Investment in tenancy-in-common (Details) - Schedule of Balance Sheet of Pierre Property - Pierre Towers property [Member] - USD ($) $ in Thousands	Jul. 31, 2023	Oct. 31, 2022
Investment in Tenancy in Common [Line Items]
Real estate, net	$ 74,547	$ 76,042
Cash and cash equivalents	2,034	2,051
Tenants' security accounts	463	454
Receivables and other assets	502	583
Total assets	77,546	79,130
Mortgages payable, net of unamortized debt issuance costs	48,799	49,425
Accounts payable and accrued expenses	126	178
Tenants' security deposits	472	462
Deferred revenue	184	145
Equity	27,965	28,920
Total liabilities & equity	77,546	79,130
FREIT's investment in TIC (65% interest)	$ 18,177	$ 18,798