Management Agreement, Fees and Transactions with Related Party (Details) - USD ($)	3 Months Ended		6 Months Ended
	Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2024	Apr. 30, 2023
Management Agreement, Fees and Transactions with Related Party [Line Items]
Fees charged to operations	$ 331,000	$ 333,000	$ 667,000	$ 659,000
Commissions and reimbursements amount	168,000	182,000	315,000	322,000
Incurred fees	76,000	21,000	89,400	21,000
Director fee expense	185,000	173,000	350,000	314,000
Hekemian & Co [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Fees charged to operations	331,000	332,000	667,000	659,000
Commissions and reimbursements amount	3,000	16,000	59,000	65,000
Hekemian & Co [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Line of credit renewal	32,500		32,500
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	21,000		21,000
Rotunda Property [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Post-closing rent			$ 13,400
Minimum [Member] | Hekemian & Co [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Management fee percentage			4.00%
Maximum [Member] | Hekemian & Co [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Management fee percentage			5.00%
Robert S. Hekemian, Jr. [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Director fee expense	11,000	11,000	$ 22,000	21,000
Allan Tubin [Member]
Management Agreement, Fees and Transactions with Related Party [Line Items]
Director fee expense	$ 35,000	$ 33,000	$ 50,000	$ 46,000