Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Net income (loss)	$ 9,191	$ (7,506)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	7,380	7,525
Amortization of debt issuance costs	129	99
Loss (gain) on disposal of operating assets or impairment of operating assets	174	(282)
Gain on insurance proceeds received for damaged property	(5,874)	(7,253)
LIFO effect	(10)	(75)
Share transactions under employee stock plan	390	515
Deferred income taxes	(422)	(565)
Goodwill impairment	0	8,294
Other long-term liabilities	27	162
Changes in operating assets and liabilities:
Receivables	251	4,506
Contract assets	(1,648)	(209)
Inventories	(4,653)	1,025
Refundable income taxes	38	(15)
Prepaid expenses and other current assets	(980)	(3,069)
Other assets	125	(50)
Accounts payable	(7,060)	2,046
Accrued liabilities	3,240	714
Accrued income tax and other	151	(133)
Net cash provided by operating activities	449	5,729
Cash flows from investing activities:
Insurance proceeds received for damaged property	7,828	8,363
Proceeds from disposal of property, plant and equipment	0	317
Capital expenditures	(9,026)	(9,447)
Net cash used for investing activities	(1,198)	(767)
Cash flows from financing activities:
Proceeds from long-term debt	6,628	1,505
Repayments of long-term debt	(1,618)	(1,424)
Proceeds from revolving credit agreement	111,404	80,154
Repayments of revolving credit agreement	(114,076)	(85,865)
Proceeds from short-term debt borrowings	3,206	6,363
Repayments of short-term debt borrowings	(4,722)	(6,408)
Payments for debt financing	0	(132)
Share retirement	0	(62)
Net cash provided by (used for) financing activities	822	(5,869)
Increase (decrease) in cash and cash equivalents	73	(907)
Cash and cash equivalents at beginning of year	341	1,252
Effects of exchange rate changes on cash and cash equivalents	13	(4)
Cash and cash equivalents at end of year	427	341
Cash paid during the year:
Cash paid for interest	(692)	(952)
Cash paid for income tax, net	(52)	(123)
Non-cash investing and financing activities:
Additions to property, plant & equipment - incurred but not yet paid	$ 915	$ 2,480