Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities
Net income	$ 17,827,000	$ 6,878,000
Adjustments to reconcile net income to net cash provided from operations
Depreciation and amortization	75,000	104,000
Net unrealized (gains) losses on marketable securities	(24,025,000)	36,088,000
Realized gains on sales of marketable securities	(422,000)	(46,694,000)
Deferred income taxes	6,097,000	(7,967,000)
(Increase) decrease in current assets
Accounts receivable, net	5,553,000	2,349,000
Inventories	(25,000)	(12,000)
Prepaid expenses and other assets	68,000	3,000
Income tax receivable	2,000
Increase (decrease) in liabilities
Accounts payable	207,000	(535,000)
Accrued liabilities	(3,408,000)	(2,417,000)
Income tax payable		12,527,000
Net cash provided from operating activities	2,398,000	325,000
Cash flows from investing activities
Proceeds from sales of marketable securities	2,826,000	50,020,000
Purchases of marketable securities	(10,001,000)	(87,125,000)
Purchases of property, plant and equipment	(36,000)
Net cash used in investing activities	(7,211,000)	(37,105,000)
Cash flows from financing activities
Borrowing from margin loan account	6,011,000	37,014,000
Payment of real estate loan principal	(23,000)	(36,000)
Net cash provided from financing activities	5,988,000	36,978,000
Increase in cash and restricted cash and cash equivalents	1,175,000	198,000
Cash and restricted cash and cash equivalents
Beginning of period	15,468,000	14,639,000
End of period	16,643,000	14,837,000
Interest paid during period	917,000	92,000
Subscription and Circulation [Member]
Increase (decrease) in liabilities
Deferred revenue	(143,000)	(89,000)
Professional Fees [Member]
Increase (decrease) in liabilities
Deferred revenue	1,105,000	906,000
License and Maintenance [Member]
Increase (decrease) in liabilities
Deferred revenue	$ (513,000)	$ (816,000)