CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Operating activities
Net income (loss)	$ 1,151	$ (540)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation	102	123
Amortization of intangibles	2	2
Loss on sale of fixed assets, net		1
Foreign exchange loss	467	335
Non-cash changes in accounts receivable	(6)	20
Non-cash changes in inventories	12	116
Non-cash lease expense	160	164
Stock-based compensation expense on stock options and restricted stock awards	265	205
Deferred income taxes	634	(1)
Increase in cash surrender value of life insurance	(33)	(30)
Non-cash other	17
Adjustment for financing activities recognized in net income - Gain on extinguishment of debt	(2,196)
Changes in operating assets and liabilities:
Decrease in accounts receivable	1,300	2,718
(Increase) decrease in inventories	(572)	2,199
Decrease (increase) in refundable income taxes	(524)	(68)
Decrease (increase) in operating lease right-of-use assets	8	(2,288)
Decrease in other assets	86	80
Decrease in investment in lease	102	82
Decrease in long-term receivable	101	70
Increase (decrease) in accounts payable and accrued expenses	415	(6,451)
(Decrease) increase in operating lease liabilities	(155)	2,320
Increase in deferred revenue	265	691
Increase in pension and retirement plans liabilities	15	9
Decrease in other long-term liabilities	(49)	(127)
Net cash provided by (used in) operating activities	1,567	(370)
Investing activities
Life insurance premiums paid		(60)
Purchases of property, equipment and improvements	(33)	(207)
Net cash used in investing activities	(33)	(267)
Financing activities
Net payments under line-of-credit agreement	(771)	(1,588)
Proceeds from debt		2,037
Repayments on debt	(81)	(506)
Principal payments on finance leases	(86)	(78)
Proceeds from issuance of shares under equity compensation plans		2
Net cash used in financing activities	(938)	(133)
Effects of exchange rate on cash	67	298
Net increase (decrease) in cash and cash equivalents	663	(472)
Cash and cash equivalents beginning of period	19,264	18,099
Cash and cash equivalents at end of period	19,927	17,627
Supplementary cash flow information:
Cash paid for income taxes	2
Cash paid for interest	94	111
Non-cash accrual of dividend payable		$ 623
Supplementary non-cash financing activities:
Gain on extinguishment of debt	$ 2,196