CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ (13,553)	$ 84,987
Net income from discontinued operations	0	(10,123)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities of continuing operations:
Depreciation and amortization	34,367	29,333
Stock-based compensation	13,335	9,959
Intangible asset impairment	100,000	0
Asset impairment charges - restructuring	59,118	806
Provision for losses on accounts receivable	343	578
Amortization of debt discounts and issuance costs	2,045	1,566
Fair value step-up of acquired inventory sold	0	2,701
Deferred income tax provision (benefit)	(25,744)	2,883
Gain on sale of assets and investments	(10,852)	(118)
Change in assets and liabilities, net of assets and liabilities acquired:
Increase in accounts receivable	(19,431)	(177,347)
(Increase) decrease in inventories	64,582	(106,534)
Increase in prepaid and other assets	3,451	6,063
Decrease in accounts payable, accrued liabilities, income taxes payable and operating lease liabilities	(51,409)	(18,652)
Other changes, net	5,384	525
Net cash provided by (used in) operating activities - continuing operations	161,636	(173,373)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(11,837)	(22,030)
Acquired businesses, net of cash acquired	0	(851,464)
Payments related to sale of Telephonics	(2,568)	0
Proceeds from investments	0	14,923
Proceeds from the sale of property, plant and equipment	11,834	32
Net cash used in investing activities - continuing operations	(2,571)	(858,539)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends paid	(12,824)	(10,091)
Purchase of shares for treasury	(12,989)	(10,886)
Proceeds from long-term debt	45,419	975,291
Payments of long-term debt	(119,110)	(37,906)
Financing costs	0	(16,457)
Other, net	(127)	(27)
Net cash provided by ( used in) financing activities - continuing operations	(99,631)	899,924
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash provided by (used in) operating activities	(2,598)	10,586
Net cash used in investing activities	0	(1,445)
Net cash provided by (used in) discontinued operations	(2,598)	9,141
Effect of exchange rate changes on cash and equivalents	(1,428)	(3,513)
NET INCREASE (DECREASE) IN CASH AND EQUIVALENTS	55,408	(126,360)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	120,184	248,653
CASH AND EQUIVALENTS AT END OF PERIOD	$ 175,592	$ 122,293