CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 46,612	$ 11,507
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	31,149	31,544
Stock-based compensation	9,501	8,302
Asset impairment charges - restructuring	8,291	4,692
Provision for losses on accounts receivable	194	596
Amortization of debt discounts and issuance costs	1,349	2,267
Loss from debt extinguishment, net	0	6,690
Deferred income taxes	2,334	408
Loss (gain) on sale of assets and investments	151	(274)
Gain on sale of business	(5,291)	0
Change in assets and liabilities, net of assets and liabilities acquired:
Increase in accounts receivable and contract assets, net	(47,146)	(61,815)
Increase in inventories	(74,186)	(21,262)
(Increase) decrease in prepaid and other assets	271	(6,005)
Increase (decrease) in accounts payable, accrued liabilities, income taxes payable and operating lease liabilities	(1,470)	(38,053)
Other changes, net	2,400	560
Net cash used in operating activities	(25,841)	(60,843)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(23,986)	(22,519)
Acquired businesses, net of cash acquired	(2,242)	(10,531)
Proceeds from sale of business, net	14,725	0
Investment purchases	(2,138)	0
Proceeds from the sale of property, plant and equipment	82	290
Other, net	27	0
Net cash used in investing activities	(13,532)	(32,760)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends paid	(8,678)	(7,349)
Purchase of shares for treasury	(2,909)	(7,479)
Proceeds from long-term debt	14,029	1,061,343
Payments of long-term debt	(7,573)	(939,071)
Financing costs	(571)	(13,176)
Other, net	(214)	83
Net cash provided by (used in) financing activities	(5,916)	94,351
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in operating activities	(1,512)	(1,994)
Net cash provided by investing activities	2,749	0
Net cash provided by (used in) discontinued operations	1,237	(1,994)
Effect of exchange rate changes on cash and equivalents	1,527	(2,107)
NET DECREASE IN CASH AND EQUIVALENTS	(42,525)	(3,353)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	218,089	72,377
CASH AND EQUIVALENTS AT END OF PERIOD	$ 175,564	$ 69,024