COVID-19 Pandemic (Details) - USD ($)	1 Months Ended	12 Months Ended
	Dec. 30, 2021	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019	Jun. 30, 2020
Security deposit as accounts receivables		$ 1,340,000	$ 1,408,000	$ 2,278,000
Uncollected rents					$ 300,000
Rental revenue deemed uncollectible		1,300,000
Deferrals of rent			1,400,000
Commercial tenants deferrals of rent		132,000	206,000
Increase in expense for reserve of uncollectible rents with consolidated impact			200,000
Rent abatements		239,000	238,000
Tenant improvements related to Cobb Theatre with net book value			7,300,000
Unamortized leasing commissions fully expensed in a net impact of net income			900,000
Straight-line rent receivable			400,000		$ 400,000
Aggregate lease termination fee		260,000
Deferred payments of loan		1,013,000
Cash balance		35,900,000
Available line of credit		13,000,000
Available to draw		279,000	250,000	$ 569,000
Repayments Of Loan		162,000	162,000
Subsequent Event [Member] | FREIT Maryland [Member]
Available to draw	$ 7,500,000
Commercial Properties [Member]
Security deposit as accounts receivables		397,000
FREIT [Member]
Rental revenue deemed uncollectible		800,000	900,000
Commercial tenants deferrals of rent		81,000	192,000
Rent abatements		158,000	156,000
Tenant improvements related to Cobb Theatre with net book value			4,400,000
Unamortized leasing commissions fully expensed in a net impact of net income			$ 500,000
Aggregate lease termination fee		$ 140,000