Investment in tenancy-in-common (Schedule of Income Statement of Pierre Property) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Schedule of Equity Method Investments [Line Items]
Revenues	$ 12,754	$ 15,593
Operating expenses	8,846	13,451
Net operating income	3,908	2,142
Depreciation	2,295	2,932
Interest expense including amortization of deferred financing costs	3,132	4,235
Net loss	779	(2,021)
FREIT's loss on investment in TIC (65% interest)	(27)
Pierre Property [Member]
Schedule of Equity Method Investments [Line Items]
Revenues	1,891
Operating expenses	991
Net operating income	900
Depreciation	540
Interest expense including amortization of deferred financing costs	401
Net loss	(41)
FREIT's loss on investment in TIC (65% interest)	$ (27)