CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 33,338	$ 21,192
Net loss from discontinued operations	0	8,179
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	47,067	46,172
Stock-based compensation	12,809	11,547
Asset impairment charges - restructuring	4,388	0
Provision for losses on accounts receivable	512	306
Amortization of debt discounts and issuance costs	2,871	4,133
Loss from debt extinguishment, net	7,925	0
Deferred income taxes	448	(353)
Gain on sale of assets and investments	(261)	(111)
Non-cash lease expense	28,648	0
Change in assets and liabilities, net of assets and liabilities acquired:
Increase in accounts receivable and contract costs and recognized income not yet billed	(81,718)	(33,223)
(Increase) decrease in inventories	34,822	(18,009)
Increase in prepaid and other assets	(17,393)	(3,921)
Decrease in accounts payable, accrued liabilities, income taxes payable and operating lease liabilities	(18,112)	(22,688)
Other changes, net	600	1,758
Net cash provided by operating activities	55,944	14,982
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(34,751)	(27,794)
Acquired businesses, net of cash acquired	(10,531)	(9,219)
Payments related to sale of business	0	(9,500)
Insurance payments	0	(10,604)
Proceeds from sale of assets	339	104
Investment purchase	(130)	(149)
Net cash used in investing activities	(45,073)	(57,162)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends paid	(10,639)	(10,262)
Purchase of shares for treasury	(7,479)	(1,478)
Proceeds from long-term debt	1,230,618	156,800
Payments of long-term debt	(1,205,231)	(108,260)
Financing costs	(16,543)	(1,012)
Contingent consideration for acquired businesses	0	(1,686)
Other, net	(31)	(197)
Net cash provided by (used in) financing activities	(9,305)	33,905
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in operating activities	(2,899)	(3,874)
Net cash provided by investing activities	418	0
Net cash used in financing activities	0	0
Net cash used in discontinued operations	(2,481)	(3,874)
Effect of exchange rate changes on cash and equivalents	537	503
NET DECREASE IN CASH AND EQUIVALENTS	(378)	(11,646)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	72,377	69,758
CASH AND EQUIVALENTS AT END OF PERIOD	$ 71,999	$ 58,112