Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net (loss)	$ (9,640)	$ (743)
Adjustments to reconcile net (loss) to net cash provided by operating activities:
Depreciation and amortization	6,348	7,662
Amortization of debt issuance costs	40	72
(Gain) loss on disposal of operating assets or impairment of operating assets	(7)	209
Gain on insurance proceeds received for damaged property	0	(2,397)
Gain on extinguishment of debt	(5,106)	(287)
Inventory valuation accounts	1,639	92
LIFO effect	729	924
Share transactions under employee stock plan	322	453
Deferred income taxes	(48)	(1,288)
Other long-term liabilities	19	375
Changes in operating assets and liabilities:
Receivables	2,633	3,244
Contract assets	2,702	(877)
Inventories	443	1,952
Refundable income taxes	4	2
Prepaid expenses and other current assets	(138)	157
Other assets	(4)	61
Accounts payable	808	(4,443)
Accrued liabilities	(419)	(1,279)
Accrued income tax and other	(27)	3
Net cash provided by operating activities	298	3,892
Cash flows from investing activities:
Insurance proceeds received for damaged property	0	4,101
Proceeds from disposal of property, plant and equipment	7	0
Capital expenditures	(3,199)	(4,979)
Net cash used for investing activities	(3,192)	(878)
Cash flows from financing activities:
Proceeds from term note	261	1,020
Proceeds from long term debt	2,245	0
Repayments of long-term debt	(1,243)	(405)
Proceeds from revolving credit agreement	79,802	89,264
Repayments of revolving credit agreement	(77,569)	(93,204)
Proceeds from short-term debt borrowings	4,132	3,613
Repayments of short-term debt borrowings	(3,894)	(3,354)
Payments for debt issuance costs	0	(45)
Net cash provided by (used for) financing activities	3,734	(3,111)
Increase (decrease) in cash and cash equivalents	840	(97)
Cash and cash equivalents at beginning of year	346	427
Effects of exchange rate changes on cash and cash equivalents	(12)	16
Cash and cash equivalents at end of year	1,174	346
Cash paid during the year:
Cash paid for interest	(585)	(397)
Cash paid for income tax, net	(19)	(62)
Non-cash investing and financing activities:
Additions to property, plant & equipment - incurred but not yet paid	$ 372	$ 257