CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Operating activities
Net income from continuing operations	$ 1,889	$ 234
Net income from discontinued operations	0	465
Net income	1,889	699
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	350	379
Amortization of intangibles	9	9
Foreign exchange (gain) loss	(1,692)	488
Provision for losses on accounts receivable	(50)	52
Provision for obsolete inventory	130	36
Amortization of lease right-of-use assets	576	648
Stock-based compensation expense on stock options and restricted stock awards	979	981
Deferred income taxes	0	1,149
Increase in cash surrender value of life insurance	(1,221)	(176)
Adjustment for financing activities recognized in net income - Gain on forgiveness of debt	0	(2,196)
Changes in operating assets and liabilities:
Increase in accounts receivable	(4,264)	(5,375)
(Increase) decrease in inventories	(517)	1,263
Decrease (increase) in refundable income taxes	605	(849)
(Increase) decrease in operating lease right-of-use assets	(377)	10
Increase in other assets	(2,491)	(1,993)
Decrease in investment in lease	63	334
Decrease (increase) in long-term receivable	111	(3,880)
Increase in accounts payable and accrued expenses	8,714	5,729
(Decrease) increase in interest payable	(8)	97
Decrease in operating lease liabilities	(330)	(661)
Increase in deferred revenue	2,165	946
Decrease in pension and retirement plans liabilities	(167)	(301)
Decrease in income taxes payable	(62)	(65)
(Decrease) increase in other long-term liabilities	(1,737)	4,579
Net cash provided by operating activities	2,675	1,903
Investing activities
Life insurance premiums paid	(70)	(70)
Proceeds from corporate life insurance owned policy	322	0
Proceeds from sales of property, equipment, and improvements	2	2
Purchases of property, equipment and improvements	(234)	(98)
Net cash provided by (used in) investing activities	20	(166)
Financing activities
Dividends paid	(137)	0
Net borrowing (payments) under line-of-credit agreement	2,183	(631)
Repayments on notes payable	(736)	(332)
Principal payments on finance leases	(47)	(274)
Purchase of common stock	(174)	0
Proceeds from issuance of shares under equity compensation plans	239	283
Net cash provided by (used in) financing activities	1,328	(954)
Effects of exchange rate on cash	(48)	(40)
Net increase in cash and cash equivalents	3,975	743
Cash and cash equivalents beginning of year	20,007	19,264
Cash and cash equivalents end of year	23,982	20,007
Supplementary cash flow information:
Cash (received) paid for income taxes	(233)	114
Cash paid for interest	184	189
Supplementary non-cash financing activities:
Gain on forgiveness of debt	0	2,196
Obtaining a right-of-use asset in exchange for a lease liability	352	0
Customer financing for inventory sold (see Note 3 Accounts and Long-Term Receivable for details)	1,232	16,014
Vendor financing for inventory purchased (see Note 9 Accounts payable and accrued expenses, and Other noncurrent liabilities for details)	$ 0	$ 8,399