CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 64,387	$ 70,851
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	15,703	15,614
Stock-based compensation	6,427	5,378
Provision for losses on accounts receivable	1,862	1,182
Amortization of debt discounts and issuance costs	1,052	1,029
Loss from debt extinguishment	556	0
Pension and other post-retirement non-cash charges	2,310	636
Loss on sale of assets and investments	0	168
Gain on sale of real estate	0	(7,974)
Change in assets and liabilities:
Decrease in accounts receivable	15,826	35,445
(Increase) decrease in inventories	1,939	(393)
Increase in prepaid and other assets	(3,510)	(5,066)
Increase in accounts payable, accrued liabilities, income taxes payable and operating lease liabilities	286	25,941
Other changes, net	154	111
Net cash provided by operating activities	106,992	142,922
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(7,662)	(17,456)
Proceeds from the sale of property, plant and equipment	0	17,220
Net cash used in investing activities	(7,662)	(236)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends paid	(11,196)	(9,037)
Purchase of shares for treasury	(30,308)	(49,083)
Payments of long-term debt	(60,000)	(50,000)
Financing costs	(38)	(42)
Other, net	(12)	41
Net cash used in financing activities	(101,554)	(108,121)
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in operating activities	(730)	(180)
Net cash used in discontinued operations	(730)	(180)
Effect of exchange rate changes on cash and equivalents	(811)	3,129
NET INCREASE (DECREASE) IN CASH AND EQUIVALENTS	(3,765)	37,514
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	99,045	114,438
CASH AND EQUIVALENTS AT END OF PERIOD	95,280	151,952
Supplemental Disclosure of Non-Cash Flow Information:
Capital expenditures in accounts payable	$ 1,559	$ 2,064