Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Mar. 31, 2019	Sep. 30, 2018
Current assets
Cash and cash equivalents	$ 5,782,000	$ 9,301,000
Marketable securities at fair value	192,153,000	212,296,000
Accounts receivable, less allowance for doubtful accounts of $200,000	7,342,000	4,803,000
Inventories	43,000	46,000
Prepaid expenses and other current assets	389,000	512,000
Income tax receivable	263,000	270,000
Total current assets	205,972,000	227,228,000
Property, plant and equipment, at cost
Land, buildings and improvements	16,472,000	16,422,000
Furniture, office equipment and computer software	2,911,000	2,877,000
Machinery and equipment	1,749,000	1,749,000
Property, plant and equipment, gross	21,132,000	21,048,000
Less accumulated depreciation	(10,132,000)	(9,828,000)
Property, plant and equipment, net	11,000,000	11,220,000
Goodwill	13,400,000	13,400,000
Deferred income taxes - Federal	12,087,000	9,269,000
Deferred income taxes - State	1,004,000	2,881,000
Total Assets	243,463,000	263,998,000
Current liabilities
Accounts payable	4,571,000	2,820,000
Accrued liabilities	4,328,000	4,402,000
Note payable collateralized by real estate	123,000	121,000
Total current liabilities	28,963,000	27,257,000
Long term liabilities
Investment margin account borrowings	29,493,000	29,493,000
Note payable collateralized by real estate	1,773,000	1,835,000
Deferred maintenance agreements	47,000	176,000
Accrued liabilities	180,000	170,000
Deferred income taxes	36,606,000	42,151,000
Total long term liabilities	68,099,000	73,825,000
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 March 31, 2019 and September 30, 2018	14,000	14,000
Additional paid-in capital	1,755,000	1,755,000
Retained earnings	144,632,000	45,361,000
Accumulated other comprehensive income		115,786,000
Total shareholders' equity	146,401,000	162,916,000
Total liabilities and stockholders' equity	243,463,000	263,998,000
Subscription and Circulation [Member]
Current liabilities
Deferred revenue	2,978,000	3,174,000
Installation Contracts [Member]
Current liabilities
Deferred revenue	2,428,000	2,554,000
License and Maintenance [Member]
Current liabilities
Deferred revenue	$ 14,535,000	$ 14,186,000