CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 48,702	$ 19,298
Net income from discontinued operations	0	(2,594)
Adjustments to reconcile net income to net cash provided by (used in) operating activities of continuing operations:
Depreciation and amortization	17,113	13,081
Stock-based compensation	6,742	4,867
Asset impairment charges - restructuring	0	289
Provision for losses on accounts receivable	482	352
Amortization of debt discounts and issuance costs	1,023	654
Deferred income taxes	0	2,883
Gain on sale of assets and investments	(10,923)	(154)
Change in assets and liabilities, net of assets and liabilities acquired:
(Increase) decrease in accounts receivable	13,689	(53,030)
(Increase) decrease in inventories	22,931	(59,478)
Increase in prepaid and other assets	100	329
Decrease in accounts payable, accrued liabilities, income taxes payable and operating lease liabilities	(26,333)	(12,164)
Other changes, net	1,954	662
Net cash provided by (used in) operating activities - continuing operations	75,480	(85,005)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(4,726)	(10,573)
Payments related to sale of Telephonics	(2,568)	0
Proceeds from investments	0	575
Proceeds from the sale of property, plant and equipment	11,815	29
Net cash provided by (used in) investing activities - continuing operations	4,521	(9,969)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends paid	(7,126)	(5,260)
Purchase of shares for treasury	(12,735)	(10,886)
Proceeds from long-term debt	29,823	10,815
Payments of long-term debt	(87,539)	(2,500)
Financing costs	(744)	(753)
Other, net	(42)	(28)
Net cash used in financing activities - continuing operations	(78,363)	(8,612)
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash provided by (used in) operating activities	(1,953)	7,916
Net cash used in investing activities	0	(853)
Net cash provided by (used in) discontinued operations	(1,953)	7,063
Effect of exchange rate changes on cash and equivalents	689	(910)
NET INCREASE (DECREASE) IN CASH AND EQUIVALENTS	374	(97,433)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	120,184	248,653
CASH AND EQUIVALENTS AT END OF PERIOD	$ 120,558	$ 151,220