CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 63,319	$ 33,338
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	46,955	47,067
Stock-based compensation	15,092	12,809
Asset impairment charges - restructuring	9,483	4,692
Provision for losses on accounts receivable	173	512
Amortization of debt discounts and issuance costs	2,019	2,871
Loss from debt extinguishment, net	0	7,925
Deferred income taxes	7,351	448
Loss (gain) on sale of assets and investments	155	(261)
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	(9,684)	(81,718)
(Increase) decrease in inventories	(100,536)	34,518
Increase in prepaid and other assets	(2,449)	(17,393)
Increase in accounts payable, accrued liabilities, income taxes payable and operating lease liabilities	13,821	10,536
Other changes, net	1,611	600
Net cash provided by operating activities	42,019	55,944
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(33,889)	(34,751)
Acquired businesses, net of cash acquired	(2,242)	(10,531)
Proceeds from sale of business, net	14,345	0
Investment purchases	(4,658)	0
Proceeds from the sale of property, plant and equipment	116	339
Other, net	28	(130)
Net cash used in investing activities	(26,300)	(45,073)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends paid	(12,907)	(10,639)
Purchase of shares for treasury	(2,909)	(7,479)
Proceeds from long-term debt	20,587	1,230,618
Payments of long-term debt	(18,255)	(1,205,231)
Financing costs	(571)	(16,543)
Other, net	(272)	(31)
Net cash used in financing activities	(14,327)	(9,305)
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in operating activities	(1,669)	(2,899)
Net cash provided by investing activities	2,749	418
Net cash provided by (used in) discontinued operations	1,080	(2,481)
Effect of exchange rate changes on cash and equivalents	136	537
NET DECREASE IN CASH AND EQUIVALENTS	2,608	(378)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	218,089	72,377
CASH AND EQUIVALENTS AT END OF PERIOD	$ 220,697	$ 71,999