Management Agreement, Fees and Transactions with Related Party (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023	Oct. 31, 2023
Management Agreement, Fees and Transactions with Related Party [Line Items]
Management fee	$ 344,000	$ 343,000	$ 1,011,000	$ 1,002,000
Commissions and reimbursements amount	133,000	155,000	449,000	477,000
Incurred fees	0	159,000	89,000	180,000
Post-closing rent			129,000
Modification and extension			21,000
Litigation settlement			2,600,000
Income less litigation			4,500,000
Transaction expenses			1,900,000
Net amount	17,705,000		17,705,000		$ 18,137,000
Director fee expense	165,000	165,000	515,000	479,000
Damascus Property [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Post-closing rent			10,000
Hekemian & Co [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Management fee			1,011,000	1,002,000
Management fee	343,000	343,000	750,000
Commissions and reimbursements amount	117,000	101,000	177,000	166,000
Line of credit renewal	32,500		$ 32,500
Hekemian & Co [Member] | Minimum [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Management fee percentage			4.00%
Hekemian & Co [Member] | Maximum [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Management fee percentage			5.00%
Steuben Arms Property [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Line of credit renewal	22,400		$ 22,400
Westwood Plaza Property [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Line of credit renewal	21,100		21,100
Rotunda Property [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Post-closing rent			20,000
Rotunda Property [Member] | Hekemian & Co [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Post-closing rent			13,400
Westwood Hills, LLC [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Net amount	$ 1,000,000		$ 1,000,000
Ownership percentage	40.00%		40.00%
Board of Directors [Member] | Hekemian & Co [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Management fee			$ 750,000
Robert S. Hekemian, Jr. [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Director fee expense	$ 11,000	11,000	34,000	32,000
Allan Tubin [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Director fee expense	$ 15,000	$ 15,000	$ 65,000	$ 61,000