COVID-19 Pandemic (Details) - USD ($)	3 Months Ended		12 Months Ended
	Jan. 31, 2021	Jan. 31, 2020	Oct. 31, 2020
Aggregate lease termination fee	$ 260,000
Loss of base rent and additional rent	$ 400,000
Percentage of monthly cash collections	82.00%
Rental revenue deemed uncollectible	$ 600,000
Security deposit as accounts receivables	1,451,000	$ 2,148,000
Rent abatements	50,000
Deferred payments of loan	1,013,000
Repayments of Loan	162,000		$ 162,000
Positive cash flow from operations	5,096,000	$ (2,237,000)
Cash balance	39,800,000
Available line of credit	13,000,000
FREIT [Member]
Aggregate lease termination fee	140,000
Loss of base rent and additional rent	200,000
Rental revenue deemed uncollectible	400,000
Rent abatements	$ 31,000
Commercial Properties [Member]
Average annual occupancy rate	77.10%	81.50%
Security deposit as accounts receivables	$ 405,000