Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
Cash Flows From Operating Activities:
Net income (loss)	$ (375,483)	$ 65,095
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Bad debt recoveries	(37,573)	(65,410)
Provision (benefit) for deferred income taxes	(162,000)	11,000
Depreciation	1,286,737	1,263,519
Loss on asset disposal	12,478
Amortization of deferred charges	377,567	336,001
Deferred charges	(744,455)	(88,841)
Operating lease expense in excess of cash payments	635,892	893,203
Deferred finance costs included in interest expense	28,584	28,584
Net realized gain on marketable securities	(149,260)
Net unrealized loss on marketable securities	119,284	176,672
Changes in Operating Assets and Liabilities:
Receivables	(211,653)	223,530
Prepaid expenses and other assets	1,177,643	1,347,964
Accounts payable and accrued expenses	780,241	(870,182)
Security deposits payable	114,135	(57,602)
Cash provided by operating activities	2,852,137	3,263,533
Cash Flows From Investing Activities:
Acquisition of property and equipment	(2,062,818)	(987,104)
Marketable securities:
Receipts from sales	300,000
Payments for purchases	(119,579)	(62,860)
Cash (used) in investing activities	(1,882,397)	(1,049,964)
Cash Flows From Financing Activities:
Payments - mortgages	(975,593)	(933,912)
Net cash (used) in financing activities	(975,593)	(933,912)
Increase (decrease) in cash, cash equivalents and restricted cash	(5,853)	1,279,657
Cash, cash equivalents and restricted cash at beginning of period	2,217,735	2,069,897
Cash, cash equivalents and restricted cash at end of period	$ 2,211,882	$ 3,349,554