Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities:
Net income	$ 1,756	$ 4,168
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	5,710	5,576
Amortization of debt issuance costs	62	79
Loss on disposal of operating assets	0	98
Gain on insurance proceeds received	(2,495)	(2,683)
LIFO effect	582	(16)
Share transactions under company stock plan	362	253
Gain on extinguishment of debt	(287)	0
Other long-term liabilities	49	(291)
Deferred income taxes	(891)	(116)
Changes in operating assets and liabilities:
Receivables	3,094	4,347
Contract assets	(2,670)	(2,785)
Inventories	(823)	(4,623)
Refundable income taxes	0	10
Prepaid expenses and other current assets	192	(125)
Other assets	50	142
Accounts payable	115	(4,175)
Other accrued liabilities	(1,561)	2,465
Accrued income and other taxes	207	(30)
Net cash provided by operating activities	3,452	2,294
Cash flows from investing activities:
Insurance proceeds received	4,101	6,183
Capital expenditures	(5,875)	(7,441)
Net cash used for investing activities	(1,774)	(1,258)
Cash flows from financing activities:
Proceeds from long-term debt	1,020	5,161
Payments on long-term debt	(341)	(839)
Proceeds from revolving credit agreement	67,043	85,082
Repayments of revolving credit agreement	(70,089)	(89,323)
Payment of debt issuance costs	(45)	0
Short-term debt borrowings	3,535	2,139
Short-term debt repayments	(2,999)	(3,319)
Net cash used for financing activities	(1,876)	(1,099)
Decrease in cash and cash equivalents	(198)	(63)
Cash and cash equivalents at the beginning of the period	427	341
Effect of exchange rate changes on cash and cash equivalents	18	11
Cash and cash equivalents at the end of the period	247	289
Supplemental disclosure of cash flow information of operations:
Cash paid for interest	(296)	(583)
Cash paid for income taxes, net	$ (22)	$ (41)