Selected Quarterly Financial Data (Unaudited) (Details) - USD ($)		3 Months Ended												12 Months Ended
	Sep. 09, 2022	Oct. 31, 2023	Jul. 31, 2023	Apr. 30, 2023	Jan. 31, 2023	Oct. 31, 2022	[1]	Jul. 31, 2022	[2]	Apr. 30, 2022	[3]	Jan. 31, 2022	[4]	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Selected Quarterly Financial Data (Unaudited) (Details) [Line Items]
Gain from sales (in Dollars)														$ 70,000,000	$ 1,200,000
Income (loss) from discontinued operations (in Dollars)														$ 46,300,000	$ 700,000
Earnings per share basic	$ 0.17	$ 0.09	$ (0.06)	$ 0.01	$ 0.06	$ (0.08)		$ 0.16		$ (0.05)		$ 6.51		$ 0.1	$ 6.52	$ 0.13
Earnings per share diluted	$ 0.17					$ (0.08)		$ 0.16		$ (0.05)		$ 6.45		0.1	6.45	$ 0.13
Stock compensation expense (in Dollars)	$ 1,200,000
Maryland Properties [Member]
Selected Quarterly Financial Data (Unaudited) (Details) [Line Items]
Earnings per share basic														6.58	0.1
Earnings per share diluted														$ 6.52	$ 0.1
Wayne PSC [Member]
Selected Quarterly Financial Data (Unaudited) (Details) [Line Items]
Gain from sales (in Dollars)																$ 1,400,000
Income (loss) from discontinued operations (in Dollars)																$ 0.6
Earnings per share basic																$ 0.08
Earnings per share diluted																$ 0.08

[1] Includes stock compensation expense of approximately $1.2 million for the incremental compensation cost attributed to the revaluation of the stock options modified on September 9, 2022 ($0.17 per share basic and diluted).

[2] Includes $1.4 million realized gain on Wayne PSC interest rate swap termination with a consolidated impact to FREIT of approximately $0.6 million  ($0.08 per share basic and diluted).

[3] Includes $1.2 million reduction in gain on sale of the Maryland Properties with a consolidated impact to FREIT of approximately $0.7 million  ($0.10 per share basic and diluted).

[4] Includes $70 million gain on sale of the Maryland properties with a consolidated impact to FREIT of approximately $46.3 million ($6.58 per share basic and $6.52 per share diluted).