Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Cash flows from operating activities:
Net loss	$ (1,282)	$ (911)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	1,930	2,191
Amortization and write-off of debt issuance cost	11	53
Gain on disposal of operating assets or impairment of operating assets	(282)	(1,400)
LIFO expense	(36)	52
Share transactions under company stock plan	236	194
Other long-term liabilities	(76)	(234)
Deferred income taxes	(25)	(756)
Changes in operating assets and liabilities:
Receivables	2,015	1,415
Contract assets	(122)	0
Inventories	(150)	1,041
Refundable taxes	(438)	194
Prepaid expenses and other current assets	249	(228)
Other assets	(7)	35
Accounts payable	(1,729)	(1,474)
Other accrued liabilities	76	(222)
Accrued income and other taxes	36	508
Net cash provided by operating activities	406	458
Cash flows from investing activities:
Proceeds from disposal of operating assets	317	25
Capital expenditures	(797)	(703)
Net cash used for investing activities	(480)	(678)
Cash flows from financing activities:
Proceeds from long-term debt	133	0
Payments on long-term debt	(409)	(743)
Proceeds from revolving credit agreement	9,959	17,901
Repayments of revolving credit agreement	(10,230)	(17,703)
Payment of debt issue costs	(105)	0
Short-term debt borrowings	1,791	1,600
Short-term debt repayments	(1,392)	(1,105)
Net cash used for financing activities	(253)	(50)
Decrease in cash and cash equivalents	(327)	(270)
Cash and cash equivalents at the beginning of the period	1,252	1,399
Effect of exchange rate changes on cash and cash equivalents	(4)	2
Cash and cash equivalents at the end of the period	921	1,131
Supplemental disclosure of cash flow information of operations:
Cash paid for interest	(287)	(366)
Cash (paid) refund for income taxes, net	$ (21)	$ 183