Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities
Net (loss) income	$ (16,515,000)	$ 14,507,000
Adjustments to reconcile net (loss) income to net cash used in operations
Depreciation and amortization	304,000	2,117,000
Net unrealized losses on investments	20,143,000
Deferred income taxes	(6,486,000)	(17,012,000)
Gains on sale of bonds		(3,180,000)
(Increase) decrease in current assets
Accounts receivable, net	(2,539,000)	1,119,000
Inventories	3,000	(6,000)
Prepaid expenses and other assets	123,000	186,000
Income tax receivable	7,000	55,000
Increase (decrease) in liabilities
Accounts payable	1,751,000	(151,000)
Accrued liabilities	(64,000)	(180,000)
Net cash used in operating activities	(3,375,000)	(4,153,000)
Cash flows from investing activities
Sales of marketable securities		8,125,000
Purchases of property, plant and equipment	(84,000)	(75,000)
Net cash (used in) provided by investing activities	(84,000)	8,050,000
Cash flows from financing activities
Payment of real estate loan principal	(60,000)	(57,000)
Net cash used in financing activities	(60,000)	(57,000)
(Decrease) increase in cash and cash equivalents	(3,519,000)	3,840,000
Cash and cash equivalents
Beginning of period	9,301,000	3,384,000
End of period	5,782,000	7,224,000
Interest paid during period	470,000	329,000
Net income taxes (refunded) paid during period	(121,000)	6,000
Subscription and Circulation [Member]
Increase (decrease) in liabilities
Deferred revenue arrangements	(196,000)	(167,000)
License and Maintenance [Member]
Increase (decrease) in liabilities
Deferred revenue arrangements	220,000	(711,000)
Installation Contracts [Member]
Increase (decrease) in liabilities
Deferred revenue arrangements	$ (126,000)	$ (730,000)