CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Apr. 30, 2020	Apr. 30, 2019	Apr. 30, 2020	Apr. 30, 2019	Oct. 31, 2019
Cash Flows from Operating Activities:
Net income	$ 7,240	$ 9,960	$ 16,761	$ 19,978
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	7,148	6,985	14,283	13,925
Straight-line rent adjustment			(550)	(600)
Provision for tenant credit losses			1,845	496
Unrealized holding gain or (loss) arising during the periods	(109)	0	(109)	0
Marketable Securities, (Gain) Loss			0	(403)
Gain (Loss) on Sale of Properties			328	0
Restricted stock compensation expense and other adjustments			3,515	2,111
Deferred compensation arrangement			(27)	(32)
Equity in net (income) of unconsolidated joint ventures	(463)	(376)	(976)	(718)
Distributions of operating income from unconsolidated joint ventures			976	718
Changes in operating assets and liabilities:
Tenant receivables			(2,753)	(334)
Accounts payable and accrued expenses			1,909	(975)
Other assets and other liabilities, net			(4,500)	(918)
Net Cash Flow Provided by Operating Activities			30,702	33,248
Cash Flows from Investing Activities:
Acquisitions of real estate investments			0	(11,755)
Investments in and advances to unconsolidated joint ventures			0	(578)
Deposits on acquisition of real estate investments			(1,030)	0
Return of deposits on acquisitions of real estate			530	0
Payments to Acquire Available-for-sale Securities			(6,983)	0
Proceeds from Sale of Available-for-sale Securities, Equity			0	5,970
Proceeds from Sale of Real Estate Held-for-investment			3,732	0
Improvements to properties and deferred charges			(11,728)	(9,629)
Return of capital from unconsolidated joint ventures			202	5,984
Net Cash Flow Provided by (Used in) Investing Activities			(15,277)	(10,008)
Cash Flows from Financing Activities:
Dividends paid - Common and Class A Common Stock			(21,831)	(21,303)
Dividends paid - Preferred Stock			(7,364)	(6,125)
Principal amortization repayments on mortgage notes payable			(3,315)	(3,137)
Proceeds from Issuance of First Mortgage Bond			0	35,000
Repayments of First Mortgage Bond			0	(23,925)
Repayment of revolving credit line borrowings			0	(23,750)
Proceeds from revolving credit line borrowings			35,000	21,500
Acquisitions of noncontrolling interests			(609)	(630)
Distributions to noncontrolling interests			(2,066)	(2,201)
Payment of taxes on shares withheld for employee taxes			(573)	(270)
Redemption of Preferred Stock including restricted cash			(75,000)	0
Sales of additional shares of Common and Class A Common Stock			122	98
Net Cash Flow Provided by (Used in) Financing Activities			(75,636)	(24,743)
Net Increase In Cash and Cash Equivalents			(60,211)	(1,503)
Cash and Cash Equivalents at Beginning of Period			94,079	10,285	$ 10,285
Cash and Cash Equivalents at End of Period	$ 33,868	$ 8,782	33,868	8,782	$ 94,079
Supplemental Cash Flow Disclosures:
Interest Paid			$ 6,567	$ 6,958