Management agreement, fees and transactions with related party (Details) - USD ($)	3 Months Ended
	Jan. 31, 2023	Jan. 31, 2022
Management agreement, fees and transactions with related party (Details) [Line Items]
Fees charged to operation	$ 326,000
Commissions, charged to operations	50,000	$ 52,000
Additional Services	$ 0	6,294,000
Termination Loans, Description	the event of a termination by FREIT without cause and a termination fee of 1.25 times the Termination Fee if the Management Agreement terminates following a merger or acquisition of FREIT (the “M&A Termination Fee”). On March 9, 2023, the Board approved an amendment to the Management Agreement (the “Second Amendment”) which provides, among other things, that the M&A Termination Fee shall be increased from 1.25 times the Termination Fee to 2.5 times the Termination Fee.
Minimum [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Management fees equal percentage	4.00%
Maximum [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Management fees equal percentage	5.00%
Rotunda Property [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Loan commission	$ 4,777,000
Damascus Property [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Loan commission	917,000
Westridge Square Property [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Loan commission	525,000
Boulders Property [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Loan commission	75,000
FREIT [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Trustee fee expense	141,000	135,000
Robert S. Hekemian, Jr. [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Trustee fee expense	10,000	10,000
Allan Tubin [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Trustee fee expense	13,000	15,000
Director [Member]
Management agreement, fees and transactions with related party (Details) [Line Items]
Fees charged to operation		484,000
Commissions and reimbursements	$ 140,000	$ 184,000