Interest rate cap and swap contracts (Details) - USD ($)		1 Months Ended	3 Months Ended		9 Months Ended
	Jan. 10, 2022	Dec. 30, 2021	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2023	Jul. 31, 2022	Oct. 31, 2022
Interest rate cap and swap contracts (Details) [Line Items]
Proceeds from sale	$ 18,200,000	$ 116,500,000
Breakage fees					$ 213,000
Settlement amount					1,400,000
Unrealized Gain (Loss) on Derivatives and Commodity Contracts			$ 389,000		168,000
Unrealized gain				$ 1,393,000		$ 2,408,000
Regency Swap [Member]
Interest rate cap and swap contracts (Details) [Line Items]
Unrealized gain					526,000
Interest rate swap contract liabilities							$ 611,000
Station Place Swap [Member]
Interest rate cap and swap contracts (Details) [Line Items]
Unrealized gain					$ 715,000
Interest rate swap contract liabilities							$ 798,000
Wayne PSC [Member]
Interest rate cap and swap contracts (Details) [Line Items]
Maturity date					October 2026