Consolidated Balance Sheets (Unaudited) - USD ($)	Jun. 30, 2021	Sep. 30, 2020
Current assets
Cash and cash equivalents	$ 9,333,000	$ 26,922,000
Restricted cash	2,043,000	2,041,000
Marketable securities at fair value -- common stocks	349,593,000	179,368,000
Accounts receivable, less allowance for doubtful accounts of $250,000 at June 30, 2021 and September 30, 2020	10,015,000	6,727,000
Inventories	55,000	36,000
Prepaid expenses and other current assets	629,000	613,000
Income tax receivable		601,000
Total current assets	371,668,000	216,308,000
Property, plant and equipment, at cost
Land, buildings and improvements	16,559,000	16,572,000
Furniture, office equipment and computer software	1,788,000	1,782,000
Machinery and equipment	1,524,000	1,524,000
Property, Plant and Equipment, Gross, Ending Balance	19,871,000	19,878,000
Less accumulated depreciation	(9,730,000)	(9,422,000)
Property, Plant and Equipment, Net, Ending Balance	10,141,000	10,456,000
Operating lease right-of-use assets	171,000	140,000
Deferred income taxes	7,520,000	11,671,000
Assets, Total	389,500,000	238,575,000
Current liabilities
Accounts payable	4,022,000	3,926,000
Accrued liabilities	5,633,000	5,005,000
Income tax payable	375,000	0
Note payable collateralized by real estate	147,000	133,000
Total current liabilities	26,548,000	27,990,000
Long term liabilities
Investment margin account borrowings	32,000,000	29,493,000
Note payable collateralized by real estate	1,468,000	1,576,000
Deferred maintenance agreements	211,000	450,000
Accrued liabilities	2,938,000	1,455,000
Deferred income taxes	70,275,000	35,870,000
Total long term liabilities	106,892,000	68,844,000
Debts and commitments and contingencies (Notes 9 and 10)
Shareholders' equity
Preferred stock, $.01 par value, 5,000,000 shares authorized and no shares issued	0	0
Common stock, $.01 par value, 5,000,000 shares authorized; 1,805,053 shares issued, including 424,307 treasury shares, at June 30, 2021 and September 30, 2020	14,000	14,000
Additional paid-in capital	1,755,000	1,755,000
Retained earnings	254,291,000	139,972,000
Total shareholders' equity	256,060,000	141,741,000
Liabilities and Equity, Total	389,500,000	238,575,000
Subscription and Circulation [Member]
Current liabilities
Deferred revenue	2,708,000	2,899,000
Professional Fees [Member]
Current liabilities
Deferred revenue	4,859,000	4,868,000
License and Maintenance [Member]
Current liabilities
Deferred revenue	$ 8,804,000	$ 11,159,000