Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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+ Details

Fair Value Measurements (Details) - USD ($)		3 Months Ended				6 Months Ended
Fair Value Measurements (Details) - USD ($)	Oct. 31, 2023	Apr. 30, 2024	Jan. 31, 2024	Apr. 30, 2023	Jan. 31, 2023	Apr. 30, 2024	Apr. 30, 2023
Fair Value Measurements [Line Items]
Available for sale	$ 23,593,000	$ 16,811,000				$ 16,811,000
Unrealized loss		13,000				20,000
Unrealized gain (loss)		$ 257,000	$ (530,000)	$ (107,000)	$ (450,000)	(273,000)	$ (557,000)
Regency Swap [Member]
Fair Value Measurements [Line Items]
Unrealized gain (loss)	459,000					267,000
Station Place Swap [Member]
Fair Value Measurements [Line Items]
Unrealized gain (loss)	$ 877,000					$ 796,000