Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Feb. 29, 2020	Feb. 28, 2019
Cash flows from operating activities:
Consolidated net loss	$ (1,533,577)	$ (706,521)
Adjustments to reconcile consolidated net loss to net cash used in operating activities:
Depreciation and amortization	4,558	9,288
Unrealized (gain) loss on marketable securities, net	(9,184)	1,792
Loss on sale of fixed asset		2,882
Deferred income taxes	(613,000)	(260,000)
Non-cash lease expense	3,518
Changes in operating assets and liabilities:
Accounts receivable	625,641	275,390
Other receivables	(3,556)	(2,334)
Prepaid expenses	(136,429)	(67,974)
Prepaid and recoverable income taxes	52,385	(19,605)
Accounts and other payables and accrued expenses and other current liabilities	(861,108)	(415,629)
Advances from customers	39,021	16,373
Legal settlement payable	818,000
Net used in operating activities	(1,613,731)	(1,166,338)
Cash flows from investing activities:
Proceeds from maturities of marketable securities	492,000	740,000
Purchases of marketable securities		(739,000)
Proceeds from sale of fixed asset		10,000
Purchases of equipment and leasehold improvements	(11,489)	(3,244)
Net cash provided by investing activities	480,511	7,756
Cash flows from financing activities:
Net drawings on line of credit	940,304
Distribution to noncontrolling interest	(28,791)	(52,700)
Net cash provided by (used in) financing activities	911,513	(52,700)
Net decrease in cash and cash equivalents	(221,707)	(1,211,282)
Cash and cash equivalents at beginning of period	3,694,989	5,323,437
Cash and cash equivalents at end of period	3,473,282	4,112,155
Supplemental disclosures of cash flow data:
Income taxes paid	$ 18,000	$ 37,000