$FREVS
FIRST REAL ESTATE INVESTMENT TRUST OF NEW JERSEY Stock $frevs

$frevs Overview Financials Valuation SEC Filings Company Website

2023 Q1 Form 10-K Financial Statement

#000117494723000058 Filed on January 27, 2023

Income Statement

Concept	2023 Q1	2022 Q4	2022
Revenue	$6.979M	$7.048M	$31.27M
YoY Change	-34.46%	-42.19%	-37.82%
Cost Of Revenue	$3.888M		$18.83M
YoY Change	-36.84%		-25.59%
Gross Profit	$3.091M		$12.44M
YoY Change	-31.2%		-50.21%
Gross Profit Margin	44.29%		39.77%
Selling, General & Admin	$326.0K		$1.451M
YoY Change	-34.41%		-33.38%
% of Gross Profit	10.55%		11.67%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$722.0K		$3.995M
YoY Change	-60.33%		-57.04%
% of Gross Profit	23.36%		32.12%
Operating Expenses	$4.936M		$24.28M
YoY Change	-41.74%		-34.0%
Operating Profit	$3.620M		-$11.84M
YoY Change	66.36%		-187.7%
Interest Expense	$1.876M		$8.064M
YoY Change	-35.93%		-34.31%
% of Operating Profit	51.82%
Other Income/Expense, Net
YoY Change
Pretax Income	$3.620M		$69.24M
YoY Change	-32.12%		6513.56%
Income Tax
% Of Pretax Income
Net Earnings	$419.0K	-$554.0K	$45.99M
YoY Change	-99.08%	-466.89%	4861.38%
Net Earnings / Revenue	6.0%	-7.86%	147.08%
Basic Earnings Per Share	$0.06	-$0.08	$6.52
Diluted Earnings Per Share	$0.06	-$0.08	$6.45
COMMON SHARES
Basic Shares Outstanding	7.436M shares		7.055K shares
Diluted Shares Outstanding	7.433K shares		7.132K shares

Balance Sheet

Concept	2023 Q1	2022 Q4	2022
SHORT-TERM ASSETS
Cash & Short-Term Investments	$37.19M		$49.58M
YoY Change	-61.04%		38.13%
Cash & Equivalents	$37.19M	$49.58M	$49.58M
Short-Term Investments
Other Short-Term Assets	$3.018M		$3.176M
YoY Change	-1.34%		-42.18%
Inventory
Prepaid Expenses
Receivables	$1.383M		$1.592M
Other Receivables	$0.00		$0.00
Total Short-Term Assets	$41.59M		$54.35M
YoY Change	-58.42%		16.24%
LONG-TERM ASSETS
Property, Plant & Equipment	$96.03M		$96.56M
YoY Change	-1.67%		-64.41%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$18.73M	$18.80M	$18.80M
YoY Change	-0.9%	-3.02%	-3.02%
Other Assets	$233.0K		$244.0K
YoY Change	20.73%		-88.03%
Total Long-Term Assets	$122.9M		$124.3M
YoY Change	-3.54%		-58.48%
TOTAL ASSETS
Total Short-Term Assets	$41.59M		$54.35M
Total Long-Term Assets	$122.9M		$124.3M
Total Assets	$164.5M	$178.6M	$178.6M
YoY Change	-27.67%	-48.38%	-48.38%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.426M		$1.306M
YoY Change	-49.14%		-45.01%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00		$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$3.083M		$15.48M
YoY Change	-57.59%		42.99%
LONG-TERM LIABILITIES
Long-Term Debt	$137.8M		$138.1M
YoY Change	0.95%		-53.96%
Other Long-Term Liabilities	$451.0K		$357.0K
YoY Change	-73.09%		-89.66%
Total Long-Term Liabilities	$138.2M		$138.4M
YoY Change	0.06%		-54.36%
TOTAL LIABILITIES
Total Short-Term Liabilities	$3.083M		$15.48M
Total Long-Term Liabilities	$138.2M		$138.4M
Total Liabilities	$141.3M	$153.9M	$152.7M
YoY Change	-2.41%	-51.01%	-50.65%
SHAREHOLDERS EQUITY
Retained Earnings	-$6.330M	-$6.208M
YoY Change	-110.91%	-147.89%
Common Stock	$74.00K	$73.00K
YoY Change	4.23%	2.82%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$26.59M	$25.91M	$25.91M
YoY Change
Total Liabilities & Shareholders Equity	$164.5M	$178.6M	$178.6M
YoY Change	-27.67%	-48.38%	-48.38%

Cashflow Statement

Concept	2023 Q1	2022 Q4	2022
OPERATING ACTIVITIES
Net Income	$419.0K	-$554.0K	$45.99M
YoY Change	-99.08%	-466.89%	4861.38%
Depreciation, Depletion And Amortization	$722.0K		$3.995M
YoY Change	-60.33%		-57.04%
Cash From Operating Activities	-$862.0K		$7.315M
YoY Change	-129.78%		-40.13%
INVESTING ACTIVITIES
Capital Expenditures	-$330.0K		$1.570M
YoY Change	-31.96%		-181.1%
Acquisitions
YoY Change
Other Investing Activities	-$251.5M		$251.3M
YoY Change	-199.47%		174388.19%
Cash From Investing Activities	-$354.0K		$249.7M
YoY Change	-100.14%		-14033.76%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$11.77M		-$237.6M
YoY Change	-93.72%		2079.59%
NET CHANGE
Cash From Operating Activities	-$862.0K		$7.315M
Cash From Investing Activities	-$354.0K		$249.7M
Cash From Financing Activities	-$11.77M		-$237.6M
Net Change In Cash	-$12.98M		$19.46M
YoY Change	-119.13%		-4221.82%
FREE CASH FLOW
Cash From Operating Activities	-$862.0K		$7.315M
Capital Expenditures	-$330.0K		$1.570M
Free Cash Flow	-$532.0K		$5.745M
YoY Change	-115.74%		-59.41%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	693000	usd
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2022	frevsob	Special Comittee Expenses SpecialComitteeExpenses		usd
CY2021	frevsob	Special Comittee Expenses SpecialComitteeExpenses		usd
CY2022	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19		usd
CY2021	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19		usd
CY2021	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets		usd
CY2020	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets		usd
CY2021	us-gaap	Gain Loss On Contract Termination GainLossOnContractTermination		usd
CY2020	us-gaap	Gain Loss On Contract Termination GainLossOnContractTermination		usd
CY2022	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary		usd
CY2021	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary		usd
CY2021	frevsob	Amount Reclassified From Accumulated Other Comprehensive Income To Realized Gain On Terminati AmountReclassifiedFromAccumulatedOtherComprehensiveIncomeToRealizedGainOnTerminati		usd
CY2020	frevsob	Amount Reclassified From Accumulated Other Comprehensive Income To Realized Gain On Terminati AmountReclassifiedFromAccumulatedOtherComprehensiveIncomeToRealizedGainOnTerminati		usd
CY2020	frevsob	Vested Share Units Issued To Consultant And Retired Directors VestedShareUnitsIssuedToConsultantAndRetiredDirectors		usd
CY2020	frevsob	Vested Share Units Issued To Consultant And Retired Directors VestedShareUnitsIssuedToConsultantAndRetiredDirectors		usd
CY2021	frevsob	Vested Share Units Issued To Consultant And Retired Directors VestedShareUnitsIssuedToConsultantAndRetiredDirectors		usd
CY2021	frevsob	Vested Share Units Issued To Consultant And Retired Directors VestedShareUnitsIssuedToConsultantAndRetiredDirectors		usd
CY2021	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets		usd
CY2021	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets		usd
CY2020	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets		usd
CY2020	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets		usd
CY2022	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19		usd
CY2022	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19		usd
CY2021	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19		usd
CY2021	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19		usd
CY2022	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary		usd
CY2022	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary		usd
CY2021	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary		usd
CY2021	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary		usd
CY2021	frevsob	Deferred Real Estate Tax Appeal Fees DeferredRealEstateTaxAppealFees		usd
CY2021	frevsob	Deferred Real Estate Tax Appeal Fees DeferredRealEstateTaxAppealFees		usd
CY2020	frevsob	Deferred Real Estate Tax Appeal Fees DeferredRealEstateTaxAppealFees		usd
CY2020	frevsob	Deferred Real Estate Tax Appeal Fees DeferredRealEstateTaxAppealFees		usd
CY2022	frevsob	Deferred Interest On Mortgages DeferredInterestOnMortgages		usd
CY2021	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale		usd
CY2022	frevsob	Deferred Interest On Mortgages DeferredInterestOnMortgages		usd
CY2021	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale		usd
CY2020	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale		usd
CY2022	frevsob	Deconsolidation Of Subsidiary Cash And Cash Equivalents DeconsolidationOfSubsidiaryCashAndCashEquivalents		usd
CY2021	frevsob	Deconsolidation Of Subsidiary Cash And Cash Equivalents DeconsolidationOfSubsidiaryCashAndCashEquivalents		usd
CY2022	frevsob	Net Carrying Value Of Assets And Liabilities Deconsolidated NetCarryingValueOfAssetsAndLiabilitiesDeconsolidated		usd
CY2020	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale		usd
CY2021	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable		usd
CY2021	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable		usd
CY2021	frevsob	Net Carrying Value Of Assets And Liabilities Deconsolidated NetCarryingValueOfAssetsAndLiabilitiesDeconsolidated		usd
CY2020	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable		usd
CY2021	frevsob	Funds Held In Postclosing Escrow FundsHeldInPostclosingEscrow		usd
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CY2022	us-gaap	Cash Divested From Deconsolidation CashDivestedFromDeconsolidation		usd
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CY2021	us-gaap	Cash Divested From Deconsolidation CashDivestedFromDeconsolidation		usd
CY2021	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt		usd
CY2021	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt		usd
CY2020	frevsob	Funds Held In Postclosing Escrow FundsHeldInPostclosingEscrow		usd
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised		usd
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised		usd
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised		usd
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised		usd
CY2022	dei	Document Type DocumentType	10-K
CY2022	dei	Document Annual Report DocumentAnnualReport	true
CY2022	dei	Document Period End Date DocumentPeriodEndDate	2022-10-31
CY2022	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--10-31
CY2022	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022	dei	Document Transition Report DocumentTransitionReport	false
CY2022	dei	Entity File Number EntityFileNumber	000-25043
CY2022	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
CY2022	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	22-1697095
CY2022	dei	Entity Address Address Line1 EntityAddressAddressLine1	505 Main Street
CY2022	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 400
CY2022	dei	Entity Address City Or Town EntityAddressCityOrTown	Hackensack
CY2022	dei	Entity Address State Or Province EntityAddressStateOrProvince	NJ
CY2022	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	07601
CY2022	dei	Security12b Title Security12bTitle	Common stock, par value $0.01 per share
CY2022	dei	Trading Symbol TradingSymbol	FREVS
CY2022	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2022	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2022	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	false
CY2022	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2022	dei	Entity Small Business EntitySmallBusiness	true
CY2022	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2022	dei	Entity Shell Company EntityShellCompany	false
CY2023Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	7435753	shares
CY2022	dei	Auditor Firm AuditorFirmId	274
CY2022	dei	Auditor Name AuditorName	EisnerAmper LLP
CY2022	dei	Document Type DocumentType	10-K
CY2022	dei	Auditor Location AuditorLocation	New York, New York
CY2022	dei	Document Annual Report DocumentAnnualReport	true
CY2022	dei	Document Period End Date DocumentPeriodEndDate	2022-10-31
CY2022Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	95875000	usd
CY2022	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--10-31
CY2021Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	270634000	usd
CY2022	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022Q4	us-gaap	Development In Process DevelopmentInProcess	688000	usd
CY2022	dei	Document Transition Report DocumentTransitionReport	false
CY2021Q4	us-gaap	Development In Process DevelopmentInProcess	665000	usd
CY2022	dei	Entity File Number EntityFileNumber	000-25043
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	49578000	usd
CY2022	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
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CY2022	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	22-1697095
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CY2022	dei	Entity Address State Or Province EntityAddressStateOrProvince	NJ
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CY2022	dei	Security12b Title Security12bTitle	Common stock, par value $0.01 per share
CY2022	dei	Trading Symbol TradingSymbol	FREVS
CY2022	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2022	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
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CY2022	dei	Entity Small Business EntitySmallBusiness	true
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CY2022	dei	Auditor Firm AuditorFirmId	274
CY2022	dei	Auditor Name AuditorName	EisnerAmper LLP
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CY2022Q4	us-gaap	Development In Process DevelopmentInProcess	688000	usd
CY2021Q4	us-gaap	Development In Process DevelopmentInProcess	665000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	49578000	usd
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CY2022Q4	us-gaap	Equity Method Investments EquityMethodInvestments	18798000	usd
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CY2021Q4	us-gaap	Deposits Assets DepositsAssets	1340000	usd
CY2022Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	790000	usd
CY2021Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	3747000	usd
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CY2021Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	1622000	usd
CY2021Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	5292000	usd
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CY2021Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	686000	usd
CY2022Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	1285000	usd
CY2021Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	2039000	usd
CY2022Q4	us-gaap	Deferred Revenue DeferredRevenue	357000	usd
CY2021Q4	us-gaap	Deferred Revenue DeferredRevenue	1143000	usd
CY2021Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	2308000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	153910000	usd
CY2021Q4	us-gaap	Liabilities Liabilities	314154000	usd
CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2022Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	5000000	shares
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	0	shares
CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	73000	usd
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	71000	usd
CY2022Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	30635000	usd
CY2021Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	25556000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-6208000	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	12963000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	1409000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-2017000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	25909000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	36573000	usd
CY2022Q4	us-gaap	Minority Interest MinorityInterest	-1170000	usd
CY2021Q4	us-gaap	Minority Interest MinorityInterest	-4622000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	24739000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	31951000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	178649000	usd
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	346105000	usd
CY2022	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	28453000	usd
CY2021	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	44160000	usd
CY2020	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	46184000	usd
CY2022	frevsob	Tenant Reimbursement Revenue TenantReimbursementRevenue	2383000	usd
CY2021	frevsob	Tenant Reimbursement Revenue TenantReimbursementRevenue	5468000	usd
CY2020	frevsob	Tenant Reimbursement Revenue TenantReimbursementRevenue	5840000	usd
CY2022	frevsob	Other Real Estate Revenues OtherRealEstateRevenues	435000	usd
CY2021	frevsob	Other Real Estate Revenues OtherRealEstateRevenues	663000	usd
CY2020	frevsob	Other Real Estate Revenues OtherRealEstateRevenues	703000	usd
CY2022	us-gaap	Revenues Revenues	31271000	usd
CY2021	us-gaap	Revenues Revenues	50291000	usd
CY2020	us-gaap	Revenues Revenues	52727000	usd
CY2022	frevsob	General Operating Expenses GeneralOperatingExpenses	12631000	usd
CY2021	frevsob	General Operating Expenses GeneralOperatingExpenses	17249000	usd
CY2020	frevsob	General Operating Expenses GeneralOperatingExpenses	15805000	usd
CY2020	frevsob	Special Comittee Expenses SpecialComitteeExpenses	4606000	usd
CY2022	frevsob	Costs For Owned Property Management CostsForOwnedPropertyManagement	1451000	usd
CY2021Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	301276000	usd
CY2022Q4	us-gaap	Deferred Finance Costs Noncurrent Gross DeferredFinanceCostsNoncurrentGross	1145000	usd
CY2021Q4	us-gaap	Deferred Finance Costs Noncurrent Gross DeferredFinanceCostsNoncurrentGross	1400000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	138072000	usd
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	299876000	usd
CY2021Q4	us-gaap	Due To Affiliate Current And Noncurrent DueToAffiliateCurrentAndNoncurrent	3252000	usd
CY2022Q4	us-gaap	Other Deferred Compensation Arrangements Liability Current And Noncurrent OtherDeferredCompensationArrangementsLiabilityCurrentAndNoncurrent	2317000	usd
CY2021Q4	us-gaap	Other Deferred Compensation Arrangements Liability Current And Noncurrent OtherDeferredCompensationArrangementsLiabilityCurrentAndNoncurrent	2475000	usd
CY2022Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	1306000	usd
CY2021Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	2375000	usd
CY2022Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	10573000	usd
CY2021Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	686000	usd
CY2022Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	1285000	usd
CY2021Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	2039000	usd
CY2022Q4	us-gaap	Deferred Revenue DeferredRevenue	357000	usd
CY2021Q4	us-gaap	Deferred Revenue DeferredRevenue	1143000	usd
CY2021Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	2308000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	153910000	usd
CY2021Q4	us-gaap	Liabilities Liabilities	314154000	usd
CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2022Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	5000000	shares
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	0	shares
CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	73000	usd
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	71000	usd
CY2022Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	30635000	usd
CY2021Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	25556000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-6208000	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	12963000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	1409000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-2017000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	25909000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	36573000	usd
CY2022Q4	us-gaap	Minority Interest MinorityInterest	-1170000	usd
CY2021Q4	us-gaap	Minority Interest MinorityInterest	-4622000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	24739000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	31951000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	178649000	usd
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	346105000	usd
CY2022	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	28453000	usd
CY2021	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	44160000	usd
CY2020	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	46184000	usd
CY2022	frevsob	Tenant Reimbursement Revenue TenantReimbursementRevenue	2383000	usd
CY2021	frevsob	Tenant Reimbursement Revenue TenantReimbursementRevenue	5468000	usd
CY2020	frevsob	Tenant Reimbursement Revenue TenantReimbursementRevenue	5840000	usd
CY2022	frevsob	Other Real Estate Revenues OtherRealEstateRevenues	435000	usd
CY2021	frevsob	Other Real Estate Revenues OtherRealEstateRevenues	663000	usd
CY2020	frevsob	Other Real Estate Revenues OtherRealEstateRevenues	703000	usd
CY2022	us-gaap	Revenues Revenues	31271000	usd
CY2021	us-gaap	Revenues Revenues	50291000	usd
CY2020	us-gaap	Revenues Revenues	52727000	usd
CY2022	frevsob	General Operating Expenses GeneralOperatingExpenses	12631000	usd
CY2021	frevsob	General Operating Expenses GeneralOperatingExpenses	17249000	usd
CY2020	frevsob	General Operating Expenses GeneralOperatingExpenses	15805000	usd
CY2020	frevsob	Special Comittee Expenses SpecialComitteeExpenses	4606000	usd
CY2022	frevsob	Costs For Owned Property Management CostsForOwnedPropertyManagement	1451000	usd
CY2021	frevsob	Costs For Owned Property Management CostsForOwnedPropertyManagement	2178000	usd
CY2020	frevsob	Costs For Owned Property Management CostsForOwnedPropertyManagement	2251000	usd
CY2022	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	6202000	usd
CY2021	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	8062000	usd
CY2020	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	8687000	usd
CY2022	us-gaap	Depreciation Nonproduction DepreciationNonproduction	3995000	usd
CY2021	us-gaap	Depreciation Nonproduction DepreciationNonproduction	9300000	usd
CY2020	us-gaap	Depreciation Nonproduction DepreciationNonproduction	10341000	usd
CY2020	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19	7277000	usd
CY2022	us-gaap	Operating Expenses OperatingExpenses	24279000	usd
CY2021	us-gaap	Operating Expenses OperatingExpenses	36789000	usd
CY2020	us-gaap	Operating Expenses OperatingExpenses	48967000	usd
CY2022	us-gaap	Investment Income Interest InvestmentIncomeInterest	358000	usd
CY2021	us-gaap	Investment Income Interest InvestmentIncomeInterest	116000	usd
CY2020	us-gaap	Investment Income Interest InvestmentIncomeInterest	204000	usd
CY2022	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	68771000	usd
CY2022	us-gaap	Gain Loss On Contract Termination GainLossOnContractTermination	1415000	usd
CY2020	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary	27680000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-228000	usd
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-295000	usd
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-202000	usd
CY2022	us-gaap	Interest Expense InterestExpense	8064000	usd
CY2021	us-gaap	Interest Expense InterestExpense	12276000	usd
CY2020	us-gaap	Interest Expense InterestExpense	14122000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2020	us-gaap	Profit Loss ProfitLoss	17320000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	23252000	usd
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	120000	usd
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-3233000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	45992000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	927000	usd
CY2021	frevsob	Costs For Owned Property Management CostsForOwnedPropertyManagement	2178000	usd
CY2020	frevsob	Costs For Owned Property Management CostsForOwnedPropertyManagement	2251000	usd
CY2022	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	6202000	usd
CY2021	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	8062000	usd
CY2020	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	8687000	usd
CY2022	us-gaap	Depreciation Nonproduction DepreciationNonproduction	3995000	usd
CY2021	us-gaap	Depreciation Nonproduction DepreciationNonproduction	9300000	usd
CY2020	us-gaap	Depreciation Nonproduction DepreciationNonproduction	10341000	usd
CY2020	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19	7277000	usd
CY2022	us-gaap	Operating Expenses OperatingExpenses	24279000	usd
CY2021	us-gaap	Operating Expenses OperatingExpenses	36789000	usd
CY2020	us-gaap	Operating Expenses OperatingExpenses	48967000	usd
CY2022	us-gaap	Investment Income Interest InvestmentIncomeInterest	358000	usd
CY2021	us-gaap	Investment Income Interest InvestmentIncomeInterest	116000	usd
CY2020	us-gaap	Investment Income Interest InvestmentIncomeInterest	204000	usd
CY2022	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	68771000	usd
CY2022	us-gaap	Gain Loss On Contract Termination GainLossOnContractTermination	1415000	usd
CY2020	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary	27680000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-228000	usd
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-295000	usd
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-202000	usd
CY2022	us-gaap	Interest Expense InterestExpense	8064000	usd
CY2021	us-gaap	Interest Expense InterestExpense	12276000	usd
CY2020	us-gaap	Interest Expense InterestExpense	14122000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2020	us-gaap	Profit Loss ProfitLoss	17320000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	23252000	usd
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	120000	usd
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-3233000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	45992000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	927000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	20553000	usd
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.52
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.13
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.94
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.45
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.13
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.94
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	7055	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	7019	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6992	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	7132	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	7022	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6994	shares
CY2020	us-gaap	Net Income Loss NetIncomeLoss	20553000	usd
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.52
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.13
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.94
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.45
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.13
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.94
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	7055	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	7019	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6992	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	7132	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	7022	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6994	shares
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2020	us-gaap	Profit Loss ProfitLoss	17320000	usd
CY2022	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Before Reclassification UnrealizedLossGainOnInterestRateSwapContractsBeforeReclassification	4306000	usd
CY2021	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Before Reclassification UnrealizedLossGainOnInterestRateSwapContractsBeforeReclassification	1360000	usd
CY2020	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Before Reclassification UnrealizedLossGainOnInterestRateSwapContractsBeforeReclassification	-3553000	usd
CY2022	frevsob	Amount Reclassified From Accumulated Other Comprehensive Income To Realized Gain On Terminati AmountReclassifiedFromAccumulatedOtherComprehensiveIncomeToRealizedGainOnTerminati	-1415000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	826000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	1256000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	755000	usd
CY2022	frevsob	Net Unrealized Gainloss On Interest Rate Cap And Swap Contracts NetUnrealizedGainlossOnInterestRateCapAndSwapContracts	3717000	usd
CY2021	frevsob	Net Unrealized Gainloss On Interest Rate Cap And Swap Contracts NetUnrealizedGainlossOnInterestRateCapAndSwapContracts	2616000	usd
CY2020	frevsob	Net Unrealized Gainloss On Interest Rate Cap And Swap Contracts NetUnrealizedGainlossOnInterestRateCapAndSwapContracts	-2798000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	72961000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	3663000	usd
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	14522000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	23252000	usd
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	120000	usd
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-3233000	usd
CY2022	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Attributable To Noncontrolling Interests In Subsidiaries UnrealizedLossGainOnInterestRateSwapContractsAttributableToNoncontrollingInterestsInSubsidiaries	291000	usd
CY2021	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Attributable To Noncontrolling Interests In Subsidiaries UnrealizedLossGainOnInterestRateSwapContractsAttributableToNoncontrollingInterestsInSubsidiaries	647000	usd
CY2020	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Attributable To Noncontrolling Interests In Subsidiaries UnrealizedLossGainOnInterestRateSwapContractsAttributableToNoncontrollingInterestsInSubsidiaries	-852000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	23543000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	767000	usd
CY2020	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-4085000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	49418000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2896000	usd
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	18607000	usd
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	16048000	usd
CY2020	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	46000	usd
CY2020	frevsob	Vested Share Units Granted To Directors And Consultant VestedShareUnitsGrantedToDirectorsAndConsultant	534000	usd
CY2020	us-gaap	Noncontrolling Interest Decrease From Deconsolidation NoncontrollingInterestDecreaseFromDeconsolidation	3596000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2020	us-gaap	Profit Loss ProfitLoss	17320000	usd
CY2022	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Before Reclassification UnrealizedLossGainOnInterestRateSwapContractsBeforeReclassification	4306000	usd
CY2021	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Before Reclassification UnrealizedLossGainOnInterestRateSwapContractsBeforeReclassification	1360000	usd
CY2020	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Before Reclassification UnrealizedLossGainOnInterestRateSwapContractsBeforeReclassification	-3553000	usd
CY2022	frevsob	Amount Reclassified From Accumulated Other Comprehensive Income To Realized Gain On Terminati AmountReclassifiedFromAccumulatedOtherComprehensiveIncomeToRealizedGainOnTerminati	-1415000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	826000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	1256000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	755000	usd
CY2022	frevsob	Net Unrealized Gainloss On Interest Rate Cap And Swap Contracts NetUnrealizedGainlossOnInterestRateCapAndSwapContracts	3717000	usd
CY2021	frevsob	Net Unrealized Gainloss On Interest Rate Cap And Swap Contracts NetUnrealizedGainlossOnInterestRateCapAndSwapContracts	2616000	usd
CY2020	frevsob	Net Unrealized Gainloss On Interest Rate Cap And Swap Contracts NetUnrealizedGainlossOnInterestRateCapAndSwapContracts	-2798000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	72961000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	3663000	usd
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	14522000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	23252000	usd
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	120000	usd
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-3233000	usd
CY2022	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Attributable To Noncontrolling Interests In Subsidiaries UnrealizedLossGainOnInterestRateSwapContractsAttributableToNoncontrollingInterestsInSubsidiaries	291000	usd
CY2021	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Attributable To Noncontrolling Interests In Subsidiaries UnrealizedLossGainOnInterestRateSwapContractsAttributableToNoncontrollingInterestsInSubsidiaries	647000	usd
CY2020	frevsob	Unrealized Loss Gain On Interest Rate Swap Contracts Attributable To Noncontrolling Interests In Subsidiaries UnrealizedLossGainOnInterestRateSwapContractsAttributableToNoncontrollingInterestsInSubsidiaries	-852000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	23543000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	767000	usd
CY2020	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-4085000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	49418000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2896000	usd
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	18607000	usd
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	16048000	usd
CY2020	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	46000	usd
CY2020	frevsob	Vested Share Units Granted To Directors And Consultant VestedShareUnitsGrantedToDirectorsAndConsultant	534000	usd
CY2020	us-gaap	Noncontrolling Interest Decrease From Deconsolidation NoncontrollingInterestDecreaseFromDeconsolidation	3596000	usd
CY2020	frevsob	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders1 MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders1	-3883000	usd
CY2020	us-gaap	Profit Loss ProfitLoss	17320000	usd
CY2020	us-gaap	Unrealized Gain Loss On Interest Rate Cash Flow Hedges Pretax Accumulated Other Comprehensive Income Loss UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss	-2798000	usd
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	30863000	usd
CY2021	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	42000	usd
CY2021	frevsob	Vested Share Units Granted To Directors And Consultant VestedShareUnitsGrantedToDirectorsAndConsultant	488000	usd
CY2021	frevsob	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders1 MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders1	-1350000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2021	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	42000	usd
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.25
CY2021	us-gaap	Dividends Common Stock DividendsCommonStock	1755000	usd
CY2021	us-gaap	Unrealized Gain Loss On Interest Rate Cash Flow Hedges Pretax Accumulated Other Comprehensive Income Loss UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss	2616000	usd
CY2020	frevsob	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders1 MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders1	-3883000	usd
CY2020	us-gaap	Profit Loss ProfitLoss	17320000	usd
CY2020	us-gaap	Unrealized Gain Loss On Interest Rate Cash Flow Hedges Pretax Accumulated Other Comprehensive Income Loss UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss	-2798000	usd
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	30863000	usd
CY2021	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	42000	usd
CY2021	frevsob	Vested Share Units Granted To Directors And Consultant VestedShareUnitsGrantedToDirectorsAndConsultant	488000	usd
CY2021	frevsob	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders1 MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders1	-1350000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2021	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	42000	usd
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.25
CY2021	us-gaap	Dividends Common Stock DividendsCommonStock	1755000	usd
CY2021	us-gaap	Unrealized Gain Loss On Interest Rate Cash Flow Hedges Pretax Accumulated Other Comprehensive Income Loss UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss	2616000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	31951000	usd
CY2022	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	1192000	usd
CY2022	frevsob	Vested Share Units Granted To Directors And Consultant VestedShareUnitsGrantedToDirectorsAndConsultant	1861000	usd
CY2022	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	2028000	usd
CY2022	frevsob	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders1 MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders1	-20091000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2022	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	1741000	usd
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	9.2
CY2022	us-gaap	Dividends Common Stock DividendsCommonStock	65163000	usd
CY2022	us-gaap	Unrealized Gain Loss On Interest Rate Cash Flow Hedges Pretax Accumulated Other Comprehensive Income Loss UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss	3717000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	24739000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2020	us-gaap	Profit Loss ProfitLoss	17320000	usd
CY2022	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	68771000	usd
CY2022	us-gaap	Depreciation Depreciation	3995000	usd
CY2021	us-gaap	Depreciation Depreciation	9300000	usd
CY2020	us-gaap	Depreciation Depreciation	10341000	usd
CY2020	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19	7277000	usd
CY2022	us-gaap	Adjustment For Amortization AdjustmentForAmortization	1104000	usd
CY2021	us-gaap	Adjustment For Amortization AdjustmentForAmortization	1653000	usd
CY2020	us-gaap	Adjustment For Amortization AdjustmentForAmortization	1819000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	1192000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	42000	usd
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	46000	usd
CY2022	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	120000	usd
CY2021	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	446000	usd
CY2020	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	534000	usd
CY2020	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary	27680000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-228000	usd
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-295000	usd
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-202000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	31951000	usd
CY2022	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	1192000	usd
CY2022	frevsob	Vested Share Units Granted To Directors And Consultant VestedShareUnitsGrantedToDirectorsAndConsultant	1861000	usd
CY2022	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	2028000	usd
CY2022	frevsob	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders1 MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders1	-20091000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2022	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	1741000	usd
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	9.2
CY2022	us-gaap	Dividends Common Stock DividendsCommonStock	65163000	usd
CY2022	us-gaap	Unrealized Gain Loss On Interest Rate Cash Flow Hedges Pretax Accumulated Other Comprehensive Income Loss UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss	3717000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	24739000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2020	us-gaap	Profit Loss ProfitLoss	17320000	usd
CY2022	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	68771000	usd
CY2022	us-gaap	Depreciation Depreciation	3995000	usd
CY2021	us-gaap	Depreciation Depreciation	9300000	usd
CY2020	us-gaap	Depreciation Depreciation	10341000	usd
CY2020	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19	7277000	usd
CY2022	us-gaap	Adjustment For Amortization AdjustmentForAmortization	1104000	usd
CY2021	us-gaap	Adjustment For Amortization AdjustmentForAmortization	1653000	usd
CY2020	us-gaap	Adjustment For Amortization AdjustmentForAmortization	1819000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	1192000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	42000	usd
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	46000	usd
CY2022	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	120000	usd
CY2021	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	446000	usd
CY2020	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	534000	usd
CY2020	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary	27680000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-228000	usd
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-295000	usd
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-202000	usd
CY2022	frevsob	Deferred Rents Straight Line Rent DeferredRentsStraightLineRent	-18000	usd
CY2021	frevsob	Deferred Rents Straight Line Rent DeferredRentsStraightLineRent	230000	usd
CY2020	frevsob	Deferred Rents Straight Line Rent DeferredRentsStraightLineRent	397000	usd
CY2022	frevsob	Deferred Real Estate Tax Appeal Fees DeferredRealEstateTaxAppealFees	35000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	361000	usd
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	361000	usd
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	619000	usd
CY2022	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	754000	usd
CY2021	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	75000	usd
CY2020	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	285000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable And Other Operating Assets IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets	-2571000	usd
CY2021	us-gaap	Increase Decrease In Accounts Receivable And Other Operating Assets IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets	363000	usd
CY2021	us-gaap	Proceeds From Related Party Debt ProceedsFromRelatedPartyDebt		usd
CY2022	frevsob	Deferred Rents Straight Line Rent DeferredRentsStraightLineRent	-18000	usd
CY2021	frevsob	Deferred Rents Straight Line Rent DeferredRentsStraightLineRent	230000	usd
CY2020	frevsob	Deferred Rents Straight Line Rent DeferredRentsStraightLineRent	397000	usd
CY2022	frevsob	Deferred Real Estate Tax Appeal Fees DeferredRealEstateTaxAppealFees	35000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	361000	usd
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	361000	usd
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	619000	usd
CY2022	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	754000	usd
CY2021	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	75000	usd
CY2020	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	285000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable And Other Operating Assets IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets	-2571000	usd
CY2021	us-gaap	Increase Decrease In Accounts Receivable And Other Operating Assets IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets	363000	usd
CY2020	us-gaap	Increase Decrease In Accounts Receivable And Other Operating Assets IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets	1527000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-1159000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-7000	usd
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-5452000	usd
CY2022	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-786000	usd
CY2021	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	100000	usd
CY2020	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-300000	usd
CY2022	frevsob	Due To Affiliate Accrued Interest DueToAffiliateAccruedInterest	-47000	usd
CY2021	frevsob	Due To Affiliate Accrued Interest DueToAffiliateAccruedInterest	-808000	usd
CY2020	frevsob	Due To Affiliate Accrued Interest DueToAffiliateAccruedInterest	216000	usd
CY2021	frevsob	Deferred Interest On Mortgages DeferredInterestOnMortgages	-2000	usd
CY2020	frevsob	Deferred Interest On Mortgages DeferredInterestOnMortgages	360000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	7315000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	12219000	usd
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3887000	usd
CY2022	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	245763000	usd
CY2022	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	5316000	usd
CY2022	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	1570000	usd
CY2021	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	1936000	usd
CY2020	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	2048000	usd
CY2022	us-gaap	Payments For Leasing Costs PaymentsForLeasingCosts	173000	usd
CY2021	us-gaap	Payments For Leasing Costs PaymentsForLeasingCosts	279000	usd
CY2020	us-gaap	Payments For Leasing Costs PaymentsForLeasingCosts	250000	usd
CY2022	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	357000	usd
CY2021	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	423000	usd
CY2020	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	455000	usd
CY2020	us-gaap	Cash Divested From Deconsolidation CashDivestedFromDeconsolidation	1383000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	249693000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1792000	usd
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3226000	usd
CY2022	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	194559000	usd
CY2021	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	5962000	usd
CY2021	us-gaap	Proceeds From Related Party Debt ProceedsFromRelatedPartyDebt		usd
CY2020	us-gaap	Increase Decrease In Accounts Receivable And Other Operating Assets IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets	1527000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-1159000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-7000	usd
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-5452000	usd
CY2022	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-786000	usd
CY2021	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	100000	usd
CY2020	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-300000	usd
CY2022	frevsob	Due To Affiliate Accrued Interest DueToAffiliateAccruedInterest	-47000	usd
CY2021	frevsob	Due To Affiliate Accrued Interest DueToAffiliateAccruedInterest	-808000	usd
CY2020	frevsob	Due To Affiliate Accrued Interest DueToAffiliateAccruedInterest	216000	usd
CY2021	frevsob	Deferred Interest On Mortgages DeferredInterestOnMortgages	-2000	usd
CY2020	frevsob	Deferred Interest On Mortgages DeferredInterestOnMortgages	360000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	7315000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	12219000	usd
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3887000	usd
CY2022	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	245763000	usd
CY2022	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	5316000	usd
CY2022	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	1570000	usd
CY2021	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	1936000	usd
CY2020	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	2048000	usd
CY2022	us-gaap	Payments For Leasing Costs PaymentsForLeasingCosts	173000	usd
CY2021	us-gaap	Payments For Leasing Costs PaymentsForLeasingCosts	279000	usd
CY2020	us-gaap	Payments For Leasing Costs PaymentsForLeasingCosts	250000	usd
CY2022	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	357000	usd
CY2021	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	423000	usd
CY2020	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	455000	usd
CY2020	us-gaap	Cash Divested From Deconsolidation CashDivestedFromDeconsolidation	1383000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	249693000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1792000	usd
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3226000	usd
CY2022	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	194559000	usd
CY2021	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	5962000	usd
CY2020	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	22910000	usd
CY2022	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	32500000	usd
CY2020	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	25000000	usd
CY2022	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	2028000	usd
CY2022	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	691000	usd
CY2021	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	699000	usd
CY2020	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	482000	usd
CY2022	us-gaap	Proceeds From Related Party Debt ProceedsFromRelatedPartyDebt	300000	usd
CY2022	us-gaap	Repayments Of Related Party Debt RepaymentsOfRelatedPartyDebt	3505000	usd
CY2021	us-gaap	Repayments Of Related Party Debt RepaymentsOfRelatedPartyDebt	1861000	usd
CY2022	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	53535000	usd
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1027000	usd
CY2020	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	22910000	usd
CY2022	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	32500000	usd
CY2020	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	25000000	usd
CY2022	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	2028000	usd
CY2022	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	691000	usd
CY2021	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	699000	usd
CY2020	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	482000	usd
CY2022	us-gaap	Proceeds From Related Party Debt ProceedsFromRelatedPartyDebt	300000	usd
CY2022	us-gaap	Repayments Of Related Party Debt RepaymentsOfRelatedPartyDebt	3505000	usd
CY2021	us-gaap	Repayments Of Related Party Debt RepaymentsOfRelatedPartyDebt	1861000	usd
CY2022	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	53535000	usd
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1027000	usd
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1357000	usd
CY2022	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	20091000	usd
CY2021	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	1350000	usd
CY2020	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	3883000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-237553000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-10899000	usd
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-3632000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	19455000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-472000	usd
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-2971000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	39045000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	39517000	usd
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	42488000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	58500000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	39045000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	39517000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	7134000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	10965000	usd
CY2020	us-gaap	Interest Paid Net InterestPaidNet	12365000	usd
CY2021	frevsob	Commercial Tenant Security Deposits Applied To Accounts Receivable CommercialTenantSecurityDepositsAppliedToAccountsReceivable	10000	usd
CY2020	frevsob	Commercial Tenant Security Deposits Applied To Accounts Receivable CommercialTenantSecurityDepositsAppliedToAccountsReceivable	387000	usd
CY2022	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	33000	usd
CY2021	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	125000	usd
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	179000	usd
CY2021	frevsob	Retirement Of Treasury Stock RetirementOfTreasuryStock	2791000	usd
CY2022	frevsob	Dividends Declared But Not Paid DividendsDeclaredButNotPaid	10573000	usd
CY2021	frevsob	Dividends Declared But Not Paid DividendsDeclaredButNotPaid	686000	usd
CY2022	frevsob	Dividend Paidinkind DividendPaidinkind	1741000	usd
CY2021	frevsob	Dividend Paidinkind DividendPaidinkind	42000	usd
CY2021	frevsob	Vested Share Units Issued To Consultant And Retired Trustee VestedShareUnitsIssuedToConsultantAndRetiredTrustee	72000	usd
CY2020	frevsob	Vested Share Units Issued To Consultant And Retired Trustee VestedShareUnitsIssuedToConsultantAndRetiredTrustee	1467000	usd
CY2020	frevsob	Real Estate At Cost Net Of Accumulated Depreciation RealEstateAtCostNetOfAccumulatedDepreciation	36225000	usd
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1357000	usd
CY2022	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	20091000	usd
CY2021	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	1350000	usd
CY2020	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	3883000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-237553000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-10899000	usd
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-3632000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	19455000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-472000	usd
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-2971000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	39045000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	39517000	usd
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	42488000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	58500000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	39045000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	39517000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	7134000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	10965000	usd
CY2020	us-gaap	Interest Paid Net InterestPaidNet	12365000	usd
CY2021	frevsob	Commercial Tenant Security Deposits Applied To Accounts Receivable CommercialTenantSecurityDepositsAppliedToAccountsReceivable	10000	usd
CY2020	frevsob	Commercial Tenant Security Deposits Applied To Accounts Receivable CommercialTenantSecurityDepositsAppliedToAccountsReceivable	387000	usd
CY2022	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	33000	usd
CY2021	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	125000	usd
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	179000	usd
CY2021	frevsob	Retirement Of Treasury Stock RetirementOfTreasuryStock	2791000	usd
CY2022	frevsob	Dividends Declared But Not Paid DividendsDeclaredButNotPaid	10573000	usd
CY2021	frevsob	Dividends Declared But Not Paid DividendsDeclaredButNotPaid	686000	usd
CY2022	frevsob	Dividend Paidinkind DividendPaidinkind	1741000	usd
CY2021	frevsob	Dividend Paidinkind DividendPaidinkind	42000	usd
CY2021	frevsob	Vested Share Units Issued To Consultant And Retired Trustee VestedShareUnitsIssuedToConsultantAndRetiredTrustee	72000	usd
CY2020	frevsob	Vested Share Units Issued To Consultant And Retired Trustee VestedShareUnitsIssuedToConsultantAndRetiredTrustee	1467000	usd
CY2020	frevsob	Real Estate At Cost Net Of Accumulated Depreciation RealEstateAtCostNetOfAccumulatedDepreciation	36225000	usd
CY2020	frevsob	Accounts Receivable Net Of Allowance For Doubtful Accounts AccountsReceivableNetOfAllowanceForDoubtfulAccounts	55000	usd
CY2020	frevsob	Prepaid Expenses And Other Assets PrepaidExpensesAndOtherAssets	315000	usd
CY2020	frevsob	Mortgage Payable MortgagePayable	48000000	usd
CY2020	frevsob	Unamortized Debt Issuance Costs UnamortizedDebtIssuanceCosts	489000	usd
CY2020	frevsob	Accounts Payable And Accrued Expenses AccountsPayableAndAccruedExpenses	353000	usd
CY2020	frevsob	Tenants Security Deposit TenantsSecurityDeposit	585000	usd
CY2020	frevsob	Deferred Revenues DeferredRevenues	47000	usd
CY2020	frevsob	Deconsolidation Of Subsidiary Cash And Cash Equivalents DeconsolidationOfSubsidiaryCashAndCashEquivalents	1383000	usd
CY2020	frevsob	Net Carrying Value Of Assets And Liabilities Deconsolidated NetCarryingValueOfAssetsAndLiabilitiesDeconsolidated	10518000	usd
CY2020	frevsob	Recognition Of Retained Investment In Tenancyincommon At Fair Value RecognitionOfRetainedInvestmentInTenancyincommonAtFairValue	20758000	usd
CY2020	frevsob	Derecognition Of Noncontrolling Interest In Subsidiary DerecognitionOfNoncontrollingInterestInSubsidiary	-3596000	usd
CY2022	frevsob	Cash And Cash Equivalents CashAndCashEquivalents	49578000	usd
CY2020	frevsob	Accounts Receivable Net Of Allowance For Doubtful Accounts AccountsReceivableNetOfAllowanceForDoubtfulAccounts	55000	usd
CY2020	frevsob	Prepaid Expenses And Other Assets PrepaidExpensesAndOtherAssets	315000	usd
CY2020	frevsob	Mortgage Payable MortgagePayable	48000000	usd
CY2020	frevsob	Unamortized Debt Issuance Costs UnamortizedDebtIssuanceCosts	489000	usd
CY2020	frevsob	Accounts Payable And Accrued Expenses AccountsPayableAndAccruedExpenses	353000	usd
CY2020	frevsob	Tenants Security Deposit TenantsSecurityDeposit	585000	usd
CY2020	frevsob	Deferred Revenues DeferredRevenues	47000	usd
CY2020	frevsob	Deconsolidation Of Subsidiary Cash And Cash Equivalents DeconsolidationOfSubsidiaryCashAndCashEquivalents	1383000	usd
CY2020	frevsob	Net Carrying Value Of Assets And Liabilities Deconsolidated NetCarryingValueOfAssetsAndLiabilitiesDeconsolidated	10518000	usd
CY2020	frevsob	Recognition Of Retained Investment In Tenancyincommon At Fair Value RecognitionOfRetainedInvestmentInTenancyincommonAtFairValue	20758000	usd
CY2020	frevsob	Derecognition Of Noncontrolling Interest In Subsidiary DerecognitionOfNoncontrollingInterestInSubsidiary	-3596000	usd
CY2022	frevsob	Cash And Cash Equivalents CashAndCashEquivalents	49578000	usd
CY2021	frevsob	Cash And Cash Equivalents CashAndCashEquivalents	35891000	usd
CY2020	frevsob	Cash And Cash Equivalents CashAndCashEquivalents	36860000	usd
CY2022	frevsob	Tenants Security Accounts TenantsSecurityAccounts	1038000	usd
CY2021	frevsob	Tenants Security Accounts TenantsSecurityAccounts	1340000	usd
CY2020	frevsob	Tenants Security Accounts TenantsSecurityAccounts	1408000	usd
CY2022	frevsob	Funds Held In Postclosing Escrow FundsHeldInPostclosingEscrow	6251000	usd
CY2022	frevsob	Mortgage Escrowsincluded In Prepaid Expenses And Other Assets MortgageEscrowsincludedInPrepaidExpensesAndOtherAssets	1633000	usd
CY2021	frevsob	Mortgage Escrowsincluded In Prepaid Expenses And Other Assets MortgageEscrowsincludedInPrepaidExpensesAndOtherAssets	1814000	usd
CY2020	frevsob	Mortgage Escrowsincluded In Prepaid Expenses And Other Assets MortgageEscrowsincludedInPrepaidExpensesAndOtherAssets	1249000	usd
CY2022	frevsob	Total Cash Cash Equivalents And Restricted Cash TotalCashCashEquivalentsAndRestrictedCash	58500000	usd
CY2021	frevsob	Total Cash Cash Equivalents And Restricted Cash TotalCashCashEquivalentsAndRestrictedCash	39045000	usd
CY2020	frevsob	Total Cash Cash Equivalents And Restricted Cash TotalCashCashEquivalentsAndRestrictedCash	39517000	usd
CY2022	us-gaap	Investment Company Investment Income Loss Ratio InvestmentCompanyInvestmentIncomeLossRatio	0.90	pure
CY2021Q4	us-gaap	Escrow Deposit EscrowDeposit	15526731	usd
CY2021Q4	frevsob	Purchaser Deposited Total PurchaserDepositedTotal	14026401	usd
CY2021	frevsob	Cash And Cash Equivalents CashAndCashEquivalents	35891000	usd
CY2020	frevsob	Cash And Cash Equivalents CashAndCashEquivalents	36860000	usd
CY2022	frevsob	Tenants Security Accounts TenantsSecurityAccounts	1038000	usd
CY2021	frevsob	Tenants Security Accounts TenantsSecurityAccounts	1340000	usd
CY2020	frevsob	Tenants Security Accounts TenantsSecurityAccounts	1408000	usd
CY2022	frevsob	Funds Held In Postclosing Escrow FundsHeldInPostclosingEscrow	6251000	usd
CY2022	frevsob	Mortgage Escrowsincluded In Prepaid Expenses And Other Assets MortgageEscrowsincludedInPrepaidExpensesAndOtherAssets	1633000	usd
CY2021	frevsob	Mortgage Escrowsincluded In Prepaid Expenses And Other Assets MortgageEscrowsincludedInPrepaidExpensesAndOtherAssets	1814000	usd
CY2020	frevsob	Mortgage Escrowsincluded In Prepaid Expenses And Other Assets MortgageEscrowsincludedInPrepaidExpensesAndOtherAssets	1249000	usd
CY2022	frevsob	Total Cash Cash Equivalents And Restricted Cash TotalCashCashEquivalentsAndRestrictedCash	58500000	usd
CY2021	frevsob	Total Cash Cash Equivalents And Restricted Cash TotalCashCashEquivalentsAndRestrictedCash	39045000	usd
CY2020	frevsob	Total Cash Cash Equivalents And Restricted Cash TotalCashCashEquivalentsAndRestrictedCash	39517000	usd
CY2020	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1089000	usd
CY2022Q1	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	500000	usd
CY2022Q1	frevsob	Unamortized Lease Commissions UnamortizedLeaseCommissions	300000	usd
CY2022	us-gaap	Investment Company Investment Income Loss Ratio InvestmentCompanyInvestmentIncomeLossRatio	0.90	pure
CY2022	frevsob	Released Funds ReleasedFunds	710000	usd
CY2022Q4	us-gaap	Non Investment Assets Less Non Investment Liabilities Percent Of Net Assets NonInvestmentAssetsLessNonInvestmentLiabilitiesPercentOfNetAssets	1	pure
CY2022Q1	frevsob	Purchaser Deposited Total PurchaserDepositedTotal	1015396	usd
CY2022Q1	us-gaap	Loans And Leases Receivable Gain Loss On Sales Net LoansAndLeasesReceivableGainLossOnSalesNet	8700000	usd
CY2022Q1	frevsob	Proceeds Released ProceedsReleased	800000	usd
CY2022	us-gaap	Use Of Estimates UseOfEstimates	<p style="font: 10pt Times New Roman, Times, Serif; margin: 6pt 0 0; text-align: justify; text-indent: 0.5in"><span style="text-decoration: underline">Use of estimates:</span></p><div> </div><p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: justify">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America (“GAAP”) requires management to make estimates and assumptions that affect certain reported amounts and disclosures. Accordingly, actual results could differ from those estimates.</p><div> </div>
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	971000	usd
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1109000	usd
CY2022Q4	us-gaap	Non Investment Assets Less Non Investment Liabilities Percent Of Net Assets NonInvestmentAssetsLessNonInvestmentLiabilitiesPercentOfNetAssets	1	pure
CY2022	us-gaap	Use Of Estimates UseOfEstimates	<p style="font: 10pt Times New Roman, Times, Serif; margin: 6pt 0 0; text-align: justify; text-indent: 0.5in"><span style="text-decoration: underline">Use of estimates:</span></p><div> </div><p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: justify">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America (“GAAP”) requires management to make estimates and assumptions that affect certain reported amounts and disclosures. Accordingly, actual results could differ from those estimates.</p><div> </div>
CY2022	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	7300000	usd
CY2022	frevsob	Consolidated Impact To Net Income Loss ConsolidatedImpactToNetIncomeLoss	4400000	usd
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	1200000	usd
CY2022	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	7300000	usd
CY2022	frevsob	Consolidated Impact To Net Income Loss ConsolidatedImpactToNetIncomeLoss	4400000	usd
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	971000	usd
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1109000	usd
CY2020	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1089000	usd
CY2022	us-gaap	Revenue Recognition Leases RevenueRecognitionLeases	<p style="font: 10pt Times New Roman, Times, Serif; margin: 6pt 0 0; text-align: justify; text-indent: 0.5in"><span style="text-decoration: underline">Revenue recognition:</span></p><div> </div><p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: justify">Income from leases is recognized on a straight-line basis regardless of when payment is due. Lease agreements between FREIT and commercial tenants generally provide for additional rentals and reimbursements for their proportionate share of real estate taxes, insurance, common area maintenance charges and may include percentage of tenants' sales in excess of specified volumes. Percentage rents are generally included in income when reported to FREIT when earned, or ratably over the appropriate period.</p><div> </div>
CY2022	us-gaap	Advertising Expense AdvertisingExpense	234000	usd
CY2021	us-gaap	Advertising Expense AdvertisingExpense	421000	usd
CY2020	us-gaap	Advertising Expense AdvertisingExpense	297000	usd
CY2021Q4	frevsob	Owner Property Percentage OwnerPropertyPercentage	1	pure
CY2021Q4	frevsob	Interest Percentage InterestPercentage	0.60	pure
CY2022	us-gaap	Revenue Recognition Leases RevenueRecognitionLeases	<p style="font: 10pt Times New Roman, Times, Serif; margin: 6pt 0 0; text-align: justify; text-indent: 0.5in"><span style="text-decoration: underline">Revenue recognition:</span></p><div> </div><p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-align: justify">Income from leases is recognized on a straight-line basis regardless of when payment is due. Lease agreements between FREIT and commercial tenants generally provide for additional rentals and reimbursements for their proportionate share of real estate taxes, insurance, common area maintenance charges and may include percentage of tenants' sales in excess of specified volumes. Percentage rents are generally included in income when reported to FREIT when earned, or ratably over the appropriate period.</p><div> </div>
CY2022	us-gaap	Advertising Expense AdvertisingExpense	234000	usd
CY2021	us-gaap	Advertising Expense AdvertisingExpense	421000	usd
CY2020	us-gaap	Advertising Expense AdvertisingExpense	297000	usd
CY2021Q4	frevsob	Owner Property Percentage OwnerPropertyPercentage	1	pure
CY2021Q4	frevsob	Interest Percentage InterestPercentage	0.60	pure
CY2021Q4	us-gaap	Escrow Deposit EscrowDeposit	15526731	usd
CY2021Q4	frevsob	Purchaser Deposited Total PurchaserDepositedTotal	14026401	usd
CY2022	frevsob	Released Funds ReleasedFunds	710000	usd
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	1200000	usd
CY2022Q4	us-gaap	Customer Funds CustomerFunds	6300000	usd
CY2021Q4	frevsob	Based Interest Percentage BasedInterestPercentage	0.60	pure
CY2021Q4	us-gaap	Loans And Leases Receivable Gain Loss On Sales Net LoansAndLeasesReceivableGainLossOnSalesNet	50000000	usd
CY2021Q4	frevsob	Proceeds Released ProceedsReleased	7000000	usd
CY2021Q4	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	1800000	usd
CY2021Q4	frevsob	Unamortized Lease Commissions UnamortizedLeaseCommissions	1100000	usd
CY2022Q4	us-gaap	Customer Funds CustomerFunds	6300000	usd
CY2021Q4	frevsob	Based Interest Percentage BasedInterestPercentage	0.60	pure
CY2021Q4	us-gaap	Loans And Leases Receivable Gain Loss On Sales Net LoansAndLeasesReceivableGainLossOnSalesNet	50000000	usd
CY2021Q4	frevsob	Proceeds Released ProceedsReleased	7000000	usd
CY2021Q4	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	1800000	usd
CY2021Q4	frevsob	Unamortized Lease Commissions UnamortizedLeaseCommissions	1100000	usd
CY2022Q4	us-gaap	Deposit Liabilities Accrued Interest DepositLiabilitiesAccruedInterest	5300000	usd
CY2022Q1	frevsob	Net Book Value NetBookValue	11500000	usd
CY2022Q1	us-gaap	Supplemental Deferred Purchase Price SupplementalDeferredPurchasePrice	20984604	usd
CY2022Q1	frevsob	Net Proceeds NetProceeds	100000	usd
CY2022Q1	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	21100000	usd
CY2022Q1	frevsob	Transfer Taxes TransferTaxes	500000	usd
CY2022Q1	us-gaap	Supplemental Deferred Purchase Price SupplementalDeferredPurchasePrice	36685067	usd
CY2022Q1	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	18200000	usd
CY2022Q1	frevsob	Breakage Fees BreakageFees	213000	usd
CY2022Q1	frevsob	Transfer Taxes TransferTaxes	900000	usd
CY2022Q1	frevsob	Purchaser Deposited Total PurchaserDepositedTotal	484934	usd
CY2022Q1	frevsob	Net Proceeds NetProceeds	11800000	usd
CY2022Q1	frevsob	Based Interest Percentage BasedInterestPercentage	0.70	pure
CY2022Q1	us-gaap	Loans And Leases Receivable Gain Loss On Sales Net LoansAndLeasesReceivableGainLossOnSalesNet	10100000	usd
CY2022Q1	frevsob	Proceeds Released ProceedsReleased	400000	usd
CY2022Q1	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	600000	usd
CY2022Q1	frevsob	Unamortized Lease Commissions UnamortizedLeaseCommissions	300000	usd
CY2022	frevsob	Net Book Value NetBookValue	172200000	usd
CY2022	us-gaap	Supplemental Deferred Purchase Price SupplementalDeferredPurchasePrice	248750269	usd
CY2022	us-gaap	Escrow Deposits Related To Property Sales EscrowDepositsRelatedToPropertySales	15526731	usd
CY2022	frevsob	Net Proceeds NetProceeds	53900000	usd
CY2022Q4	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	155800000	usd
CY2022	frevsob	Breakage Fees BreakageFees	213000	usd
CY2022	us-gaap	Interest Expense Other InterestExpenseOther	31000000	usd
CY2022	frevsob	Transfer Taxes TransferTaxes	6200000	usd
	us-gaap	Loans And Leases Receivable Gain Loss On Sales Net LoansAndLeasesReceivableGainLossOnSalesNet	1200000	usd
CY2022	frevsob	Consolidated Amount ConsolidatedAmount	45600000	usd
CY2022	frevsob	Proceeds Released ProceedsReleased	8200000	usd
CY2022	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	2900000	usd
CY2022	frevsob	Unamortized Lease Commissions UnamortizedLeaseCommissions	1700000	usd
CY2022Q3	frevsob	Non Recurring Cash Distribution NonRecurringCashDistribution	51500000	usd
CY2022Q3	frevsob	Price Per Shares1 PricePerShares1	7.5
CY2022Q4	us-gaap	Deposit Liabilities Accrued Interest DepositLiabilitiesAccruedInterest	5300000	usd
CY2022Q1	frevsob	Net Book Value NetBookValue	11500000	usd
CY2022Q1	us-gaap	Supplemental Deferred Purchase Price SupplementalDeferredPurchasePrice	20984604	usd
CY2022Q1	frevsob	Net Proceeds NetProceeds	100000	usd
CY2022Q1	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	21100000	usd
CY2022Q1	frevsob	Transfer Taxes TransferTaxes	500000	usd
CY2022Q1	frevsob	Purchaser Deposited Total PurchaserDepositedTotal	1015396	usd
CY2022Q1	us-gaap	Loans And Leases Receivable Gain Loss On Sales Net LoansAndLeasesReceivableGainLossOnSalesNet	8700000	usd
CY2022Q1	frevsob	Proceeds Released ProceedsReleased	800000	usd
CY2022Q1	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	500000	usd
CY2022Q1	frevsob	Unamortized Lease Commissions UnamortizedLeaseCommissions	300000	usd
CY2022Q1	us-gaap	Supplemental Deferred Purchase Price SupplementalDeferredPurchasePrice	36685067	usd
CY2022Q1	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	18200000	usd
CY2022Q1	frevsob	Breakage Fees BreakageFees	213000	usd
CY2022Q1	frevsob	Transfer Taxes TransferTaxes	900000	usd
CY2022Q1	frevsob	Purchaser Deposited Total PurchaserDepositedTotal	484934	usd
CY2022Q1	frevsob	Net Proceeds NetProceeds	11800000	usd
CY2022Q1	frevsob	Based Interest Percentage BasedInterestPercentage	0.70	pure
CY2022Q1	us-gaap	Loans And Leases Receivable Gain Loss On Sales Net LoansAndLeasesReceivableGainLossOnSalesNet	10100000	usd
CY2022Q1	frevsob	Proceeds Released ProceedsReleased	400000	usd
CY2022Q1	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	600000	usd
CY2022Q1	frevsob	Unamortized Lease Commissions UnamortizedLeaseCommissions	300000	usd
CY2022	frevsob	Net Book Value NetBookValue	172200000	usd
CY2022	us-gaap	Supplemental Deferred Purchase Price SupplementalDeferredPurchasePrice	248750269	usd
CY2022	us-gaap	Escrow Deposits Related To Property Sales EscrowDepositsRelatedToPropertySales	15526731	usd
CY2022	frevsob	Net Proceeds NetProceeds	53900000	usd
CY2022Q4	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	155800000	usd
CY2022	frevsob	Breakage Fees BreakageFees	213000	usd
CY2022	us-gaap	Interest Expense Other InterestExpenseOther	31000000	usd
CY2022	frevsob	Transfer Taxes TransferTaxes	6200000	usd
	us-gaap	Loans And Leases Receivable Gain Loss On Sales Net LoansAndLeasesReceivableGainLossOnSalesNet	1200000	usd
CY2022	frevsob	Consolidated Amount ConsolidatedAmount	45600000	usd
CY2022	frevsob	Proceeds Released ProceedsReleased	8200000	usd
CY2022	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	2900000	usd
CY2022	frevsob	Unamortized Lease Commissions UnamortizedLeaseCommissions	1700000	usd
CY2022Q3	frevsob	Non Recurring Cash Distribution NonRecurringCashDistribution	51500000	usd
CY2022Q3	frevsob	Price Per Shares1 PricePerShares1	7.5
CY2022	us-gaap	Deconsolidation Gain Or Loss Amount DeconsolidationGainOrLossAmount	27700000	usd
CY2020Q1	frevsob	Percentage Of Management Fees Of Rent Collected PercentageOfManagementFeesOfRentCollected	0.05	pure
CY2022	us-gaap	Management Fee Expense ManagementFeeExpense	402000	usd
CY2021	us-gaap	Management Fee Expense ManagementFeeExpense	375000	usd
	us-gaap	Management Fee Expense ManagementFeeExpense	241000	usd
CY2022	frevsob	Commission Paid CommissionPaid	40000	usd
CY2022	us-gaap	Deconsolidation Gain Or Loss Amount DeconsolidationGainOrLossAmount	27700000	usd
CY2020Q1	frevsob	Percentage Of Management Fees Of Rent Collected PercentageOfManagementFeesOfRentCollected	0.05	pure
CY2022	us-gaap	Management Fee Expense ManagementFeeExpense	402000	usd
CY2021	us-gaap	Management Fee Expense ManagementFeeExpense	375000	usd
	us-gaap	Management Fee Expense ManagementFeeExpense	241000	usd
CY2022	frevsob	Commission Paid CommissionPaid	40000	usd
CY2021	frevsob	Commission Paid CommissionPaid	51000	usd
	frevsob	Insurance Commissions Paid InsuranceCommissionsPaid	26000	usd
CY2017Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0435	pure
CY2022Q4	us-gaap	Land Land	40813000	usd
CY2021Q4	us-gaap	Land Land	75688000	usd
CY2022Q4	us-gaap	Land Available For Development LandAvailableForDevelopment	405000	usd
CY2021Q4	us-gaap	Land Available For Development LandAvailableForDevelopment	405000	usd
CY2022Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	155535000	usd
CY2021Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	386255000	usd
CY2021	frevsob	Commission Paid CommissionPaid	51000	usd
	frevsob	Insurance Commissions Paid InsuranceCommissionsPaid	26000	usd
CY2022Q3	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	22100000	usd
CY2022Q3	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Interest DeferredTaxLiabilitiesDeferredExpenseCapitalizedInterest	136000	usd
CY2022Q3	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	25000000	usd
CY2022Q3	frevsob	Debt Instrument Interest Rate Stated Percentage Tranche One DebtInstrumentInterestRateStatedPercentageTrancheOne	0.05	pure
CY2022Q3	us-gaap	Debt Instrument Term DebtInstrumentTerm	P3Y
CY2022Q3	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2025-08-01
CY2022Q4	us-gaap	Land Land	40813000	usd
CY2021Q4	us-gaap	Land Land	75688000	usd
CY2022Q4	us-gaap	Land Available For Development LandAvailableForDevelopment	405000	usd
CY2021Q4	us-gaap	Land Available For Development LandAvailableForDevelopment	405000	usd
CY2022Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	155535000	usd
CY2021Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	386255000	usd
CY2022Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	59660000	usd
CY2021Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	115621000	usd
CY2022Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	95875000	usd
CY2021Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	270634000	usd
CY2017Q4	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2027-12-15
CY2022Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	59660000	usd
CY2021Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	115621000	usd
CY2022Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	95875000	usd
CY2021Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	270634000	usd
CY2022Q3	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	1250000	usd
CY2022Q3	us-gaap	Legal Fees LegalFees	1250000	usd
CY2022Q3	frevsob	Annual Debt Service Savings AnnualDebtServiceSavings	340000	usd
CY2022Q3	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	1100000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Severance Payments DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsSeverancePayments	1400000	usd
CY2022Q4	us-gaap	Longterm Debt Percentage Bearing Fixed Interest Amount LongtermDebtPercentageBearingFixedInterestAmount	139217	usd
CY2022Q4	us-gaap	Deferred Finance Costs Noncurrent Gross DeferredFinanceCostsNoncurrentGross	1145000	usd
CY2021Q4	us-gaap	Longterm Debt Percentage Bearing Fixed Interest Amount LongtermDebtPercentageBearingFixedInterestAmount	301276000	usd
CY2021Q4	us-gaap	Deferred Finance Costs Noncurrent Gross DeferredFinanceCostsNoncurrentGross	1400000	usd
CY2021Q4	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	14400000	usd
CY2021Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	7500000	usd
CY2021Q4	us-gaap	Other Additional Capital OtherAdditionalCapital	7500000	usd
CY2021Q4	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2024-01-01
CY2021Q4	us-gaap	Debt Instrument Term DebtInstrumentTerm	P1Y
CY2021Q4	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	1173000	usd
CY2013Q1	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	8000000	usd
CY2013Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	22750000	usd
CY2013Q1	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	129702	usd
CY2013Q1	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0475	pure
CY2020Q2	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	390000	usd
CY2020Q2	us-gaap	Debt Instrument Periodic Payment Interest DebtInstrumentPeriodicPaymentInterest	222000	usd
CY2019Q3	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	17000000	usd
CY2019Q3	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	28815000	usd
CY2019Q3	frevsob	Debt Instrument Interest Rate Stated Percentage Previous Loan DebtInstrumentInterestRateStatedPercentagePreviousLoan	0.0609	pure
CY2019Q3	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0354	pure
CY2019Q3	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	11600000	usd
CY2019Q3	us-gaap	Debt Instrument Term DebtInstrumentTerm	P5Y
CY2019Q3	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	85004	usd
CY2019Q3	frevsob	Debt Instrument Future Periodic Payment Including Principal DebtInstrumentFuturePeriodicPaymentIncludingPrincipal	130036	usd
CY2013Q4	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2013-12-01
CY2013Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	11200000	usd
CY2013Q4	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	57456	usd
CY2013Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0454	pure
CY2017Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	12350000	usd
CY2017Q4	us-gaap	Debt Instrument Term DebtInstrumentTerm	P2Y
CY2022Q4	us-gaap	Debt Instrument Collateral Amount DebtInstrumentCollateralAmount	22642000	usd
CY2022Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	700000	usd
CY2022Q4	us-gaap	Escrow Deposit EscrowDeposit	931000	usd
CY2012Q4	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	20000000	usd
CY2016Q2	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	2320000	usd
CY2022Q4	us-gaap	Longterm Debt Percentage Bearing Fixed Interest Amount LongtermDebtPercentageBearingFixedInterestAmount	139217	usd
CY2022Q4	us-gaap	Deferred Finance Costs Noncurrent Gross DeferredFinanceCostsNoncurrentGross	1145000	usd
CY2021Q4	us-gaap	Longterm Debt Percentage Bearing Fixed Interest Amount LongtermDebtPercentageBearingFixedInterestAmount	301276000	usd
CY2021Q4	us-gaap	Deferred Finance Costs Noncurrent Gross DeferredFinanceCostsNoncurrentGross	1400000	usd
CY2021Q4	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	14400000	usd
CY2021Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	7500000	usd
CY2021Q4	us-gaap	Other Additional Capital OtherAdditionalCapital	7500000	usd
CY2021Q4	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2024-01-01
CY2021Q4	us-gaap	Debt Instrument Term DebtInstrumentTerm	P1Y
CY2021Q4	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	1173000	usd
CY2013Q1	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	8000000	usd
CY2013Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	22750000	usd
CY2013Q1	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	129702	usd
CY2013Q1	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0475	pure
CY2020Q2	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	390000	usd
CY2020Q2	us-gaap	Debt Instrument Periodic Payment Interest DebtInstrumentPeriodicPaymentInterest	222000	usd
CY2019Q3	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	17000000	usd
CY2019Q3	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	28815000	usd
CY2019Q3	frevsob	Debt Instrument Interest Rate Stated Percentage Previous Loan DebtInstrumentInterestRateStatedPercentagePreviousLoan	0.0609	pure
CY2019Q3	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0354	pure
CY2019Q3	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	11600000	usd
CY2019Q3	us-gaap	Debt Instrument Term DebtInstrumentTerm	P5Y
CY2019Q3	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	85004	usd
CY2019Q3	frevsob	Debt Instrument Future Periodic Payment Including Principal DebtInstrumentFuturePeriodicPaymentIncludingPrincipal	130036	usd
CY2013Q4	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2013-12-01
CY2013Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	11200000	usd
CY2013Q4	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	57456	usd
CY2013Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0454	pure
CY2017Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	12350000	usd
CY2017Q4	us-gaap	Debt Instrument Term DebtInstrumentTerm	P2Y
CY2017Q4	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2027-12-15
CY2017Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0435	pure
CY2022Q3	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	22100000	usd
CY2022Q3	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Interest DeferredTaxLiabilitiesDeferredExpenseCapitalizedInterest	136000	usd
CY2022Q3	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	25000000	usd
CY2012Q4	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2023-01-03
CY2012Q4	frevsob	Debt Instrument Interest Rate Stated Percentage Tranche One DebtInstrumentInterestRateStatedPercentageTrancheOne	0.0381	pure
CY2012Q4	frevsob	Debt Instrument Interest Rate Stated Percentage Tranche Two DebtInstrumentInterestRateStatedPercentageTrancheTwo	0.0353	pure
CY2022Q1	frevsob	Outstanding Balance OutstandingBalance	18200000	usd
CY2014Q4	us-gaap	Debt Instrument Periodic Payment Principal DebtInstrumentPeriodicPaymentPrincipal	27807	usd
CY2014Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0375	pure
CY2022	frevsob	Debt Instrument Collateral Amounts DebtInstrumentCollateralAmounts	17652000	usd
CY2020Q3	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	19200000	usd
CY2020Q3	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	25000000	usd
CY2020Q3	us-gaap	Other Additional Capital OtherAdditionalCapital	250000	usd
CY2020Q3	frevsob	Percentage Of Libor Rate PercentageOfLIBORRate	0.0415	pure
CY2020Q3	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2022-10-01
CY2020Q3	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	5600000	usd
CY2017Q2	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	22000000	usd
CY2017Q2	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	23500000	usd
CY2017Q2	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2019-04-28
CY2017Q2	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0555	pure
CY2017Q2	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	1100000	usd
	us-gaap	Debt Instrument Periodic Payment Principal DebtInstrumentPeriodicPaymentPrincipal	43250	usd
CY2019	us-gaap	Debt Instrument Periodic Payment Principal DebtInstrumentPeriodicPaymentPrincipal	45250	usd
CY2019Q2	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	22500000	usd
CY2019Q2	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	47250	usd
CY2021Q1	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	49250	usd
CY2022Q1	frevsob	Outstanding Balance OutstandingBalance	21100000	usd
CY2018Q1	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	115300000	usd
CY2018Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	118500000	usd
CY2018Q1	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2021-02-06
CY2018Q1	frevsob	Loan Amount LoanAmount	121900000	usd
CY2022Q3	frevsob	Debt Instrument Interest Rate Stated Percentage Tranche One DebtInstrumentInterestRateStatedPercentageTrancheOne	0.05	pure
CY2022Q3	us-gaap	Debt Instrument Term DebtInstrumentTerm	P3Y
CY2022Q3	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2025-08-01
CY2022Q3	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	1250000	usd
CY2022Q3	us-gaap	Legal Fees LegalFees	1250000	usd
CY2022Q3	frevsob	Annual Debt Service Savings AnnualDebtServiceSavings	340000	usd
CY2022Q3	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	1100000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Severance Payments DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsSeverancePayments	1400000	usd
CY2022Q4	us-gaap	Debt Instrument Collateral Amount DebtInstrumentCollateralAmount	22642000	usd
CY2022Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	700000	usd
CY2022Q4	us-gaap	Escrow Deposit EscrowDeposit	931000	usd
CY2012Q4	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	20000000	usd
CY2016Q2	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	2320000	usd
CY2012Q4	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2023-01-03
CY2012Q4	frevsob	Debt Instrument Interest Rate Stated Percentage Tranche One DebtInstrumentInterestRateStatedPercentageTrancheOne	0.0381	pure
CY2012Q4	frevsob	Debt Instrument Interest Rate Stated Percentage Tranche Two DebtInstrumentInterestRateStatedPercentageTrancheTwo	0.0353	pure
CY2022Q1	frevsob	Outstanding Balance OutstandingBalance	18200000	usd
CY2014Q4	us-gaap	Debt Instrument Periodic Payment Principal DebtInstrumentPeriodicPaymentPrincipal	27807	usd
CY2014Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0375	pure
CY2022	frevsob	Debt Instrument Collateral Amounts DebtInstrumentCollateralAmounts	17652000	usd
CY2020Q3	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	19200000	usd
CY2020Q3	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	25000000	usd
CY2020Q3	us-gaap	Other Additional Capital OtherAdditionalCapital	250000	usd
CY2020Q3	frevsob	Percentage Of Libor Rate PercentageOfLIBORRate	0.0415	pure
CY2020Q3	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2022-10-01
CY2020Q3	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	5600000	usd
CY2017Q2	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	22000000	usd
CY2017Q2	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	23500000	usd
CY2017Q2	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2019-04-28
CY2017Q2	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0555	pure
CY2017Q2	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	1100000	usd
	us-gaap	Debt Instrument Periodic Payment Principal DebtInstrumentPeriodicPaymentPrincipal	43250	usd
CY2019	us-gaap	Debt Instrument Periodic Payment Principal DebtInstrumentPeriodicPaymentPrincipal	45250	usd
CY2019Q2	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	22500000	usd
CY2019Q2	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	47250	usd
CY2021Q1	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	49250	usd
CY2022Q1	frevsob	Outstanding Balance OutstandingBalance	21100000	usd
CY2018Q1	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	115300000	usd
CY2018Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	118500000	usd
CY2018Q1	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2021-02-06
CY2018Q1	frevsob	Loan Amount LoanAmount	121900000	usd
CY2018Q1	frevsob	Percentage Of Libor Rate PercentageOfLIBORRate	0.03	pure
CY2020Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	121900000	usd
CY2020Q1	frevsob	Percentage Of Libor Rate PercentageOfLIBORRate	0.03	pure
CY2021Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	118500000	usd
CY2018Q1	frevsob	Percentage Of Libor Rate PercentageOfLIBORRate	0.03	pure
CY2020Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	121900000	usd
CY2020Q1	frevsob	Percentage Of Libor Rate PercentageOfLIBORRate	0.03	pure
CY2021Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	118500000	usd
CY2021Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	500000	usd
CY2021Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	118500000	usd
CY2021Q1	frevsob	Percentage Of Libor Rate PercentageOfLIBORRate	0.03	pure
CY2021Q4	frevsob	Outstanding Balance OutstandingBalance	116500000	usd
CY2022	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2023-10-31
CY2022Q4	us-gaap	Line Of Credit Facility Current Borrowing Capacity LineOfCreditFacilityCurrentBorrowingCapacity	13000000	usd
CY2022	us-gaap	Debt Instrument Basis Spread On Variable Rate1 DebtInstrumentBasisSpreadOnVariableRate1	0.0375	pure
CY2022	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	13000000	usd
CY2021	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	13000000	usd
CY2022Q4	us-gaap	Debt Instrument Fair Value DebtInstrumentFairValue	132200000	usd
CY2021Q4	us-gaap	Debt Instrument Fair Value DebtInstrumentFairValue	301600000	usd
CY2022Q4	us-gaap	Secured Debt SecuredDebt	138100000	usd
CY2022Q4	us-gaap	Debt Instrument Fair Value DebtInstrumentFairValue	132200000	usd
CY2021Q4	us-gaap	Debt Instrument Fair Value DebtInstrumentFairValue	301600000	usd
CY2022Q4	us-gaap	Secured Debt SecuredDebt	138100000	usd
CY2021Q4	us-gaap	Secured Debt SecuredDebt	299900000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	43035	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	17163	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	39734	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	817	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	849	usd
CY2021	us-gaap	Debt Securities Unrealized Gain Loss DebtSecuritiesUnrealizedGainLoss	2616000	usd
CY2020	us-gaap	Debt Securities Unrealized Gain Loss DebtSecuritiesUnrealizedGainLoss	2798000	usd
CY2022Q4	us-gaap	Property Subject To Or Available For Operating Lease Net PropertySubjectToOrAvailableForOperatingLeaseNet	36100000	usd
CY2021Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	500000	usd
CY2021Q1	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	118500000	usd
CY2021Q1	frevsob	Percentage Of Libor Rate PercentageOfLIBORRate	0.03	pure
CY2021Q4	frevsob	Outstanding Balance OutstandingBalance	116500000	usd
CY2022	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2023-10-31
CY2022Q4	us-gaap	Line Of Credit Facility Current Borrowing Capacity LineOfCreditFacilityCurrentBorrowingCapacity	13000000	usd
CY2022	us-gaap	Debt Instrument Basis Spread On Variable Rate1 DebtInstrumentBasisSpreadOnVariableRate1	0.0375	pure
CY2022	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	13000000	usd
CY2021	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	13000000	usd
CY2021Q4	us-gaap	Secured Debt SecuredDebt	299900000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	43035	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	17163	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	39734	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	817	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	849	usd
CY2021Q4	us-gaap	Derivative Underlying DerivativeUnderlying	On December 30, 2021, the Rotunda property owned by Grande Rotunda was sold, a portion of the proceeds from the sale was used to pay off the $116.5 million then outstanding balance of the underlying loan and the corresponding interest rate cap on this loan matured with no settlement due at maturity. On January 10, 2022, the property owned by Damascus Centre was sold and a portion of the proceeds from the sale was used to pay off the $18.2 million then outstanding balance of the underlying loan and the corresponding swap breakage fees of approximately $213,000 related to the early termination of the interest rate swap contracts on this loan which was included as interest expense on the accompanying consolidated statement of income for the year ended October 31, 2022. (See Note 2 for further details on the sales of these properties.) On June 17, 2022, Wayne PSC terminated its interest rate swap contract on its underlying loan held with People’s United Bank, which had a maturity date of October 2026, for a settlement amount of approximately $1.4 million.
CY2022	us-gaap	Debt Securities Unrealized Gain Loss DebtSecuritiesUnrealizedGainLoss	3717000	usd
CY2020	us-gaap	Proceeds From Related Party Debt ProceedsFromRelatedPartyDebt		usd
CY2021Q4	us-gaap	Derivative Underlying DerivativeUnderlying	On December 30, 2021, the Rotunda property owned by Grande Rotunda was sold, a portion of the proceeds from the sale was used to pay off the $116.5 million then outstanding balance of the underlying loan and the corresponding interest rate cap on this loan matured with no settlement due at maturity. On January 10, 2022, the property owned by Damascus Centre was sold and a portion of the proceeds from the sale was used to pay off the $18.2 million then outstanding balance of the underlying loan and the corresponding swap breakage fees of approximately $213,000 related to the early termination of the interest rate swap contracts on this loan which was included as interest expense on the accompanying consolidated statement of income for the year ended October 31, 2022. (See Note 2 for further details on the sales of these properties.) On June 17, 2022, Wayne PSC terminated its interest rate swap contract on its underlying loan held with People’s United Bank, which had a maturity date of October 2026, for a settlement amount of approximately $1.4 million.
CY2022	us-gaap	Debt Securities Unrealized Gain Loss DebtSecuritiesUnrealizedGainLoss	3717000	usd
CY2021	us-gaap	Debt Securities Unrealized Gain Loss DebtSecuritiesUnrealizedGainLoss	2616000	usd
CY2020	us-gaap	Debt Securities Unrealized Gain Loss DebtSecuritiesUnrealizedGainLoss	2798000	usd
CY2022Q4	us-gaap	Property Subject To Or Available For Operating Lease Net PropertySubjectToOrAvailableForOperatingLeaseNet	36100000	usd
CY2022	frevsob	Years Minimum Term Range Of Residentiall Leases YearsMinimumTermRangeOfResidentiallLeases	P2Y
CY2022	frevsob	Fees Charged To Operation FeesChargedToOperation	1429000	usd
CY2022	frevsob	Insurance Commissions Paid InsuranceCommissionsPaid	164000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	5620000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	4823000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	4134000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Four Years LessorOperatingLeasePaymentsToBeReceivedFourYears	3365000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	2206000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Thereafter LessorOperatingLeasePaymentsToBeReceivedThereafter	4118000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	24266000	usd
CY2022	frevsob	Years Minimum Term Range Of Residentiall Leases YearsMinimumTermRangeOfResidentiallLeases	P2Y
CY2022	frevsob	Fees Charged To Operation FeesChargedToOperation	1429000	usd
CY2022	frevsob	Insurance Commissions Paid InsuranceCommissionsPaid	164000	usd
CY2021	frevsob	Insurance Commissions Paid InsuranceCommissionsPaid	209000	usd
CY2020	frevsob	Insurance Commissions Paid InsuranceCommissionsPaid	190000	usd
CY2022	frevsob	Equity Contributions Percentage EquityContributionsPercentage	0.50	pure
CY2015Q2	us-gaap	Derivative Remaining Maturity1 DerivativeRemainingMaturity1	P10Y
CY2022	frevsob	Secured Loans Receivable SecuredLoansReceivable	5300000	usd
CY2022	us-gaap	Trustee Fees TrusteeFees	0	usd
CY2021	us-gaap	Trustee Fees TrusteeFees	0	usd
CY2020	us-gaap	Trustee Fees TrusteeFees	21000	usd
CY2022Q1	frevsob	Prorata Share Based Funding Amount ProrataShareBasedFundingAmount	300000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	5620000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	4823000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	4134000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Four Years LessorOperatingLeasePaymentsToBeReceivedFourYears	3365000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	2206000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received Thereafter LessorOperatingLeasePaymentsToBeReceivedThereafter	4118000	usd
CY2022Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	24266000	usd
CY2021	frevsob	Insurance Commissions Paid InsuranceCommissionsPaid	209000	usd
CY2020	frevsob	Insurance Commissions Paid InsuranceCommissionsPaid	190000	usd
CY2022	frevsob	Equity Contributions Percentage EquityContributionsPercentage	0.50	pure
CY2015Q2	us-gaap	Derivative Remaining Maturity1 DerivativeRemainingMaturity1	P10Y
CY2022	frevsob	Secured Loans Receivable SecuredLoansReceivable	5300000	usd
CY2022	us-gaap	Trustee Fees TrusteeFees	0	usd
CY2021	us-gaap	Trustee Fees TrusteeFees	0	usd
CY2020	us-gaap	Trustee Fees TrusteeFees	21000	usd
CY2022Q1	frevsob	Prorata Share Based Funding Amount ProrataShareBasedFundingAmount	300000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	1.438	pure
CY2022	frevsob	Percentage Of Capital Gain From Sale Of Property Distributed As Dividends PercentageOfCapitalGainFromSaleOfPropertyDistributedAsDividends	1	pure
CY2021	frevsob	Distributed Earnings Percentage DistributedEarningsPercentage	0.924	pure
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	1.438	pure
CY2022	frevsob	Percentage Of Capital Gain From Sale Of Property Distributed As Dividends PercentageOfCapitalGainFromSaleOfPropertyDistributedAsDividends	1	pure
CY2021	frevsob	Distributed Earnings Percentage DistributedEarningsPercentage	0.924	pure
CY2022Q3	us-gaap	Stock Option Exercise Price Increase StockOptionExercisePriceIncrease	7.5
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	310740	shares
CY2022	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	1174000	usd
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	184600	usd
CY2022Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	2000000	usd
CY2014Q3	frevsob	Average Period AveragePeriod	P10Y
CY2014Q4	frevsob	Annual Installments Over A Period AnnualInstallmentsOverAPeriod	P10Y
CY2022	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	77000	shares
CY2022	us-gaap	Earnings Per Share Basic Distributed EarningsPerShareBasicDistributed	0.07
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	3000	shares
CY2020	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1500	shares
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	268000	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	268000	shares
CY2022Q4	us-gaap	Resale Agreement Counterparty Amount At Risk ResaleAgreementCounterpartyAmountAtRisk	15000000	usd
CY2022	frevsob	Liquidated Damages LiquidatedDamages	15000000	usd
CY2022Q4	us-gaap	Replacement Reserve Escrow ReplacementReserveEscrow	15000000	usd
CY2022Q1	us-gaap	Escrow Deposits Related To Property Sales EscrowDepositsRelatedToPropertySales	15000000	usd
CY2022Q4	frevsob	Awarding Sellers AwardingSellers	3420422880	usd
CY2022Q4	us-gaap	Order Flow Fees OrderFlowFees	3420422880	usd
CY2022	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	0	usd
CY2021	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	0	usd
CY2020	us-gaap	Proceeds From Related Party Debt ProceedsFromRelatedPartyDebt		usd
CY2022Q3	us-gaap	Stock Option Exercise Price Increase StockOptionExercisePriceIncrease	7.5
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	310740	shares
CY2022	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	1174000	usd
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	184600	usd
CY2022Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	2000000	usd
CY2014Q3	frevsob	Average Period AveragePeriod	P10Y
CY2014Q4	frevsob	Annual Installments Over A Period AnnualInstallmentsOverAPeriod	P10Y
CY2022	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	77000	shares
CY2022	us-gaap	Earnings Per Share Basic Distributed EarningsPerShareBasicDistributed	0.07
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	3000	shares
CY2020	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1500	shares
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	268000	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	268000	shares
CY2022Q4	us-gaap	Resale Agreement Counterparty Amount At Risk ResaleAgreementCounterpartyAmountAtRisk	15000000	usd
CY2022	frevsob	Liquidated Damages LiquidatedDamages	15000000	usd
CY2022Q4	us-gaap	Replacement Reserve Escrow ReplacementReserveEscrow	15000000	usd
CY2022Q1	us-gaap	Escrow Deposits Related To Property Sales EscrowDepositsRelatedToPropertySales	15000000	usd
CY2022Q4	frevsob	Awarding Sellers AwardingSellers	3420422880	usd
CY2022Q4	us-gaap	Order Flow Fees OrderFlowFees	3420422880	usd
CY2022	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	0	usd
CY2021	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	0	usd
CY2020	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	4606000000	usd
CY2022Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	1170000000	usd
CY2021Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	2282000000	usd
CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	957000000	usd
CY2022Q2	us-gaap	Profit Loss ProfitLoss	-1001000	usd
CY2022Q3	us-gaap	Profit Loss ProfitLoss	1814000	usd
CY2022Q4	us-gaap	Profit Loss ProfitLoss	-722000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2022Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	23376000	usd
CY2022Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-649000	usd
CY2022Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-649000	usd
CY2022Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	693000	usd
CY2020	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	4606000000	usd
CY2022Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	1170000000	usd
CY2021Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	2282000000	usd
CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	957000000	usd
CY2022	frevsob	Rental Revenue Deemed Uncollectible RentalRevenueDeemedUncollectible	600000	usd
CY2021	frevsob	Rental Revenue Deemed Uncollectible RentalRevenueDeemedUncollectible	1300000	usd
CY2020	frevsob	Rental Revenue Deemed Uncollectible RentalRevenueDeemedUncollectible	1400000	usd
CY2022	frevsob	Commercial Tenants Deferrals Of Rent CommercialTenantsDeferralsOfRent	0	usd
CY2021	frevsob	Commercial Tenants Deferrals Of Rent CommercialTenantsDeferralsOfRent	132000000	usd
CY2020	frevsob	Commercial Tenants Deferrals Of Rent CommercialTenantsDeferralsOfRent	206000000	usd
CY2022	frevsob	Rent Abatements RentAbatements	9000000	usd
CY2021	frevsob	Rent Abatements RentAbatements	239000000	usd
CY2020	frevsob	Rent Abatements RentAbatements	238000000	usd
CY2022	frevsob	Uncollected Rents UncollectedRents	300000	usd
CY2022	us-gaap	Straight Line Rent StraightLineRent	400000	usd
CY2022	frevsob	Unamortized Leasing Commissions UnamortizedLeasingCommissions	200000	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	900000	usd
CY2022	frevsob	Total Deferred Payments TotalDeferredPayments	1013000000	usd
CY2022	us-gaap	Repayments Of Debt RepaymentsOfDebt	623000000	usd
CY2021	us-gaap	Repayments Of Debt RepaymentsOfDebt	162000000	usd
CY2022Q1	us-gaap	Revenues Revenues	10649000	usd
CY2022Q2	us-gaap	Revenues Revenues	6615000	usd
CY2022Q3	us-gaap	Revenues Revenues	6959000	usd
CY2022Q4	us-gaap	Revenues Revenues	7048000	usd
CY2022	us-gaap	Revenues Revenues	31271000	usd
CY2022Q1	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	-58504000	usd
CY2022Q2	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	7616000	usd
CY2022Q3	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	5145000	usd
CY2022Q4	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	7770000	usd
CY2022	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	-37973000	usd
CY2022Q1	us-gaap	Profit Loss ProfitLoss	69153000	usd
CY2022	frevsob	Rental Revenue Deemed Uncollectible RentalRevenueDeemedUncollectible	600000	usd
CY2021	frevsob	Rental Revenue Deemed Uncollectible RentalRevenueDeemedUncollectible	1300000	usd
CY2020	frevsob	Rental Revenue Deemed Uncollectible RentalRevenueDeemedUncollectible	1400000	usd
CY2022	frevsob	Commercial Tenants Deferrals Of Rent CommercialTenantsDeferralsOfRent	0	usd
CY2021	frevsob	Commercial Tenants Deferrals Of Rent CommercialTenantsDeferralsOfRent	132000000	usd
CY2020	frevsob	Commercial Tenants Deferrals Of Rent CommercialTenantsDeferralsOfRent	206000000	usd
CY2022	frevsob	Rent Abatements RentAbatements	9000000	usd
CY2021	frevsob	Rent Abatements RentAbatements	239000000	usd
CY2020	frevsob	Rent Abatements RentAbatements	238000000	usd
CY2022	frevsob	Uncollected Rents UncollectedRents	300000	usd
CY2022	us-gaap	Straight Line Rent StraightLineRent	400000	usd
CY2022	frevsob	Unamortized Leasing Commissions UnamortizedLeasingCommissions	200000	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	900000	usd
CY2022	frevsob	Total Deferred Payments TotalDeferredPayments	1013000000	usd
CY2022	us-gaap	Repayments Of Debt RepaymentsOfDebt	623000000	usd
CY2021	us-gaap	Repayments Of Debt RepaymentsOfDebt	162000000	usd
CY2022Q1	us-gaap	Revenues Revenues	10649000	usd
CY2022Q2	us-gaap	Revenues Revenues	6615000	usd
CY2022Q3	us-gaap	Revenues Revenues	6959000	usd
CY2022Q4	us-gaap	Revenues Revenues	7048000	usd
CY2022	us-gaap	Revenues Revenues	31271000	usd
CY2022Q1	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	-58504000	usd
CY2022Q2	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	7616000	usd
CY2022Q3	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	5145000	usd
CY2022Q4	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	7770000	usd
CY2022	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	-37973000	usd
CY2022Q1	us-gaap	Profit Loss ProfitLoss	69153000	usd
CY2022Q2	us-gaap	Profit Loss ProfitLoss	-1001000	usd
CY2022Q3	us-gaap	Profit Loss ProfitLoss	1814000	usd
CY2022Q4	us-gaap	Profit Loss ProfitLoss	-722000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	69244000	usd
CY2022Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-168000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	23252000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	45777000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	-352000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	1121000	usd
CY2022Q4	us-gaap	Net Income Loss NetIncomeLoss	-554000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	45992000	usd
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.51
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.05
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.16
CY2022Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.08
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.52
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.45
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.16
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.45
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1
CY2022Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	9
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	9.2
CY2021Q1	us-gaap	Revenues Revenues	12754000	usd
CY2021Q2	us-gaap	Revenues Revenues	12804000	usd
CY2021Q3	us-gaap	Revenues Revenues	12542000	usd
CY2021Q4	us-gaap	Revenues Revenues	12191000	usd
CY2021	us-gaap	Revenues Revenues	50291000	usd
CY2021Q1	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	11975000	usd
CY2021Q2	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	12867000	usd
CY2021Q3	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	12226000	usd
CY2021Q4	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	12176000	usd
CY2021	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	49244000	usd
CY2021Q1	us-gaap	Profit Loss ProfitLoss	779000	usd
CY2021Q2	us-gaap	Profit Loss ProfitLoss	-63000	usd
CY2021Q3	us-gaap	Profit Loss ProfitLoss	316000	usd
CY2021Q4	us-gaap	Profit Loss ProfitLoss	15000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2021Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	221000	usd
CY2021Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-72000	usd
CY2021Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	107000	usd
CY2021Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-136000	usd
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	120000	usd
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	558000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	9000	usd
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	209000	usd
CY2021Q4	us-gaap	Net Income Loss NetIncomeLoss	151000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	927000	usd
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.08
CY2022Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-168000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	23252000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	45777000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	-352000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	1121000	usd
CY2022Q4	us-gaap	Net Income Loss NetIncomeLoss	-554000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	45992000	usd
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.51
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.05
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.16
CY2022Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.08
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.52
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.45
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.05
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.16
CY2022Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.08
CY2021	frevsob	Deferred Revenues DeferredRevenues		usd
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.45
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1
CY2022Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	9
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	9.2
CY2021Q1	us-gaap	Revenues Revenues	12754000	usd
CY2021Q2	us-gaap	Revenues Revenues	12804000	usd
CY2021Q3	us-gaap	Revenues Revenues	12542000	usd
CY2021Q4	us-gaap	Revenues Revenues	12191000	usd
CY2021	us-gaap	Revenues Revenues	50291000	usd
CY2021Q1	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	11975000	usd
CY2021Q2	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	12867000	usd
CY2021Q3	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	12226000	usd
CY2021Q4	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	12176000	usd
CY2021	frevsob	Expenses Operating And Nonoperating ExpensesOperatingAndNonoperating	49244000	usd
CY2021Q1	us-gaap	Profit Loss ProfitLoss	779000	usd
CY2021Q2	us-gaap	Profit Loss ProfitLoss	-63000	usd
CY2021Q3	us-gaap	Profit Loss ProfitLoss	316000	usd
CY2021Q4	us-gaap	Profit Loss ProfitLoss	15000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1047000	usd
CY2021Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	221000	usd
CY2021Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-72000	usd
CY2021Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	107000	usd
CY2021Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-136000	usd
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	120000	usd
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	558000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	9000	usd
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	209000	usd
CY2021Q4	us-gaap	Net Income Loss NetIncomeLoss	151000	usd
CY2020	us-gaap	Repayments Of Related Party Debt RepaymentsOfRelatedPartyDebt		usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	927000	usd
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.08
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.03
CY2021Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.02
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.13
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.05
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.05
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.05
CY2021Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.25
CY2022	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	70000000	usd
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	46300000	usd
CY2021	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	1200000	usd
CY2022	frevsob	Increase In Expenses Of Compensation Cost IncreaseInExpensesOfCompensationCost	1200000	usd
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.17
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.17
CY2022	frevsob	Settleups Of Common Area Maintenance With Commercial Tenants SettleupsOfCommonAreaMaintenanceWithCommercialTenants	700000	usd
CY2020	frevsob	Settleups Of Common Area Maintenance With Commercial Tenants SettleupsOfCommonAreaMaintenanceWithCommercialTenants	400000	usd
	frevsob	Settleups Of Common Area Maintenance With Commercial Tenants SettleupsOfCommonAreaMaintenanceWithCommercialTenants	300000	usd
CY2022Q4	srt	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	139217000	usd
CY2022Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	59660000	usd
CY2022	dei	Entity Registrant Name EntityRegistrantName	FIRST REAL ESTATE INVESTMENT TRUST OF NEW JERSEY
CY2022	dei	Local Phone Number LocalPhoneNumber	488-6400
CY2022	dei	City Area Code CityAreaCode	201
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1126000	usd
CY2022Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet		usd
CY2021Q4	us-gaap	Assets Held In Trust Noncurrent AssetsHeldInTrustNoncurrent		usd
CY2021Q4	frevsob	Interest Rate Swap Contracts InterestRateSwapContracts		usd
CY2022Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	222000	usd
CY2021Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	358000	usd
CY2022Q4	us-gaap	Due To Affiliate Current And Noncurrent DueToAffiliateCurrentAndNoncurrent		usd
CY2022Q4	us-gaap	Derivative Liabilities DerivativeLiabilities		usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
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CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue		usd
CY2021Q4	us-gaap	Preferred Stock Value PreferredStockValue		usd
CY2022Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2021Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	20000000	shares
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	20000000	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6860048	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	7048344	shares
CY2021Q4	frevsob	Common Vested Share Units To Directors CommonVestedShareUnitsToDirectors	175923	shares
CY2022Q4	frevsob	Common Vested Share Units To Directors CommonVestedShareUnitsToDirectors	272882	shares
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.03
CY2021Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.02
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.13
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.05
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.05
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.05
CY2021Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.25
CY2022	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	70000000	usd
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	46300000	usd
CY2021	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	1200000	usd
CY2022	frevsob	Increase In Expenses Of Compensation Cost IncreaseInExpensesOfCompensationCost	1200000	usd
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.17
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.17
CY2022	frevsob	Settleups Of Common Area Maintenance With Commercial Tenants SettleupsOfCommonAreaMaintenanceWithCommercialTenants	700000	usd
CY2020	frevsob	Settleups Of Common Area Maintenance With Commercial Tenants SettleupsOfCommonAreaMaintenanceWithCommercialTenants	400000	usd
	frevsob	Settleups Of Common Area Maintenance With Commercial Tenants SettleupsOfCommonAreaMaintenanceWithCommercialTenants	300000	usd
CY2022Q4	srt	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	139217000	usd
CY2022Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	59660000	usd
CY2022Q4	us-gaap	Derivative Liabilities DerivativeLiabilities		usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue		usd
CY2021Q4	us-gaap	Preferred Stock Value PreferredStockValue		usd
CY2022Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2021Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	20000000	shares
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	20000000	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6860048	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	7048344	shares
CY2021Q4	frevsob	Common Vested Share Units To Directors CommonVestedShareUnitsToDirectors	175923	shares
CY2022Q4	frevsob	Common Vested Share Units To Directors CommonVestedShareUnitsToDirectors	272882	shares
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2022	frevsob	Special Comittee Expenses SpecialComitteeExpenses		usd
CY2021	frevsob	Special Comittee Expenses SpecialComitteeExpenses		usd
CY2022	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19		usd
CY2021	frevsob	Tenant Improvement Write Off Due To Covid19 TenantImprovementWriteOffDueToCOVID19		usd
CY2021	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets		usd
CY2020	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets		usd
CY2021	us-gaap	Gain Loss On Contract Termination GainLossOnContractTermination		usd
CY2020	us-gaap	Gain Loss On Contract Termination GainLossOnContractTermination		usd
CY2022	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary		usd
CY2021	frevsob	Gain On Deconsolidation Of Subsidiary GainOnDeconsolidationOfSubsidiary		usd
CY2021	frevsob	Amount Reclassified From Accumulated Other Comprehensive Income To Realized Gain On Terminati AmountReclassifiedFromAccumulatedOtherComprehensiveIncomeToRealizedGainOnTerminati		usd
CY2020	frevsob	Amount Reclassified From Accumulated Other Comprehensive Income To Realized Gain On Terminati AmountReclassifiedFromAccumulatedOtherComprehensiveIncomeToRealizedGainOnTerminati		usd
CY2020	us-gaap	Repayments Of Related Party Debt RepaymentsOfRelatedPartyDebt		usd
CY2022	frevsob	Commercial Tenant Security Deposits Applied To Accounts Receivable CommercialTenantSecurityDepositsAppliedToAccountsReceivable		usd
CY2022	frevsob	Real Estate At Cost Net Of Accumulated Depreciation RealEstateAtCostNetOfAccumulatedDepreciation		usd
CY2021	frevsob	Real Estate At Cost Net Of Accumulated Depreciation RealEstateAtCostNetOfAccumulatedDepreciation		usd
CY2022	frevsob	Accounts Receivable Net Of Allowance For Doubtful Accounts AccountsReceivableNetOfAllowanceForDoubtfulAccounts		usd
CY2021	frevsob	Accounts Receivable Net Of Allowance For Doubtful Accounts AccountsReceivableNetOfAllowanceForDoubtfulAccounts		usd
CY2022	frevsob	Prepaid Expenses And Other Assets PrepaidExpensesAndOtherAssets		usd
CY2021	frevsob	Prepaid Expenses And Other Assets PrepaidExpensesAndOtherAssets		usd
CY2022	frevsob	Mortgage Payable MortgagePayable		usd
CY2021	frevsob	Mortgage Payable MortgagePayable		usd
CY2022	frevsob	Unamortized Debt Issuance Costs UnamortizedDebtIssuanceCosts		usd
CY2021	frevsob	Unamortized Debt Issuance Costs UnamortizedDebtIssuanceCosts		usd
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CY2021	frevsob	Accounts Payable And Accrued Expenses AccountsPayableAndAccruedExpenses		usd
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CY2021	frevsob	Tenants Security Deposit TenantsSecurityDeposit		usd
CY2022	frevsob	Deferred Revenues DeferredRevenues		usd
CY2022	dei	Amendment Flag AmendmentFlag	false
CY2022	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2022	dei	Entity Central Index Key EntityCentralIndexKey	0000036840
CY2022Q2	dei	Entity Public Float EntityPublicFloat	102000000	usd
CY2022	frevsob	Commercial Tenant Security Deposits Applied To Accounts Receivable CommercialTenantSecurityDepositsAppliedToAccountsReceivable		usd
CY2022	frevsob	Real Estate At Cost Net Of Accumulated Depreciation RealEstateAtCostNetOfAccumulatedDepreciation		usd
CY2021	frevsob	Real Estate At Cost Net Of Accumulated Depreciation RealEstateAtCostNetOfAccumulatedDepreciation		usd
CY2022	frevsob	Accounts Receivable Net Of Allowance For Doubtful Accounts AccountsReceivableNetOfAllowanceForDoubtfulAccounts		usd
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CY2022	frevsob	Prepaid Expenses And Other Assets PrepaidExpensesAndOtherAssets		usd
CY2021	frevsob	Prepaid Expenses And Other Assets PrepaidExpensesAndOtherAssets		usd
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CY2021	frevsob	Mortgage Payable MortgagePayable		usd
CY2022	frevsob	Unamortized Debt Issuance Costs UnamortizedDebtIssuanceCosts		usd
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CY2022	frevsob	Net Carrying Value Of Assets And Liabilities Deconsolidated NetCarryingValueOfAssetsAndLiabilitiesDeconsolidated		usd
CY2021	frevsob	Net Carrying Value Of Assets And Liabilities Deconsolidated NetCarryingValueOfAssetsAndLiabilitiesDeconsolidated		usd
CY2021	frevsob	Funds Held In Postclosing Escrow FundsHeldInPostclosingEscrow		usd
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CY2022	dei	Amendment Flag AmendmentFlag	false
CY2022	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2022	dei	Entity Central Index Key EntityCentralIndexKey	0000036840
CY2022Q2	dei	Entity Public Float EntityPublicFloat	102000000	usd

Files In Submission

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$FREVS
FIRST REAL ESTATE INVESTMENT TRUST OF NEW JERSEY Stock $frevs

2023 Q1 Form 10-K Financial Statement

#000117494723000058 Filed on January 27, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FREVS FIRST REAL ESTATE INVESTMENT TRUST OF NEW JERSEY Stock $frevs

2023 Q1 Form 10-K Financial Statement

#000117494723000058 Filed on January 27, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FREVS
FIRST REAL ESTATE INVESTMENT TRUST OF NEW JERSEY Stock $frevs