Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net income (loss)	$ 1,919	$ (2,540)
Adjustments to reconcile net income (loss) to net cash provided by (used for) operating activities:
Depreciation and amortization	3,731	3,840
Amortization and write-off of debt issuance cost	52	45
Loss (gain) on disposal of operating assets or impairment of operating assets	41	(282)
Gain on insurance proceeds received	(1,000)	(1,164)
LIFO effect	(11)	(57)
Share transactions under company stock plan	216	426
Other long-term liabilities	(90)	(78)
Deferred income taxes	(135)	(143)
Changes in operating assets and liabilities:
Receivables	1,533	5,247
Contract assets	(2,171)	1,380
Inventories	(2,858)	1,291
Refundable taxes	10	(299)
Prepaid expenses and other current assets	(434)	60
Other assets	42	(174)
Accounts payable	(3,296)	(3,007)
Other accrued liabilities	2,051	425
Accrued income and other taxes	(14)	25
Net cash (used for) provided by operating activities	(414)	4,995
Cash flows from investing activities:
Insurance proceeds received	4,500	2,270
Proceeds from disposal of operating assets	0	317
Capital expenditures	(4,596)	(3,752)
Net cash used for investing activities	(96)	(1,165)
Cash flows from financing activities:
Proceeds from long-term debt	137	227
Payments on long-term debt	(568)	(701)
Proceeds from revolving credit agreement	59,372	25,469
Repayments of revolving credit agreement	(57,723)	(28,092)
Payment of debt issue costs	0	(105)
Short-term debt borrowings	1,542	3,335
Short-term debt repayments	(2,257)	(3,247)
Share retirement	0	(62)
Net cash provided by (used for) financing activities	503	(3,176)
Increase (decrease) in cash and cash equivalents	(7)	654
Cash and cash equivalents at the beginning of the period	341	1,252
Effect of exchange rate changes on cash and cash equivalents	11	(3)
Cash and cash equivalents at the end of the period	345	1,903
Supplemental disclosure of cash flow information of operations:
Cash paid for interest	(419)	(551)
Cash paid for income taxes, net	(34)	(57)
Non-cash investing activities:
Additions to property, plant & equipment - incurred but not yet paid	$ 141	$ 498