Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Jun. 30, 2017	Sep. 30, 2016
ASSETS
Cash and cash equivalents	$ 2,635,000	$ 11,411,000
Marketable securities at fair value, including common stocks of $202,149,000 and bonds of $8,404,000 at June 30, 2017 and common stocks of $158,462,000 and bonds of $8,172,000 at September 30, 2016	210,553,000	166,634,000
Accounts receivable, less allowance for doubtful accounts of $200,000 at June 30, 2017 and September 30, 2016	5,649,000	4,707,000
Inventories	49,000	41,000
Prepaid expenses and other current assets	933,000	800,000
Income tax receivable	956,000	890,000
Total current assets	220,775,000	184,483,000
Land, buildings and improvements	16,396,000	16,306,000
Furniture, office equipment and computer software	2,722,000	2,743,000
Machinery and equipment	1,799,000	1,864,000
	20,917,000	20,913,000
Less accumulated depreciation	(9,134,000)	(8,849,000)
	11,783,000	12,064,000
Intangibles, net	4,282,000	7,953,000
Goodwill	13,400,000	13,400,000
Deferred income taxes, net	11,163,000	7,546,000
	261,403,000	225,446,000
Current liabilities
Accounts payable	2,914,000	2,644,000
Accrued liabilities	2,995,000	2,583,000
Note payable collateralized by real estate	114,000	110,000
Deferred income taxes, net	56,761,000	41,501,000
Total current liabilities	79,885,000	64,860,000
Long term liabilities
Investment margin account borrowings	29,493,000	29,493,000
Note payable collateralized by real estate	1,985,000	2,071,000
Deferred maintenance agreements	543,000	149,000
Income tax payable		2,723,000
Accrued interest and penalty for uncertain and unrecognized tax benefits		745,000
Accrued liabilities	82,000	62,000
Total long term liabilities	32,103,000	35,243,000
Commitments and contingencies (Note 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, 2017 and September 30, 2016	14,000	14,000
Additional paid-in capital	1,755,000	1,755,000
Retained earnings	58,225,000	58,068,000
Accumulated other comprehensive income	89,421,000	65,506,000
Total shareholders' equity	149,415,000	125,343,000
	261,403,000	225,446,000
Subscription Arrangement [Member]
Current liabilities
Deferred revenue	2,901,000	3,402,000
Deferred Installation Contracts [Member]
Current liabilities
Deferred revenue	6,497,000	7,340,000
Deferred Maintenance Agreement [Member]
Current liabilities
Deferred revenue	$ 7,703,000	$ 7,280,000