Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income (loss)	$ 6,983	$ (29,513)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Bad debt expense	38	(3)
Deferred financing cost amortization	77	70
Depreciation and amortization	2,372	2,208
Gain on sale of assets	(3)	(14)
Deferred income taxes	1,907	32,159
Non-cash compensation	49	364
Changes in operating assets and liabilities, net of effects of acquisitions and divestitures:
Accounts receivable	(9,750)	15,717
Inventories	(2,915)	(80)
Costs and estimated earnings in excess of billings	7,015	(474)
Prepaid expenses and other current assets	(3,012)	(389)
Other non-current assets	(1,449)	(69)
Accounts payable and accrued expenses	(3,552)	(12,727)
Billings in excess of costs and estimated earnings	1,478	(2,506)
Other non-current liabilities	(603)	242
Net cash provided by operating activities	(1,365)	4,985
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(2,088)	(1,203)
Proceeds from sale of property and equipment	3	17
Cash paid for acquisitions	0	(175)
Net cash used in investing activities	(2,085)	(1,361)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings of debt	93	24
Repayments of debt	(101)	(61)
Distribution to noncontrolling interest	0	0
Options exercised	0	0
Purchase of treasury stock	(2,211)	0
Net cash used in financing activities	(2,219)	(26)
NET DECREASE IN CASH AND CASH EQUIVALENTS	(5,669)	3,598
CASH, CASH EQUIVALENTS and RESTRICTED CASH, beginning of period	26,247	28,290
CASH, CASH EQUIVALENTS and RESTRICTED CASH, end of period	20,578	31,888
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Cash paid for interest	524	392
Cash paid for income taxes	$ 92	$ 15