registered, amount Earnings Per Share [Abstract] Deposits on Real Estate Deposits On Real Estate [Policy Text Block] Deposits on real estate. Schedule of Accrued Liabilities [Table Text Block] Components of Accrued Expenses and Other Liabilities Maturity date extension notice period Maturity Date Extension Notice Period Maturity date extension notice period. Land and Land Improvements Land and Land Improvements [Member] Class S Shares Class S Common Stock [Member] Class s common stock. Purchases Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Caroline West Gray Property One Property [Member] One property. Stock Issued During Period Value New Issues Common stock issued Aggregate value of share Cash flows from financing activities Net Cash Provided By Used In Financing Activities [Abstract] Long-Term Line of Credit, Total Long-Term Line of Credit Outstanding borrowing under credit facility Basis Of Accounting Basis of Presentation Net purchase price Net purchase price Asset Acquisitions Purchase Price Allocation Of Real Estate Properties Acquired And Assumed Debt Asset acquisitions recognized Identifiable real estate properties acquired and assumed debt. Expiration date of subscription agreement. Expiration Date Of Subscription Agreement Expiration date of subscription agreement Amendment Flag Amendment Flag Payment of deferred financing costs on secured credit facility Payment of Deferred Financing Costs on Secured Credit Facility Payment of deferred financing costs on secured credit facility. 2026 Long-Term Debt, Maturity, Year Four Accrued capex Capital Expenditures Incurred but Not yet Paid Mandatorily Redeemable Class E Units (Liability) Mandatorily Redeemable Class E Units. Mandatorily Redeemable Class E Units [Member] Mandatorily Redeemable Class E Units Subsequent Event Type [Domain] Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Investments Asset Acquisition [Text Block] Schedule of Estimated Future Amortization Intangibles Schedule of Finite-Lived Intangible Assets and Liabilities , Future Amortization Expense [Table Text Block] Schedule of finite-lived intangible assets and liabilities , future amortization expense. 2025 Lessor, Operating Lease, Payment to be Received, Year Three Schedule of Long-Term Debt Instruments [Table] Payment of deferred financing costs on mortgage notes Payment of Deferred Financing Costs on Mortgage Notes Payment of deferred financing costs on mortgage notes. Earnings Per Share Net Loss per Share of Common Stock Earnings Per Share Policy [Text Block] Caroline Post Oak Caroline Post Oak [Member] Caroline post oak. Investment in real estate-related securities Investment In Real Estate-Related Securities Investment in real estate-related securities. Investments in Real Estate Debt and Related Securities Investments In Real Estate Debt And Related Securities Segment [Member] Investments in real estate debt and related securities segment. Standby Letters of Credit [Member] Letter of Credit Statement [Table] Statement [Table] Schedule of Components of Operating Lease Income from Leases Operating Lease, Lease Income [Table Text Block] 2027 Lessor, Operating Lease, Payment to be Received, Year Five In-place lease intangibles InPlace Lease Intangibles Purchase Price Allocation In-place lease intangibles purchase price allocation. Upfront dealer manager fees maximum percentage. Upfront Dealer Manager Fees Maximum Percentage Upfront Dealer Manager Fees Maximum Percentage Preferred Stock, Shares Outstanding, Ending Balance Preferred Stock, Shares Outstanding, Beginning Balance Preferred Stock Shares Outstanding Preferred Stock, Shares Outstanding Annual stockholder servicing fee Annual Stock Holder Servicing Fee Annual stock holder servicing fee. Site improvements - buildings and land Land Improvements [Member] Organization and offering costs. Organization and offering costs Distributions paid or reinvested Payments of Ordinary Dividends, Common Stock Building and building improvements Investment Building and Building Improvements Year Acquired Real Estate and Accumulated Depreciation Year Acquired Real estate and accumulated depreciation, year acquired. Auditor Firm ID Auditor Firm ID Tenant security deposits Security Deposit Liability Tennessee Facility. Tennessee Facility [Member] Tennessee Facility Line of Credit Facility [Line Items] Net purchase price Purchase Price Payments to Acquire Productive Assets, Total Asset acquisition Operating expenses, due to affiliates Operating expenses, due to affiliates Operating expenses Units Number of units acquired Number of Units Acquired Number of units acquired. Share repurchase plan, quarterly Percentage of repurchase plan restriction Quarterly Percentage of repurchase plan restriction quarterly. Proceeds Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Sales Assumed mortgage interest SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Interest Rate Liabilities And Stockholders Equity Total liabilities and equity Class D Shares Class D Shares. Class D Shares [Member] Denominator: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Other income (loss), net Other Investment Income (Loss), Net Other investment income (loss), net. Deposits written off Deposits Written Off Deposits written off. Entity Incorporation, State or Country Code Investment in Real Estate-Related Securities Investment in Real Estate Related Securities [Policy Text Block] Investment in real estate related securities. Income Statement [Abstract] Investments in Real Estate [Table] Investments in real estate. Mortgage discount, net Debt Instrument Discount, Net Debt instrument discount net Mandatorily redeemable Class E units interest costs Mandatorily redeemable Class E units interest costs Mandatorily Redeemable Class E Units Interest Costs Mandatorily redeemable Class E units interest costs. Organization Consolidation And Presentation Of Financial Statements Disclosure [Text Block] Organization and Business Purpose Investments [Abstract] Minimum REIT distribution percentage. Minimum R E I T Distribution Percentage Minimum REIT Distribution Percentage CMBS Commercial Mortgage-Backed Securities [Member] Sale Of Stock Name Of Transaction [Domain] Sale of Stock Repayment of secured credit facility Repayment of secured credit facility Repayments Of Secured LinesOf Credit Repayments of Secured Lines of Credit Summary of Mandatorily Redeemable Activity Related to the Special Limited Partner Redeemable Noncontrolling Interest [Table Text Block] Operating Support from Adviser, Amount Pari passu participation interest to affiliate of Adviser Capital Units By Class [Axis] Capital Units by Class Schedule Of Shares Subject To Mandatory Redemption [Table] Schedule Of Shares Subject To Mandatory Redemption [Table] Number of term extensions Number of Term Extensions Number of term extensions. Fair market value adjustment Noncontrolling Interest, Change in Redemption Value 2027 Long-Term Debt, Maturity, Year Five Common class T. Common Class T [Member] Common Stock Class T Fair Value, Recurring [Member] Recurring Basis Interest expense Interest expense Interest Expense Interest Expense, Total Other Real Estate, Total Other Real Estate, Beginning Balance Other Real Estate, Ending Balance Other Real Estate Investment in real estate loan Intangibles liabilities Intangibles liabilities Below Market Lease, Gross Income Tax Policy [Text Block] Income Taxes Maturity Date Trading Securities Maturity Dates Trading securities maturity dates. Name of Property [Axis] Commitment to purchase additional common stock value Commitment to Purchase Additional Common Stock Value Commitment to purchase additional common stock value. Debt and Equity Securities, FV-NI [Line Items] Preferred Stock Shares Authorized Number of Preferred Stock, Shares Authorized 2024 2024 Below Market Lease, Amortization Income, Year Two Assumption of mortgage note in conjunction with acquisition in real estate Notes Assumed Amortization of restricted stock grants. Amortization of restricted stock grants Commitment received to purchase shares of common stock Commitment Received to Purchase Shares of Common Stock Commitment received to purchase shares of common stock. Acquisition costs Other Acquisition cost Acquisition cost, Other Investment, Name [Domain] Revenue, Product and Service [Extensible Enumeration] Variable Rate [Axis] Common stock and preferred stock, par or stated value per share. Common Stock and Preferred Stock, Par or Stated Value Per Share Par Value Entity Small Business Entity Small Business Number of reportable segments Number of Reportable Segments Total cash and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Ending Balance Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Beginning Balance Type Of Arrangement [Axis] Collaborative Arrangement and Arrangement Other than Collaborative Mortgage loans on real estate amortization schedule period Mortgage Loans On Real Estate Amortization Schedule Period Mortgage loans on real estate amortization schedule period Fair Value Measurement Inputs and Valuation Techniques [Table] Furniture, fixtures and equipment Furniture Fixtures and Equipment Purchase Price Allocation Furniture Fixtures and Equipment Purchase Price Allocation Capitalized investment Capitalized Investment Capitalized investment. Intangibles Intangible Assets Disclosure [Text Block] Investments [Domain] Equity. Equity [Text Block] Equity Contributions from non-controlling interests Contributions From Non-Controlling Interests Contributions From Non-Controlling Interests Class A Multifamily Properties Class A Multifamily Properties [Member] Class A multifamily properties. Area Of Land Acres of land Number of acre of industrial outdoor storage site acquired Indefinite-Lived Intangible Assets [Axis] Weighted-average shares of common stock outstanding, basic Weighted-average shares of common stock outstanding - basic Weighted Average Number of Shares Outstanding, Basic, Total Weighted Average Number Of Shares Outstanding Basic Gross Amounts at which Carried at the Close of Period - Building and Building Improvements SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount Purchase of real estate related securities Purchase of real estate related securities Payments To Acquire Real Estate Related Equity Securities Payments to acquire real estate related equity securities Cost Basis Debt Securities, Trading, Amortized Cost City Area Code City Area Code Distribution declared per share Distrubution Declared Per Share Distrubution declared per share. Number of owned in real estate properties Number Of Owned In Real Estate Properties Number of owned in real estate properties. Industrial Industrial Segment Member Industrial Segment. Number of real estate investments acquired Number of Properties Number Of Real Estate Properties Acquired Number of real estate properties acquired. Liabilities Total liabilities Other assets, net Other Assets Total Document Period End Date Document Period End Date Net distributions declared per share of common stock Common Stock, Dividends, Per Share, Cash Paid Reclassify to distributions payable Fair Value Measurement With Unobservable Input Reconciliation Recurring Basis Liability Reclassify To Distributions Payable Fair value measurement with unobservable input reconciliation recurring basis liability reclassify to distributions payable. Summary of Properties Acquired Asset Acquisition [Table Text Block] Schedule of Finite-Lived Intangible Assets [Table] Discount on assumption of mortgage mortgage note in conjunction with acquisition in real estate Discount on Assumption of Mortgage Note in Conjunction with Acquisition in Real Estate Discount on assumption of mortgage note in conjunction with acquisition in real estate. Accrued Liabilities, Total Accrued expenses Accrued expenses and other liabilities Real Estate [Domain] Risks And Uncertainties [Abstract] Summary of Total Assets and Financial Results by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] 2023 Finite-Lived Intangible Asset, Expected Amortization, Year One Range [Axis] Statistical Measurement Year Built/Last Renovated Real Estate and Accumulated Depreciation Year of Built or Last Renovated Real estate and accumulated depreciation year of built or last renovated. Other Real Estate Owned, Measurement Input [Extensible Enumeration] Investment in real estate loan, Measurement Input [Extensible Enumeration] Additions during the year SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Acquisition Property operating Property Operating Property operating. 6200 Bristol Six Thousand Two hundred Bristol [Member] Six thousand two hundred bristol. Proceeds from sale of paricipating interest. Proceeds From Sale Of Paricipating Interest Proceeds from sale of pari passu participation interest Subsequent Event [Line Items] Subsequent Event [Line Items] Total equity Non-controlling interests in consolidated joint ventures Stockholders' Equity Attributable to Noncontrolling Interest Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance Stockholders' Equity Attributable to Noncontrolling Interest, Beginning Balance Thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Five Related Party Transactions By Related Party [Axis] Related Party Total assets Assets Total assets External Credit Rating by Grouping [Axis] Schedule of Investments in Real Estate, Net Schedule of Real Estate Properties [Table Text Block] Building and building improvements Building And Building Improvements Purchase Price Allocation Building and building improvements purchase price allocation. Mezzanine Loan Mezzanine Loan Member Mezzanine Loan Member Net loss per share of common stock, diluted Earnings Per Share, Diluted, Total Earnings Per Share Diluted Net loss per share of common stock - diluted Net loss per share of common stock - diluted Net loss per share of Class E common stock, diluted Numerator: Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Fair Value Debt Securities, Trading, and Equity Securities, FV-NI Debt Securities, Trading, and Equity Securities, FV-NI, Total Furniture, Fixtures and Equipment Furniture, Fixtures And Equipment [Member] Furniture, fixtures and equipment. Redeemable Noncontrolling Interest, by Legal Entity [Table] Balance at December 31, 2022 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value, Beginning Balance Common class S. Common Class S [Member] Common Stock Class S Fair Value Measurement Inputs and Valuation Techniques [Line Items] Entity Address Postal Zip Code Entity Address, Postal Zip Code Net income attributable to non-controlling interests in consolidated joint ventures Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Nonredeemable Document Fiscal Period Focus Document Fiscal Period Focus Fair Value Debt Securities, Trading Restricted cash Restricted Cash Restricted Cash, Total Mortgage notes Mortgage Notes [Member] Mortgage notes. Accounts payable Accounts Payable, Other, Current Debt Instrument, Maturity Date, Description Maturity date, description Real Estate, Type of Property [Axis] Schedule Of Capitalization [Line Items] Schedule Of Capitalization [Line Items] Revolving Credit Facility [Member] Secured Revolving Loan Deferred Offering Costs Offering costs Percentage of interest acquired. Percentage Of Interest Acquired Percentage of interest acquired Preferred stock, $0.01 par value per share, 100,000 shares authorized, 0 issued, and outstanding as of December 31, 2022 and December 31, 2021, respectively Preferred Stock Value Intangible liabilities, net Finite Lived Intangible Liabilities Net1 Finite lived intangible liabilities net1 Investment Income, Interest Interest income operating partnership unit. Operating Partnership Units Operating Partnership Unit [Member] Class I Shares Class I Shares. Class I Shares [Member] Net Cash Provided By Used In Financing Activities Net cash provided by financing activities Net asset value to reimburse operating expenses. Net Asset Value to Reimburse Operating Expenses NAV to reimburse operating expenses Schedule of Purchase Price Allocation of Properties Acquired Schedule Of Purchase Price Allocation Of Properties Acquired [Table Text Block] Schedule of purchase price allocation of properties acquired. Statement Of Financial Position [Abstract] Schedule of due to affiliates table text block Schedule of Due to Affiliates Table Text block Components of Due to Affiliates Entity File Number Entity File Number Statement Of Cash Flows [Abstract] 2026 Lessor, Operating Lease, Payment to be Received, Year Four Fair Value Investments Entities That Calculate Net Asset Value Per Share Redemption Restriction Percentage Percentage of total amount of aggregate of repurchase Total Distribution Net Distribution Declared Net distribution declared. Organization and offering costs due to affiliates. Organization and Offering Costs Due to Affiliates Organization and offering costs Building and Building Improvements Building and Building Improvements [Member] Schedule Of Capitalization [Table] Schedule Of Capitalization [Table] Geographical [Domain] Range [Member] Statistical Measurement Statement Of Stockholders Equity [Abstract] Subsidiary Sale Of Stock [Axis] Sale of Stock Caroline Post Oak Property Second Property [Member] Second property. Auditor Location Auditor Location Coupon Trading Securities Coupon Rate Percentage Trading securities coupon rate percentage. Fed Funds Effective Rate Overnight Index Swap Rate [Member] Federal Funds Effective Rate Class Of Stock [Domain] Class of Stock Legal Entity [Axis] Purchase of investments in real estate debt Purchase of Investments in Real Estate Debt Purchase of Investments in Real Estate Debt Maximum allowable ownership interest percentage Equity Method Investment, Ownership Percentage Real estate asset, accumulated depreciation Balance at the beginning of the year Balance at the end of the year Accumulated Depreciation SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation Subsequent Events [Abstract] Proceeds From Issuance Of Common Stock Gross offering proceeds Proceeds from issuance common stock Long-Term Debt, Type [Axis] Leases Leases Disclosure Text Block Leases disclosure. Investments in Real Estate Investments in Real Estate Disclosure Text Block Investments in real estate disclosure. Schedule of Estimated Useful Lives of Assets Property, Plant and Equipment [Table Text Block] Lessor, Lease, Description [Table] 2027 2027 Below Market Lease, Amortization Income, Year Five Maximum Facility Size Line of Credit Facility, Maximum Borrowing Capacity Maximum aggregate commitments amount Preferred Stock Par Or Stated Value Per Share Preferred Stock, Par or Stated Value Per Share Preferred Stock, Par Value Deposits Assets Deposits on real estate Investment in Real Estate Debt Investment In Real Estate Debt [Text Block] Investment in real estate debt. Credit Facility [Domain] Distributions declared Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Distributions Declared Fair value measurement with unobservable inputs reconciliation recurring basis liability distributions declared. Subsequent Events [Text Block] Subsequent Events Interest Receivable and Other Assets Interest receivable Purchase commitment payments, 2022 Purchase Obligation Future Minimum Payments Remainder Of Fiscal Year Weighted-average shares of common stock outstanding, diluted Weighted-average shares of common stock outstanding - diluted Weighted Average Number of Shares Outstanding, Diluted, Total Weighted Average Number Of Diluted Shares Outstanding Investment in Real Estate Debt (Asset) Investment in Real Estate Debt Investment in Real Estate Debt [Member] Investment in real estate debt. Thereafter Thereafter Below Market Lease, Amortization Income, after Year Five Related party allocation percentage of annual total return Related Party Performance Participation Allocation Percentage Of Annual Return Related party performance participation allocation percentage of annual return. Finite-Lived Intangible Assets, Major Class Name [Domain] Balance at December 31, 2022 Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs Balance at December 31, 2021 2026 2026 Below Market Lease, Amortization Income, Year Four Credit Facility [Axis] Increase / (decrease) in due to affiliates Increase (Decrease) in Due to Affiliates Coda on Centre Coda on Centre [Member] Coda on centre. Additions during the year SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Addition Future NAV threshold Future Net Asset Value Threshold Future net asset value threshold. Current Fiscal Year End Date Current Fiscal Year End Date Investment Type [Axis] Liability Class [Axis] Financial Instruments [Domain] Total cash and restricted cash Cash and restricted cash, at the end of the period Cash and restricted cash, at the beginning of the period Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations Truck Terminal Facility Truck Terminal Facility [Member] Truck terminal facility. Contribution from joint venture Proceeds from Real Estate and Real Estate Joint Ventures Long-Term Debt, Fiscal Year Maturity [Abstract] Maturity date extension period Maturity Date Extension Period Maturity date extension period. Number of Transactions Number Of Real Estate Transactions Number of real estate transactions. Ending balance Beginning balance Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Entity Address Address Line1 Entity Address, Address Line One Non-Controlling Interests Noncontrolling Interest [Member] Document Annual Report Document Annual Report Net loss attributable to non-controlling interests in consolidated joint ventures Income from consolidated joint ventures Net income attributable to non-controlling interests in consolidated joint ventures Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Redeemable Finite-Lived Intangible Assets by Major Class [Axis] Lessor, Operating Lease, Payments to be Received, Fiscal Year Maturity [Abstract] Increase in total commitments Increase In Total Commitments To Purchase Common Stock Increase in total commitments to purchase common stock Supplemental disclosure of cash flow information: Supplemental Cash Flow Information [Abstract] Investment in Real Estate-Related Securities Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] Weighted Average Rate Mezzanine Loan's interest rate Coupon Distribution declared, Date Distribution Payable Date Declared Month and Year Distribution payable date declared month and year. Below-market lease amortization Accumulated amortization Below Market Lease, Accumulated Amortization Preferred Stock Shares Issued Preferred Stock, Shares Issued Investment in Real Estate-Related Securities Investment in Real Estate-Related Securities [Member] Investment in real estate-related securities. Line of Credit Facility [Table] Debt discount Business Combination Debt Discount Business combination debt discount. 2023 2023 Below Market Lease, Amortization Income, Year One J.P. Morgan investment management, incorporated. J P Morgan Investment Management Incorporated [Member] Adviser Shares Subject To Mandatory Redemption By Settlement Terms [Line Items] Shares Subject To Mandatory Redemption By Settlement Terms [Line Items] Shares sold Stock Issued During Period, Shares, New Issues Common stock issued Net asset value per share Net Asset Value Per Share, Ending Balance Net Asset Value Per Share, Beginning Balance Net Asset Value Per Share Assets, Fair Value Disclosure [Abstract] Schedule of Amounts Recognized for Investments in Real Estate Debt Income Recognized From Investments In Real Estate Debt [Table Text Block] Income recognized from investments in real estate debt Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Annual stock holder servicing fee percentage. Annual Stock Holder Servicing Fee Percentage Annual stockholder servicing fee percentage Goodwill and Intangible Assets Disclosure [Abstract] 2023 Lessor, Operating Lease, Payment to be Received, Year One Number of term extension Number Of Term Extension Number of term extension. Total purchase price Total purchase price Asset Acquisitions Purchase Price Allocation Of Real Estate Properties Asset acquisitions purchase price allocation of real estate properties. Auditor Name Auditor Name Equity [Abstract] Investment in Real Estate Debt Investments in Real Estate Debt Segment [Member] Investments in real estate debt segment. Segment net operating income (loss) Operating Income (Loss) Concentration Risk Disclosure [Text Block] Economic Dependency Fixed interest rate Interest Rate Debt Instrument, Interest Rate, Stated Percentage Buildings Building [Member] Related Party [Domain] Related Party Long Term Debt By Maturity [Line Items] Long term debt by maturity Additional Paid In Capital Common Stock Additional paid-in-capital Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] Capital commitments from investors Capital Commitments From Investors Capital commitments from investors. Asset Acquisition [Table] Below-market lease intangibles, Weighted-average amortization periods (in years) Below Market Lease Intangibles Weighted Average Useful Life Below market lease intangibles weighted average useful life. Acquisition costs paid by JPMIM Asset Acquisitions Recognized Identifiable Assets Acquired And Liabilities Assumed Acquisition Costs Paid Asset acquisitions recognized identifiable assets acquired and liabilities assumed acquisition costs paid. Period for reimbursement of advance costs. Period For Reimbursement Of Advance Costs Period for reimbursement of advance costs Entity Filer Category Entity Filer Category Straight-line rent receivable Straight-line Rent Receivable Straight-line rent receivable. External Credit Rating by Grouping [Domain] Operating Expenses Total expenses Operating expenses Joint Venture Corporate Joint Venture [Member] Common Class I. Common Class I [Member] Common Stock Class I Fair Value by Liability Class [Domain] Entity Current Reporting Status Entity Current Reporting Status J.P. Morgan commercial mortgage income Fund. J.P. Morgan Commercial Mortgage Income Fund [Member] J.P. Morgan Commercial Mortgage Income Fund Gross Amounts at which Carried at the Close of Period - Land and Land Improvements SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount Unpaid acquisition costs Asset Acquisitions Recognized Identifiable Assets Acquired And Liabilities Assumed Unpaid Acquisition Costs Asset acquisitions recognized identifiable assets acquired and liabilities assumed unpaid acquisition costs. ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Line of Credit [Member] Lines Of Credit Investments in Real Estate Investment [Text Block] Summary of significant accounting policies. Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Number of joint ventures Number Of Joint Ventures Number of joint ventures. Aggregate purchase price Purchase Price Purchase Price Payments to Acquire Real Estate Gross Payments to acquire real estate gross. Stockholders Equity Note Disclosure [Text Block] Capitalization Number of story Number of Story Number of story. Intangible assets, net Intangible assets, net Finite-Lived Intangible Assets, Net Finite-Lived Intangible Assets, Net, Ending Balance Finite-Lived Intangible Assets, Net, Beginning Balance Total fixed lease payments Fixed lease payments Operating Lease, Lease Income, Lease Payments Total stockholders equity Stockholders Equity Ending balance Beginning balance Capitalized investment SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation Disclosure [Abstract] Total income from investment in real estate debt Income from investments in real estate debt Investment Income, Net Base Rate [Member] Base Rate 2024 Long-Term Debt, Maturity, Year Two Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Entity Tax Identification Number Entity Tax Identification Number Encumbrances SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances Income Statement Location [Axis] Common Stock Value Common stock Aggregate net proceeds of common stock Secured debt Secured Debt, Total Secured Debt Secured credit facility Retained Earnings (Accumulated Deficit), Total Retained Earnings Accumulated Deficit Accumulated deficit Statement Equity Components [Axis] Equity Components Consolidated Entities [Domain] Income from investment in real estate-related securities Income Loss From Investment In Real Estate Related Securities Income loss from investment in real estate related securities. Purchase commitment payments, 2023 Purchase Obligation Due In Next Twelve Months Cash Cash And Cash Equivalents Policy [Text Block] Leases [Abstract] Number of owned in industrial property Number Of Owned In Industrial Property Number of owned in industrial property. Common class E. Common Class E [Member] Common Stock Class E Balance at December 31, 2022 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value, Beginning Balance Lease intangibles Lease Intangibles Member Lease intangibles member. Entity Emerging Growth Company Entity Emerging Growth Company Expenses: Operating Expenses [Abstract] Expenses Increase in maximum borrowing capacity of credit facility. Increase In Maximum Borrowing Capacity Of Credit Facility Increase the aggregate commitments amount Interest expense Interest Expense, Debt Interest Expense, Debt, Total Distributions declared on mandatorily redeemable Class E units Distributions Declared On Mandatorily Redeemable Units Distributions Declared On Mandatorily Redeemable Units Other income (expense), net Other Nonoperating Income (Expense) [Abstract] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Income from investment in real estate debt Income from investments in real estate debt Income loss from investment in real estate debt. Coupon Long-Term Debt, Percentage Bearing Variable Interest, Percentage Rate Mezzanine Loan's interest rate Repurchase plan restriction limited to percentage of net asset value per quarter Repurchase Plan Restriction Limited to Percentage of Net Asset Value per Quarter Repurchase plan restriction limited to percentage of net asset value per quarter. Stock granted during period, value, amortization of restricted stock. Stock Granted During Period, Value, Amortization of Restricted Stock Amortization of restricted stock grants Schedule of Stock by Class [Table] Amortization of deferred expense. Amortization of deferred expense Fixed lease payments Total fixed lease payments Fixed Operating Lease Lease Income Lease Payments Fixed operating lease lease income lease payments. Change in assets and liabilities: Increase (decrease) in assets and liabilities. Increase (Decrease) in Assets and Liabilities [Abstract] Redeemable Noncontrolling Interest [Line Items] Investment, Name [Axis] Sq.Ft Area of Real Estate Property Investments in Real Estate Debt Investments in real estate debt. Investments in Real Estate Debt Policy [Policy Text Block] Entity Voluntary Filers Entity Voluntary Filers Depreciation and amortization Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Depreciation, Depletion and Amortization, Nonproduction, Total Dividends Payable [Table] Document Transition Report Document Transition Report Interest income Interest Income, Operating Interest Income, Operating, Total Accumulated depreciation SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Depreciation Expense 2025 Long-Term Debt, Maturity, Year Three Accumulated depreciation and amortization Real Estate Investment Property, Accumulated Depreciation, Total Accumulated depriciation and amortization Real Estate Investment Property, Accumulated Depreciation Total other income (expense) Nonoperating Income (Expense) Total other expense Total other expense Accrued offering costs due to affiliates. Accrued offering costs due to affiliates Depreciation and amortization Depreciation, Depletion and Amortization Depreciation, Depletion and Amortization, Total Impairment on long-lived assets to be held and used Impairment, Long-Lived Asset, Held-for-Use Impairment, Long-Lived Asset, Held-for-Use, Total Schedule of Segment Reporting Information, by Segment [Table] Commitments And Contingencies Disclosure [Text Block] Commitments and Contingencies Investment in real estate debt Investment in Real Estate Debt Investment in real estate debt. Selling commissions and dealer manager fees percentage on transaction price. Selling Commissions And Dealer Manager Fees Percentage On Transaction Price Upfront selling commissions and dealer manager fee percentage Schedule of Undiscouted Future Minimum Rents Expects to Recieve from Industrial Property Lessor, Operating Lease, Payment to be Received, Fiscal Year Maturity [Table Text Block] Entity Common Stock Shares Outstanding Entity Common Stock, Shares Outstanding Schedule of Other Assets [Table Text Block] Components of Other Assets Total Total Total Intangible liabilities, net Below Market Lease, Net Below Market Lease, Net, Ending Balance Below Market Lease, Net, Beginning Balance Commitment to purchase common stock value Commitment to Purchase Common Stock Value Commitment to purchase common stock value. Amortization of Debt Issuance Costs Amortization of deferred financing costs Long-Term Purchase Commitment [Line Items] Class E Shares Class E common stock. Class E Common Stock [Member] Additional Paid In Capital [Member] Additional Paid-In Capital Arrangements And Nonarrangement Transactions [Member] Collaborative Arrangement and Arrangement Other than Collaborative Upfront dealer manager fees maximum Upfront Dealer Manager Fees Maximum Upfront dealer manager fees maximum Intangibles Intangible Assets and Liabilities Disclosure [Text Block] Intangible assets and liabilities. Document Information [Line Items] Summary of Future Principal Payment Due Under Company's Mortgage Notes and Credit Facility Schedule of Maturities of Long-Term Debt [Table Text Block] Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Schedule of quantitative inputs and assumptions Entity Registrant Name Entity Registrant Name Schedule of Common Stock Outstanding Roll Forward [Table Text Block] Schedule of Outstanding Shares of Common Stock Mandatorily redeemable Class E units Liabilities, fair value disclosure Liabilities, Fair Value Disclosure Liabilities, Fair Value Disclosure, Total Earnings Per Share Earnings Per Share [Text Block] Statement Class Of Stock [Axis] Class of Stock Dispositions during the year SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Cost of Investment in Real Estate Sold Maturity Date Debt Instrument, Maturity Date Loans maturity date Total revenues Total revenues Revenues Maximum capital commitments. Maximum Capital Commitments Maximum capital commitments Asset Acquisition [Domain] Mezzanine Loan. Mezzanine Loan Mezzanine loan Statement [Line Items] Statement [Line Items] Liabilities, Fair Value Disclosure [Abstract] Year Built/Last Renovated Real Estate and Accumulated Depreciation, Year of Construction Real estate and accumulated depreciation, year of construction. Initial Cost - Building and Building Improvements SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements Security12b Title Title of 12(b) Security Intangible assets, gross Finite-Lived Intangible Assets, Gross Finite-Lived Intangible Assets, Gross, Total Distributions declared Distributions declared Redeemable Noncontrolling Interest Decrease From Distributions To Noncontrolling Interest Holders Redeemable noncontrolling interest decrease from distributions to noncontrolling interest holders. Proceeds from secured credit facility Proceeds from Secured Lines of Credit Mandatorily Redeemable Class E Units Mandatorily Redeemable Class E Units [Policy Text Block] Mandatorily redeemable Class E units. Common Stock [Member] Common Stock Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Cash flow from operating activities: Net Cash Provided By Used In Operating Activities [Abstract] Equity Component [Domain] Equity Component Fair Value Measurement, Policy [Policy Text Block] Fair Value Measurements Real estate related securities Total Real Estate Investment Property, at Cost Entity Address State Or Province Entity Address, State or Province Caroline West Gray Caroline West Gray [Member] Caroline west gray. Geographical [Axis] Land and land improvements Land And Land Improvements Purchase Price Allocation Land and land improvements purchase price allocation. Equity Securities, FV-NI, Valuation Technique [Extensible Enumeration] Mandatorily redeemable Class E units, Valuation Technique [Extensible Enumeration] Net change in cash Net change in cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Document Type Document Type Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activities Furniture, fixtures and equipment Fixtures and Equipment, Gross Gross Amounts at which Carried at the Close of Period, Total Gross Amounts at which Carried at the Close of Period, Total Real estate asset at carrying value Balance at the end of the year Balance at the beginning of the year Entity Shell Company Entity Shell Company Multifamily Multifamily Segment [Member] Multifamily segment. Payments For Deposits On Real Estate Acquisitions Deposits on real estate acquisition Annual hurdle percentage Annual Hurdle Percentage Annual hurdle percentage. Encumbrances Real Estate Debt Amount of Encumbrances Real estate debt amount of encumbrances. Class T Shares Class T Shares. Class T Shares [Member] Segment Reporting Information [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Number of position owned in real estate debt investment. Number of Position Owned in Real Estate Debt Investment Number of position owned in real estate debt investment Percentage of ownership acquired Asset Acquisition Percentage Of Ownership Interests Acquired Asset acquisition percentage of ownership interests acquired. Fair Value, Recurring and Nonrecurring [Table] Security Exchange Name Security Exchange Name Class of Stock [Line Items] Below-market lease intangibles Below-market lease intangibles Below Market Lease Intangibles Purchase Price Allocation Below market lease intangibles purchase price allocation. Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Net Cash Provided By Used In Operating Activities Net cash used in operating activities Net cash used in operating activities Funded deposits Deposits Deposits, Total Assumed mortgage note, net Asset Acquisitions Recognized Identifiable Assets Acquired And Liabilities Assumed Mortgage Note, Net Asset acquisitions recognized identifiable assets acquired and liabilities assumed mortgage note, net. Commitments And Contingencies Disclosure [Abstract] Thereafter Lessor, Operating Lease, Payment to be Received, after Year Five IOS Facility I O S Facility [Member] IOS facility. Principles of Consolidation Consolidation, Policy [Policy Text Block] Ending balance, December 31, 2022 Common Stock Shares Outstanding Common Stock, Shares, Outstanding Beginning balance, December 31 2021 Common stock, shares sold Mortgage Notes and Secured Credit Facility Debt Disclosure [Text Block] Level 2 Fair Value, Inputs, Level 2 [Member] Secured credit facility Secured credit facility. Secured Credit Facility [Member] Credit Facility Cash flow from investing activities: Net Cash Provided By Used In Investing Activities [Abstract] Other accrued costs due to affiliate Other Accrued Costs Due To Affiliate Other accrued costs due to affiliate. Commitments And Contingencies Commitments and Contingencies (Note 12) Common Stock Shares Issued Common Stock, Shares, Issued Beginning balance, December 31 2021 Common stock, shares issued Initial Cost - Land and Land Improvements SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land Variable Rate [Domain] Minimum [Member] Minimum Investment extension option. Investment Extension Option Extension option Industrial Properties Industrial Property Industrial Property [Member] Maturity Date Investment Maturity Date Segments [Domain] Payment of outstanding balance Repayments of Lines of Credit Payment of outstanding principle balance Number of Positions Number Of Investment Positions Number Of Investment Positions Asset Acquisition [Abstract] Summary of significant accounting policies. Summary Of Significant Accounting Policies [Line Items] Summary Of Significant Accounting Policies [Line Items] Stockholders Equity [Abstract] Equity Unrealized loss included in mandatorily redeemable Class E units interest costs Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Unrealized Loss Included In Interest Costs Fair value measurement with unobservable inputs reconciliation recurring basis liability unrealized loss included in interest costs. Entity Address Address Line2 Entity Address, Address Line Two Segments [Axis] Assumed mortgage Asset Acquisitions Recognized Identifiable Assets Acquired And Liabilities Assumed Mortgage Loans Net Asset acquisitions recognized identifiable assets acquired and liabilities assumed mortgage loans net. Revenues: Revenues Revenues [Abstract] Amendment to Subscription Agreement Amendment to subscription agreement. Amendment To Subscription Agreement [Member] Subsequent Event Subsequent Event [Member] Class S Shares Class S Shares. Class S Shares [Member] Other income (expenses) Other Nonoperating Income (Expense), Total Other Nonoperating Income (Expense) Other expenses Employees of Adviser J P Morgan Investment Management Incorporated Employees [Member] J P Morgan investment management incorporated employees. Class E Shares and Class E Units Class E Shares and Class E Units [Member] Class E shares and class E units. Limited Partnership Agreement Of J P Morgan Real Estate Income Trust. Limited Partnership Agreement Of J P Morgan Real Estate Income Trust [Member] Limited Partnership Agreement of JPMREIT Schedule of Weighted-Average Amortization Periods for Intangible Assets and Liabilities Acquired Schedule of Weighted Average Amortization Periods for Intangible Assets and Liabilities Acquired [Table Text Block] Schedule of weighted average amortization periods for intangible assets and liabilities acquired. Number of Positions Number Of Real Estate Related Securities Position Number of real estate related securities position. Real Estate [Abstract] Entity Central Index Key Entity Central Index Key Market adjustment of mandatorily redeemable Class E units Unrealized loss on mandatorily redeemable class E units. Unrealized Loss on Mandatorily Redeemable Class E Units Class T Shares Class T Common Stock [member] Class t common stock. Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Class E operating partnership unit. Class E Operating Partnership Unit [Member] Class E Operating Partnership Unit Remaining percentage of interest acquired. Remaining Percentage of Interest Acquired Remaining percentage of interest acquired Accounting Policies [Abstract] Investments in Real Estate Investment in Real Estate Policy Text Block Investment in Real Estate Policy Text Block. Schedule of Aggregate Distributions Declared for Applicable Class of Common Stock Schedule of Dividends Payable [Table Text Block] Share repurchase plan, monthly Percentage of Repurchase Plan Restriction Monthly Percentage of repurchase plan restriction monthly. Investments, Debt and Equity Securities [Abstract] Philadelphia, PA Philadelphia Pennsylvania [Member] Philadelphia Pennsylvania [Member] Proceeds from mortgage notes Proceeds from Mortgage Notes Proceeds from mortgage notes. Class I common stock Member. ClassICommonStock[Member] Class I Shares Class I Common Stock [Member] Dispositions SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Investment in Real Estate Sold Intangible assets, net Other Intangible Assets, Net Period to reimburse the advisor for all advanced organization and offering expenses following the one year anniversary of the date. Period For Reimbursement Of Advance Expenses Period for reimbursement of advance expenses Distributions payable Dividends Payable Measurement Frequency [Axis] Cash and restricted cash, end of year per financials Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations As Per Financials Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations As Per Financials Costs Capitalized Subsequent to Acquisition - Land and Land Improvements SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Land Rental revenue Rental revenue Operating Lease, Lease Income SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, by Property [Table] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward] Subsequent Event [Table] Subsequent Event [Table] General and administrative General and Administrative Expense, Total General and Administrative Expense General and administrative Organization Consolidation And Presentation Of Financial Statements [Abstract] Document Information [Table] (Increase) / decrease in other assets Increase (Decrease) in Other Current Assets Increase in other assets Partners' Capital Notes [Abstract] Deferred financing costs, net Debt Issuance Costs, Net, Total Debt Issuance Costs, Net Offering costs Other Other assets current and Noncurrent. Other Assets Current and Noncurrent Other income (expense) Other Income Expense Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Retained Earnings [Member] Accumulated Deficit Repurchase plan restriction limited to percentage of net asset value per month Repurchase Plan Restriction Limited to Percentage of Net Asset Value Per Month Repurchase plan restriction limited to percentage of net asset value per month. Other (corporate) Other (Corporate) Corporate and Other [Member] Class D Shares Class D Common Stock [Member] Class d common stock. Costs Capitalized Subsequent to Acquisition - Building and Building Improvements SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Building and Improvements Segment Reporting [Abstract] Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] SOFR SOFR Rate Asset Acquisition [Line Items] Revenue Recognition Revenue Recognition, Leases [Policy Text Block] Thereafter Long-Term Debt, Maturity, after Year Five Receivables Accounts Receivable, after Allowance for Credit Loss Accounts Receivable, after Allowance for Credit Loss, Total Entity Interactive Data Current Entity Interactive Data Current Entity Public Float Entity Public Float Schedule III - Real Estate and Accumulated Depreciation SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation Disclosure [Text Block] Interest income Interest Income, Debt Securities, Trading, Operating Schedule of gross carrying amount and accumulated amortization intangibles assets and liabilities. Schedule of Gross Carrying Amount and Accumulated Amortization of Intangibles Assets and Liabilities Schedule Of Gross Carrying Amount And Accumulated Amortization Of The Company's Intangibles Assets And Liabilities [Table Text Block] Related Party Transactions Disclosure [Text Block] Related Party Transactions Receivables Other Receivables Supplemental disclosure of non-cash investing and financing activities: Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract] Non-cash investing and financing activities: Land and land improvements Land and Land Improvements Land and Land Improvements, Total Related Party Transactions [Abstract] Share repurchases. Share Repurchase Policy [Text Block] Share Repurchases Common stock value authorized. Common Stock Value Authorized Common stock, shares authorized, amount Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Offering costs Offering costs Local Phone Number Local Phone Number Accrued acquisition costs due to affiliate Accrued Acquisition Costs Due To Affiliate Accrued acquisition costs due to affiliate. Number of times loans extension options. Number Of Times Loan Extension Options Number of times loans extension options Schedule of Computations of Basic and Diluted Net Loss per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Debt Disclosure [Abstract] Basis of Accounting, Policy [Policy Text Block] Basis of preparation 2024 Lessor, Operating Lease, Payment to be Received, Year Two I P O [Member] Primary Offering Consolidated Entities [Axis] Income Statement Location [Domain] Net working capital assumed Asset Acquisitions Purchase Price Allocation Of Net Working Capital Assumed Asset acquisitions purchase price allocation of net working capital assumed. 2023 Long-Term Debt, Maturity, Year One Sale of operating partnership units for exchange of gross proceeds Sale of operating partnership units for exchange of investment Partners' Capital Account, Sale of Units Partners' Capital Account, Sale of Units, Total Investment Income [Table] Summary of Investments in Real Estate Debt Debt Securities, Trading, and Equity Securities, FV-NI [Table Text Block] Mortgage notes and secured credit facility Long-Term Debt 2025 2025 Below Market Lease, Amortization Income, Year Three Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Total Shares Subject To Mandatory Redemption Settlement Terms Amount Mandatorily redeemable Class E units Distributions payable date to be paid year. Distributions payable, Year Distributions Payable Date to be Paid Year Operating Expenses Operating Expense [Member] Multifamily Properties Multifamily [Member] Document Fiscal Year Focus Document Fiscal Year Focus Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Intangible Assets, Net (Excluding Goodwill), Total Net asset value Net Asset Value Net asset value. Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Schedule of company's assets and liabilities measured at fair value on a recurring basis Noncash or Part Noncash Acquisition, Value of Liabilities Assumed, Total Noncash Or Part Noncash Acquisition Value Of Liabilities Assumed1 Accrued acquisition costs Number of common stock and preferred stock shares authorized. Number Of Common Stock And Preferred Stock Shares Authorized Number of common stock and preferred stock shares, authorized Total Number of Shares Net loss per share of common stock, basic Earnings Per Share, Basic, Total Earnings Per Share Basic Net loss per share of common stock - basic Net loss per share of common stock - basic Net loss per share of Class E common stock, basic Dividend declared per share Aggregate gross distributions declared per share of common stock Common Stock, Dividends, Per Share, Declared Organization costs. Organization Costs Organization costs Assets [Abstract] ASSETS Increase/ (decrease) in accrued expenses and other liabilities Increase (Decrease) in Accrued Liabilities, Total Increase (Decrease) in Accrued Liabilities Investments, Fair Value Disclosure, Total Investments, Fair Value Disclosure Investments, fair value disclosure Deferred financing costs, net Deferred Costs and Other Assets Reconciliation of cash and restricted cash to the Consolidated Balance Sheet: Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract] Contributions from non-controlling interests Proceeds from Noncontrolling Interests Summary of Company's Mortgage notes and secured credit facility Schedule of Long-Term Debt Instruments [Table Text Block] Investments in real estate, net Investments in real estate, net Investments in real estate, net Real Estate Investment Property, Net Houston, TX Houston, Texas [Member] Houston, texas. Proceeds from issuance of mandatorily redeemable Class E units Proceeds From Issuance of Units Limited Partners Units Proceeds from issuance of units limited partners units. Period for reimbursement of operating expenses. Period For Reimbursement Of Operating Expenses Period for reimbursement of operating expenses Maximum Principal Amount Debt Instrument, Face Amount Percentage of facility extension fee payment on existing maximum commitment Percentage of Facility Extension Fee Payment on Existing Maximum Commitment Payment percentage of facility extension fee payment on existing maximum commitment. Financial Instrument [Axis] Distribution expenses on Mandatorily Redeemable Class E Units Distribution Expenses On Mandatorily Redeemable Class E Units Distribution Expenses On Mandatorily Redeemable Class E Units. SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward] Long-Lived Tangible Asset [Axis] Liabilities And Stockholders Equity [Abstract] LIABILITIES AND EQUITY Summary of Income Recognized from Investments in Real Estate Related Securities Income Recognized From Investments In Real Estate Related Securities [Table Text Block] Income recognized from investments in real estate related securities. Preferred Stock [Member] Preferred Stock Purchase Price Aggregate purchase price Asset Acquisition, Price of Acquisition, Expected Net loss Profit Loss Net loss Net loss Net loss Distributions declared on common stock Distributions declared on common stock Dividends, Common Stock Dividends, Common Stock, Total 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Four Accrued expense and other liabilities current and non current. Accrued Expense and Other Liabilities Current and Non Current Accrued expenses and other liabilities Total Purchase price Purchase Price Payments to Acquire Real Estate, Total Acquisitions of real estate Payments to Acquire Real Estate Common class D. Common Class D [Member] Common Stock Class D Prepaid expenses Prepaid Expense 2024 Finite-Lived Intangible Asset, Expected Amortization, Year Two Total mortgage notes Mortgage notes, net Mortgage Notes Payable Mortgage notes payable. Segment Reporting Segment Reporting Disclosure [Text Block] Noncontrolling Interest [Abstract] Issuance of mandatorily redeemable Class E units Proceeds from mandatorily redeemable Class E units Private offering cost Fair Value Measurements Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV In-Place Lease Intangibles Leases, Acquired-in-Place [Member] Measurement Frequency [Domain] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Entity [Domain] Dividends Payable [Line Items] Investments in Real Estate [Line Items] Investments in real estate. Cover [Abstract] Weighted-average amortization periods (in years) Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Accrued distributions Accrued Distributions To Stockholders And Non Controlling Interests ccrued distributions to stockholders and non controlling interests Other Other Accounts Payable and Accrued Liabilities Maximum [Member] Maximum Other Real Estate Owned, Valuation Technique [Extensible Enumeration] Investment in real estate loan, Valuation Technique [Extensible Enumeration] Organization and offering costs. Organization And Offering Costs [Policy Text Block] Organization and Offering Costs Rental property operating Rental Property Operating Expenses Rental property operating expenses. AAA AAA Rating [Member] AAA rating. Distribution Reinvestment Plan Distribution reinvestment plan. Distribution Reinvestment Plan [Member] VIEs Variable Interest Entity, Primary Beneficiary [Member] Debt Securities, Trading, and Equity Securities, FV-NI [Table] Net Cash Provided By Used In Investing Activities Net cash used in investing activities Furniture, fixtures and equipment Furniture and Fixtures [Member] Asset Acquisition [Axis] Amortization of below market lease Amortization of below market lease Amortization of Below Market Lease Long-Term Purchase Commitment [Table] Fair Value, Inputs, Level 3 [Member] Level 3 Interest rate, variable Debt Instrument, Basis Spread on Variable Rate Percenatge of borrowing interest Cost Basis Debt Securities, Trading, and Equity Securities, FV-NI, Cost Debt Securities, Trading, and Equity Securities, FV-NI, Cost, Total Assets Held for Sale Assets Held for Sale [Member] Assets held for sale. Schedule of Net Loss and Weighted Average Number of Shares Outstanding Schedule Of Net Income Loss And Weighted Average Number Of Shares [Table Text Block] Schedule of net income loss and weighted average number of shares. Cash Cash Mandatorily Redeemable Class E Units Partners' Capital Notes Disclosure [Text Block] 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Five Equity Securities, FV-NI, Measurement Input [Extensible Enumeration] Mandatorily redeemable Class E units, Measurement Input [Extensible Enumeration] Investments in Real Estate [Abstract] Investments in real estate. Real Estate [Table] Due to affiliates Due to affiliate Total Total Other assets and liabilities. Other Assets and Liabilities [Text Block] Other Assets and Liabilities Estimated useful lives of assets Property, Plant and Equipment, Useful Life No Trading Symbol Flag Principal Balance Outstanding Long-Term Debt, Gross 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Three Other Liabilities Disclosure [Abstract] Common Stock Shares Authorized Common Stock, Shares Authorized Number of Common Shares, Authorized Mortgage loans on real estate remaining term of amortization schedule period Mortgage Loans On Real Estate Remaining Term Of Amortization Schedule Period Mortgage loans on real estate remaining term of amortization schedule period Net loss attributable to JPMREIT stockholders, diluted Net loss attributable to JPMREIT stockholders, diluted Net loss attributable to JPMREIT stockholders, diluted Net loss attributable to JPMREIT stockholders, diluted Schedule of Stockholders Equity [Table Text Block] Schedule of Number of Shares Authorized and Par Value Management fee equal to percentage of net asset value per annum. Management Fee Equal To Percentage Of Net Asset Value Per Annum Management fee equal to percentage of net asset value per annum. Intangible Assets, Gross (Excluding Goodwill) [Abstract] Total Stockholder's Equity Parent [Member] Title of Individual [Domain] Subsequent Event Type [Axis] Other assets and liabilities. Other Assets and Liabilities [Abstract] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Deferred Charges, Policy [Policy Text Block] Deferred Charges Total Lessor, Operating Lease, Payments to be Received Contributed to joint ventures Payments to Acquire Real Estate and Real Estate Joint Ventures Name of Property [Domain] Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] Title of Individual [Axis] Annual stock holder servicing fee percentage of gross proceeds limit. Annual Stock Holder Servicing Fee Percentage Of Gross Proceeds Limit Annual stockholder servicing fee percentage Director [Member] Directors Long-Lived Tangible Asset [Domain] Reclassification to distributions payable Reclassification to distributions payable Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Accrued loan costs due to affiliate Debt Issuance Costs Incurred During Noncash Or Partial Noncash Transaction Capital Unit Class [Domain] Capital Unit, Class Common Stock Par Or Stated Value Per Share Common Stock, Par or Stated Value Per Share Common stock par value Entity Well Known Seasoned Issuer Entity Well-known Seasoned Issuer Upfront selling commissions maximum percentage. Upfront Selling Commissions Maximum Percentage Upfront selling commissions maximum percentage. Real estate taxes payable Accrual for Taxes Other than Income Taxes Lessor, Lease, Description [Line Items] Sale of operating partnership units Partners' Capital Account, Units, Sale of Units, Total Partners Capital Account Units Sale Of Units Operating expenses. Operating Expenses Policy [Text Block] Operating Expenses Unrealized gain Unrealized Gain (Loss) on Investments Unrealized gain or loss on investment. Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Number of shares issued Number of share issued Pittsburgh, PA Metropolitan Area Pittsburgh, Pennsylvania [Member] Pittsburgh, pennsylvania. Estimated useful lives of asset Property, Plant and Equipment, Estimated Useful Lives Debt Instrument [Line Items] Long-Term Debt, Type [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain]