Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities
Net income (loss)	$ 114,319,000	$ (27,842,000)
Adjustments to reconcile net income (loss) to net cash provided from (used in) operations
Depreciation and amortization	344,000	384,000
Increase in bad debt allowance	0	50,000
Net unrealized (gains) losses on marketable securities	(131,754,000)	41,191,000
Realized gains on sales of marketable securities	(18,478,000)	0
Deferred income taxes	38,556,000	(10,691,000)
(Increase) decrease in current assets
Accounts receivable, net	(3,288,000)	(2,366,000)
Inventories	(19,000)	(11,000)
Prepaid expenses and other assets	(16,000)	(192,000)
Income tax receivable	601,000	(659,000)
Increase (decrease) in liabilities
Accounts payable	96,000	(1,062,000)
Accrued liabilities	2,080,000	401,000
Income tax payable	375,000	0
Net cash provided from (used in) operating activities	22,000	(1,501,000)
Cash flows from investing activities
Proceeds from sales of marketable securities	20,002,000	0
Purchases of marketable securities	(39,995,000)	0
Purchases of property, plant and equipment	(29,000)	(168,000)
Net cash used in investing activities	(20,022,000)	(168,000)
Cash flows from financing activities
Payment to margin loan principal	(14,493,000)	0
Borrowing from margin loan account	17,000,000	1,000,000
Payment of real estate loan principal	(94,000)	(94,000)
Net cash provided from financing activities	2,413,000	906,000
Decrease in cash and restricted cash and cash equivalents	(17,587,000)	(763,000)
Cash and restricted cash and cash equivalents
Beginning of period	28,963,000	10,630,000
End of period	11,376,000	9,867,000
Interest paid during period	245,000	460,000
Net income taxes paid	580,000	5,000
Subscription and Circulation [Member]
Increase (decrease) in liabilities
Deferred revenue arrangements	(191,000)	(181,000)
Professional Fees [Member]
Increase (decrease) in liabilities
Deferred revenue arrangements	131,000	478,000
License and Maintenance [Member]
Increase (decrease) in liabilities
Deferred revenue arrangements	$ (2,734,000)	$ (1,001,000)