Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Net Cash Provided by (Used in) Operating Activities
Net Loss	$ (57,000)	$ (94,000)
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities
Depreciation, depletion, and amortization	13,000	17,000
Increase in accounts receivable	(5,000)	1,000
Decrease in other current assets	(6,000)	(6,000)
Increase (decrease) in accounts payable	(1,000)	(4,000)
Decrease in other accrued expenses	(2,000)	1,000
Net Cash Provided by (Used in) Operating Activities, Continuing Operations	(58,000)	(85,000)
Net Cash Provided by (Used in) Financing Activities
Payments for Repurchase of Common Stock	(4,000)	(8,000)
Net Cash Provided by (Used in) Financing Activities	(4,000)	(8,000)
Cash and Cash Equivalents, Period Increase (Decrease)	(62,000)	(93,000)
Cash and Cash Equivalents, at Carrying Value, Beginning Balance	2,349,000	2,472,000
Cash and Cash Equivalents, at Carrying Value, Ending Balance	2,287,000	2,379,000
Noncash investing and financing activities
Retirement of property plant and equipment	3,000	0
Supplemental Cash Flow Information
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	0	0
Income Taxes Paid, Net	$ 0	$ 0