Condensed Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Cash flows used in operating activities
Net loss	$ (10,000)	$ (2,000)
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation, depletion, and amortization	2,000	3,000
Increase in accounts receivable	(1,000)	(3,000)
Decrease in other current assets	5,000	4,000
Decrease in accounts payable	(9,000)	(5,000)
Decrease in other accrued expenses	(3,000)	(5,000)
Net cash used in operating activities	(16,000)	(8,000)
Cash flows from financing activities
Acquisition of treasury stock	0	0
Net cash used in financing activities	0	0
Net decrease in cash and cash equivalents	(16,000)	(8,000)
Cash and cash equivalents at beginning of period	2,266,000	2,274,000
Cash and cash equivalents at end of period	2,250,000	2,266,000
Supplemental disclosures
Cash paid for interest	0	0
Cash paid for income taxes	$ 0	$ 0