Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows used in operating activities
Net loss	$ (129,000)	$ (369,000)
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation, depletion, and amortization	18,000	22,000
Decrease in accounts receivable	3,000	4,000
(Increase) decrease in other assets	(1,000)	1,000
Decrease in accounts payable	(3,000)	(11,000)
Increase in other accrued expenses		236,000
Net cash used in operating activities	(112,000)	(117,000)
Cash flows from investing activities
Cash flows from financing activities
Acquisition of treasury stock	(11,000)	(16,000)
Net cash flows from financing activities	(11,000)	(16,000)
Net decrease in cash and cash equivalents	(123,000)	(133,000)
Cash and cash equivalents at beginning of year	2,472,000	2,605,000
Cash and cash equivalents at end of year	2,349,000	2,472,000
Noncash Investing and Financing Activities
Retirement of treasury stock	$ 11,000	$ 16,000