Allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Common stock par value (in Dollars per share) Common stock, par value Common Stock, Par or Stated Value Per Share Common stock shares authorized (in Shares) Common Stock, Shares Authorized Common stock shares issued (in Shares) Common Stock, Shares, Issued Preferred stock, par value (in Dollars per share) Preferred Stock, Par or Stated Value Per Share Preferred stock, shares authorized (in Shares) Preferred Stock, Shares Authorized Preferred stock, shares issued (in Shares) Preferred Stock, Shares Issued Statement of Financial Position [Abstract] Reimbursements Tenant Reimbursement Revenue In accordance with the provisions of their lease agreement, this element represents allowable charges due a landlord from its tenant. In retail store and office building leases, for example, tenant reimbursements may cover items such as taxes, utilities, and common area expenses. Depreciation Depreciation Depreciation Earnings per share: Dividends and Earnings Per Share [Abstract] Basic (in Dollars per share) Earnings Per Share, Basic Diluted (in Dollars per share) Earnings Per Share, Diluted (Loss) income on investment in tenancy-in-common FREIT's share of (loss) income on investment in TIC (65% interest) Loss on investment Income (Loss) from Equity Method Investments Income Statement [Abstract] Interest expense including amortization of deferred financing costs Interest expense including amortization of deferred financing costs Interest Expense, Operating and Nonoperating Investment income Interest income Investment Income, Interest Management fees Management Fee Expense Net income attributable to common equity Net loss attributable to noncontrolling interests in subsidiaries Net loss attributable to noncontrolling interests in subsidiaries Net Income (Loss) Attributable to Noncontrolling Interest Total expenses Operating expenses Operating Expenses Expenses: Operating Expenses [Abstract] Rental income Operating Lease, Lease Income Operating expenses Other General Expense Sundry income Other Income Net income Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Real estate taxes Real Estate Tax Expense Total revenue Revenue Revenues Revenue: Real estate rental revenue: Revenues [Abstract] Diluted (in Shares) Weighted Average Number of Shares Outstanding, Diluted Basic (in Shares) Weighted Average Number of Shares Outstanding, Basic Weighted average shares outstanding: Weighted Average Number of Shares Outstanding, Basic [Abstract] Unrealized gain on interest rate swap contract before reclassifications Other Comprehensive Income Loss Unrealizedloss Gain On Interest Rate Swap Contracts Before Reclassifications Unrealized (loss) gain on interest rate swap contracts before reclassifications. Net unrealized loss on interest rate swap contract FREIT recorded an unrealized loss Other Comprehensive Income Net Unrealizedloss Gain On Interest Rate Swap Contracts Net unrealized (loss) gain on interest rate swap contracts. Amount reclassified from accumulated other comprehensive income to interest expense Other Comprehensive Income Reclassified From Accumulated Other Comprehensive Income To Interest Expense Amount reclassified from accumulated other comprehensive income to interest expense. Comprehensive income attributable to common equity Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive loss attributable to noncontrolling interests in subsidiaries Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Net unrealized gain on U.S. Treasury securities available-for-sale Net unrealized loss on U.S. Treasury securities available-for-sale OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment and Tax Other comprehensive income: Other Comprehensive Income (Loss), Net of Tax [Abstract] Amount reclassified from accumulated other comprehensive income to investment income OCI, Debt Securities, Available-for-Sale, Transfer from Held-to-Maturity, Gain (Loss), before Adjustment and Tax Unrealized gain on U.S. Treasury securities available-for-sale before reclassifications OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax Statement of Comprehensive Income [Abstract] Net unrealized gain on investment in U.S. Treasury securities available-for-sale Net Unrealized Gainloss On Investment In USTreasury Securities Availableforsale Net unrealized gain (loss) on investment in U.S. Treasury securities available-for-sale. Net unrealized loss on interest rate swap contract Net Unrealized Loss On Interest Rate Swap Contracts The amount of net unrealized loss on interest rate swap contracts. Accumulated Other Comprehensive Income AOCI Attributable to Parent [Member] Additional Paid-In-Capital Additional Paid-in Capital [Member] Common Stock Common stock, par value $0.01 per share Common Stock [Member] Dividends declared Dividends, Common Stock Equity Component [Domain] Distributions to noncontrolling interests in subsidiaries Noncontrolling Interest, Increase from Subsidiary Equity Issuance Noncontrolling Interests in Subsidiaries Noncontrolling Interest [Member] Total Common Equity Parent [Member] Equity Incentive Plan [Abstract] Equity Incentive Plan Share-Based Payment Arrangement [Text Block] Dividends and earnings per share Earnings Per Share [Text Block] Segment Information [Abstract] Segment information Segment Reporting Disclosure [Text Block] Deferred leasing costs Payments for Leasing Costs Dividends paid Payments of Ordinary Dividends, Common Stock Deferred financing costs Payments of Financing Costs Purchase of U.S. Treasury securities Payments to Acquire Marketable Securities Total fixed rate mortgages payable Long-Term Debt, Percentage Bearing Fixed Interest, Amount Interest Rate Long-Term Debt, Percentage Bearing Fixed Interest, Percentage Rate Total mortgages payable, net Long-Term Debt, Percentage Bearing Variable Interest, Amount Long-Term Debt, Type [Axis] Long-Term Debt, Type [Domain] Schedule of Mortgages Payable [Line Items] Mortgages [Member] Mortgages [Member] Fair Value Debt Instrument, Fair Value Disclosure Schedule of Estimated Fair Value and Net Carrying Value of Long-Term Debt [Abstract] Carrying Value, Net Long-Term Debt Schedule of Principal Amounts [Abstract] 2026 Long-Term Debt, Maturity, Remainder of Fiscal Year 2030 Long-Term Debt, Maturity, Year Four 2029 Long-Term Debt, Maturity, Year Three 2028 Long-Term Debt, Maturity, Year Two 2027 Long-Term Debt, Maturity, Year One Accreted interest on investment in U.S. Treasury securities Accreted interest on investment in U.S. Treasury securities Accreted Interest On Investment In USTreasury Securities Adjustment of accreted interest on investment in U.S. treasury securities. Fair Value Measurements (Details) [Table] FREIT [Member] FREITMember Increasing the escrow balance Increasing Balance Fund Represent the amount of increasing balance fund. Middletown, NY Mortgage [Member] Middletown Ny Mortgage Member Middletown, NY Mortgage [Member] Mortgages Payable and Line of Credit (Details) [Table] Outstanding balance Outstanding Balance The amount of outstanding balance. Plan Name [Domain] Equity Incentive Plan [Table] Deferred Compensation Arrangement with Individual, Share-Based Payment [Table] Available for issuance shares Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Closing price per share Share-Based Compensation Arrangement by Share-Based Payment Award, Per Share Weighted Average Price of Shares Purchased Board approved issued shares Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period Cash compensation Stock Issued During Period, Value, Issued for Services Rental Income [Abstract] Rental Income Lessor, Operating Leases [Text Block] Schedule of Minimum Fixed Lease Consideration Under Non-Cancelable Tenant Operating Leases Lessor, Operating Lease, Payment to be Received, Maturity [Table Text Block] Lease terms for residential tenants Years Minimum Term Range Of Residentiall Leases Years term range of residentiall leases. Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Statistical Measurement [Axis] Statistical Measurement [Domain] Rental Income [Line Items] Lessor, Lease, Description [Line Items] Rental Income [Table] Lessor, Lease, Description [Table] Schedule of Minimum Fixed Lease Consideration Under Non-Cancelable Tenant Operating Leases [Abstract] Total Lessor, Operating Lease, Payment to be Received, Total Escrow balance Escrow Deposit Principal and interest amount Investment Owned, Balance, Principal Amount Hekemian & Co [Member] Hekemian Co Member Investment in Tenancy-In-Common [Abstract] Investment in Tenancy-in-Common [Abstract] Investment in Tenancy-In-Common [Table] Investment in Tenancy-in-Common (Details) [Table] Investment in Tenancy-In-Common [Line Items] Investment in Tenancy-in-Common [Line Items] Undivided interest Investment Undivided Interest Rate Percentage of investment undivided interest rate. Investment in tenancy-in-common FREIT's investment in TIC (65% interest) Net amount Station Place swap [Member] Station Place Swap Member Station Place Swap [Member] Available for sale Investment in U.S. Treasury securities available-for-sale Debt Securities, Available-for-Sale Derivative Contract [Domain] Derivative Instrument [Axis] Fair Value Measurements [Line Items] Fair Value Measurements [Abstract] Fair value asset Fair Value, Net Asset (Liability) Allan Tubin [Member] Allan Tubin Member Allan Tubin [Member] Fees charged to operation Fees Charged To Operation Fees charged to operation. Receivables and other assets Accounts Receivable, after Allowance for Credit Loss Total Assets Assets Mortgages payable, net of unamortized debt issuance costs Mortgages payable Loans Payable Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities Tenants' security deposits Security Deposit Liability Operating income Total net operating income Operating Income (Loss) Percentage of FREIT's share of loss on investment in TIC Percentage Of FREITs Share Of Loss On Investment In TIC Percentage of loss on investment. Pierre Towers [Member] Pierre Towers Member Schedule of Statements of Operations of the Pierre Towers Property Abstract Condensed Income Statement [Table] Schedule of Statements of Operations of the Pierre Towers Property [Line Items] Consolidated Entities [Axis] Consolidated Entities [Domain] FREIT additional funded Additional Borrowings From FREIT Represent the amount of additional borrowings from FREIT. Outstanding balance on line of credit Line of Credit Assumed Line of credit, available Line of Credit Facility, Current Borrowing Capacity Repayment of loan Loans Payable, Current Outstanding loan balance Long-Term Debt, Average Amount Outstanding Schedule of Balance Sheets of the Pierre Towers Property Condensed Balance Sheet [Table Text Block] Schedule of Statements of Operations of the Pierre Towers Property Condensed Income Statement [Table Text Block] Mortgages Payable and Line of Credit [Abstract] Schedule of Mortgages Payable and Line of Credit Schedule of Long-Term Debt Instruments [Table Text Block] Ownership [Axis] Ownership [Domain] Business Combination [Axis] Business Combination [Domain] TIC Agreement [Member] TICAgreement Member TIC Agreement [Member] Total Liabilities and Equity Liabilities and Equity Common Equity: Stockholder Rights Plan [Abstract] Tenants' security accounts Deposits Assets Common stock with par value of $0.01 per share: 20,000,000 shares authorized; 7,471,344 shares issued at January 31, 2026 and October 31, 2025 Common Stock, Value, Issued Segments [Domain] Commercial [Member] Commercial Real Estates Member Commercial [Member] Residential [Member] Residential Real Estates Member Residential [Member] Schedule of Asset Information is Not Reported since FREIT [Line Items] Total real estate rental revenue Real Estate Rental Revenue Real estate rental revenue. Real estate operating expenses: Operating Costs and Expenses [Abstract] Provision for federal or state income taxes (in Dollars) Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Percentage of ordinary taxable income distributed Percentage Of Ordinary Taxable Income Distributed Percentage of ordinary taxable income distributed. Percentage of ordinary taxable income Percentage Of Ordinary Taxable Income Percentage of ordinary taxable income. Management agreement, fees and transactions with related party [Line Items] Basis of Presentation [Abstract] Basis of presentation Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Title and Position [Axis] Title and Position [Domain] Additional paid-in-capital Additional Paid in Capital Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Dividends and Earnings Per Share (Details) [Table] Dividends and Earnings Per Share [Line Items] Dividends declared Dividends Management fees Management and Service Fees, Rate Director fee expense Director Fee Fees incurred Payment for Management Fee Commissions and reimbursements Payments for Commissions Related Party Transaction [Axis] Related Party Transaction [Domain] City Area Code Cover [Abstract] Current Fiscal Year End Date Document Fiscal Period Focus Recently issued accounting standards [Abstract] Recently issued accounting standards Accounting Standards Update and Change in Accounting Principle [Text Block] Income tax positions Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Amendment Flag Entity Tax Identification Number Local Phone Number Trading Symbol Class of Stock [Domain] Preferred Stock Purchase Rights Preferred Stock [Member] Class of Stock [Axis] Title of 12(b) Security Retained Earnings Retained Earnings [Member] Balance (in Shares) Balance (in Shares) Shares, Outstanding Equity Components [Axis] Statement [Line Items] Statement of Stockholders' Equity [Abstract] Statement [Table] Balance Balance Equity Total Equity Equity, Including Portion Attributable to Noncontrolling Interest Deferred rents - straight line rent Deferred Rents Straight Line Rent Deferred rent adjustment resulting from the difference between the rental payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense over the term of the leased property, by the lessor or lessee, respectively. Dividends declared but not paid Dividends Declared But Not Paid Represent the amount of dividends declared but not paid. Mortgage escrows (included in prepaid expenses and other assets) Mortgage Escrowsincluded In Prepaid Expenses And Other Assets Mortgage escrows (included in prepaid expenses and other assets). Financing activities: Additional Cash Flow Elements, Financing Activity [Abstract] Investing activities: Additional Cash Flow Elements, Investing Activity [Abstract] Amortization Amortization Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract] Accrued capital expenditures, construction costs and pre-development costs Capital Expenditures Incurred but Not yet Paid Cash and cash equivalents Cash and Cash Equivalent Cash, cash equivalents and restricted cash, end of period Cash, cash equivalents and restricted cash, beginning of period Total cash, cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the condensed consolidated balance sheets: Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation [Abstract] Net increase (decrease) in cash, cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation Tenants' security accounts Deposit Assets Loss (income) on investment in tenancy-in-common Gain (Loss) on Sale of Investments Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Deferred revenue Increase (Decrease) in Contract with Customer, Liability Tenants' security accounts Increase (Decrease) in Deposit Assets Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Accounts receivable, prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activity Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Net cash provided by investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Capital improvements - existing properties Payments for Capital Improvements Distributions to noncontrolling interests in subsidiaries Payments to Noncontrolling Interests Distribution from investment in tenancy-in-common Proceeds from Equity Method Investment, Distribution, Return of Capital Proceeds from maturities of U.S. Treasury securities Proceeds from Sale and Maturity of Marketable Securities Bad debt expense Accounts Receivable, Credit Loss Expense (Reversal) Repayment of mortgages Repayments of Secured Debt Statement of Cash Flows [Abstract] Supplemental disclosure of cash flow data: Supplemental Cash Flow Information [Abstract] Investment in Tenancy-In-common Equity Method Investments and Joint Ventures Disclosure [Text Block] Mortgages payable and line of credit Debt Disclosure [Text Block] Fair Value Measurements Fair Value Disclosures [Text Block] Management Agreement, Fees and Transactions with Related Party [Abstract] Management agreement, fees and transactions with related party Related Party Transactions Disclosure [Text Block] Income Taxes [Abstract] Income taxes Income Tax Disclosure [Text Block] Percentage of management fees of rent collected Percentage Of Management Fees Of Rent Collected Percentage of management fees of rent collected. Schedule of Balance Sheets of the Pierre Towers Property [Abstract] Schedule of Balance Sheets of the Pierre Towers Property Abstract Equity Incentive Plan [Line Items] Deferred Compensation Arrangement with Individual, Share-Based Payments [Line Items] Plan Name [Axis] Fixed interest rate percentage Short-Term Debt, Percentage Bearing Fixed Interest Rate Berdan Court - Wayne, NJ [Member] Fixed Rate Mortgages Payable [Member] Preakness S/C - Wayne, NJ[Member] Regency Club - Middletown, NY [Member] Schedule Of Mortgages Payable And Line Of Credit Abstract Station Place - Red Bank, NJ [Member] Steuben Arms - River Edge, NJ [Member] Westwood Hills - Westwood, NJ [Member] Westwood Plaza - Westwood, NJ [Member] Debt Instrument [Axis] Debt Instrument, Name [Domain] Schedule of Long-Term Debt Instruments [Table] Total unamortized debt issuance costs Debt Issuance Cost, Gross, Noncurrent Maturity Long-Term Debt, Maturity Date Thereafter Lessor, Operating Lease, Payment to be Received, Year Five 2030 Lessor, Operating Lease, Payment to be Received, Year Four 2027 Lessor, Operating Lease, Payment to be Received, Year One 2026 Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year 2029 Lessor, Operating Lease, Payment to be Received, Year Three 2028 Lessor, Operating Lease, Payment to be Received, Year Two Percentage of FREIT's investment in TIC Percentage Of FREITs Investment In TIC Percentage of investment. Schedule of Balance Sheets of the Pierre Towers Property [Line Items] Condensed Balance Sheet Statement [Table] Preakness shopping center [Member] Preakness Shopping Center Member Valley National Bank [Member] Valley National Bank Member Westwood Hills [Member] Westwood Hills Member Refund amount Customer Refund Liability, Current Loan balance Debt Instrument, Debt Default, Amount Basis points, interest rate Debt Instrument, Basis Spread on Variable Rate Loan amount Debt Instrument, Face Amount Fixed interest rate Debt Instrument, Interest Rate, Stated Percentage Mortgages Payable and Credit Line [Line Items] Maturity date of loan Debt Instrument, Maturity Date Monthly installments of principal Debt Instrument, Periodic Payment, Principal Term of the loan Debt Instrument, Term Deferred interest Deferred Tax Liabilities, Deferred Expense, Capitalized Interest Real estate, net Real estate, at cost, net of accumulated depreciation Real Estate Investment Property, Net Schedule of Consolidated Net Income Attributable to Common Equity Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of Estimated Fair Value and Carrying Value of Freit’s Long-Term Debt Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Schedule of Principal Amounts Schedule of Maturities of Long-Term Debt [Table Text Block] Deferred revenue Deferred Revenue Percentage of ownership interest Subsidiary, Ownership Percentage, Parent Sand ACommercial Associates Limited Partnership Member [Member] Pierre Towers Llc Member [Member] Pierre Towers Property Member [Member] David B. Hekemian [Member] Westwood Plaza shopping center [Member] Equity Incentive Plan [Member] Management Agreement, Fees and Transactions with Related Party (Details) [Table] Robert S. Hekemian, Jr. [Member] Robert SHekemian Jr Member Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event [Member] Document Fiscal Year Focus Document Information [Line Items] Document Information [Table] Document Period End Date Document Quarterly Report Document Transition Report Document Type Entity Address, Address Line One Entity Address, City or Town Entity Address, Postal Zip Code Entity Address, State or Province Entity Central Index Key Entity Current Reporting Status Entity Emerging Growth Company Entity File Number Entity Filer Category Entity Incorporation, State or Country Code Entity Interactive Data Current Entity Registrant Name Entity Shell Company Entity Small Business Deferred rents - straight lining Straight Line Rent Adjustments (Loss) income on investment in tenancy-in-common Gain (Loss) on Investments General and administrative expenses General and Administrative Expense Total Common Equity Equity, Attributable to Parent Retained earnings Retained Earnings (Accumulated Deficit) Preferred stock with par value of $0.01 per share: 5,000,000 and 0 shares authorized and issued, respectively Preferred Stock, Value, Issued Noncontrolling interests in subsidiaries Equity, Attributable to Noncontrolling Interest Entity Common Stock, Shares Outstanding Less unamortized debt issuance costs Unamortized Debt Issuance Expense Prepaid expenses and other assets Prepaid Expense and Other Assets Mortgages payable, net Notes and Loans Payable Liabilities: Liabilities [Abstract] Total Liabilities Liabilities Dividends payable Dividends Payable Construction in progress Development in Process Receivables arising from straight-lining of rents Deferred Rent Receivables, Net Deferred revenue Contract with Customer, Liability ASSETS Assets [Abstract] Accounts receivable, net of allowance for doubtful accounts of $257 and $258 as of January 31, 2026 and October 31, 2025, respectively Accounts Receivable, after Allowance for Credit Loss, Current Interest rate swap contract Interest Rate Swap Contracts Amount of Interest rate swap contracts. Deferred charges, net Deferred Charges Net Deferred charges consist of leasing commissions are amortized on the straight-line method over the terms of the applicable leases. Security Exchange Name Total real estate operating expenses Operating Costs and Expenses Net operating income: Operating Income (Loss) [Abstract] Recurring capital improvements - residential Recurring Capital Improvements Residential Represent the amount of recurring capital improvements residential. Reconciliation to condensed consolidated net income attributable to common equity: Net Income (Loss) Attributable to Parent [Abstract] Segment NOI Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Financing costs Financing Interest Expense Dividends price per share (in Dollars per share) Dividends Payable, Amount Per Share Number of reportable segments Number of Reportable Segments Segments [Axis] Schedule of Segment Reporting Information, by Segment [Table] Schedule Of Consolidated Net Income Attributable To Common Equity Abstract Commitments and contingencies Commitments and Contingencies