Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Cash flows from operating activities
Net income	$ 129.2	$ 73.3
Adjustments to reconcile net income to cash flows from operating activities:
Loss from discontinued operations	3.0	3.9
Gain on sale of operations	(71.7)	0.0
Depreciation and amortization	56.4	50.2
Stock-based compensation expense	4.6	4.9
Other, net	1.0	1.4
Change in operating assets and liabilities
Receivables	(2.5)	(23.1)
Inventories	(4.0)	(4.7)
Payables and accrued liabilities	(22.6)	4.2
Other assets and liabilities	(0.2)	(18.0)
Operating cash flows from continuing operations	93.2	92.1
Operating cash flows from discontinued operations	(4.8)	(3.9)
Total cash provided by operating activities	88.4	88.2
Cash flows from investing activities
Additions to property, plant and equipment	(105.4)	(87.2)
Acquisitions of businesses	(9.6)	(21.3)
Proceeds from sale of operations, net of cash disposed	121.0	(3.7)
Proceeds from investments	6.0	350.0
Other investing activities, net	(1.7)	(7.2)
Investing cash flows from continuing operations	10.3	230.6
Investing cash flows from discontinued operations	0.0	0.0
Total cash provided by investing activities	10.3	230.6
Cash flows from financing activities
Proceeds from borrowings	75.0	0.0
Repayments on borrowings	(91.9)	(11.8)
Repurchases of common stock, including excise taxes of $16.4 in fiscal 2025	(76.8)	(212.2)
Other financing activities, net	(10.7)	(13.6)
Financing cash flows from continuing operations	(104.4)	(237.6)
Financing cash flows from discontinued operations	0.0	0.0
Total cash used in financing activities	(104.4)	(237.6)
Effect of currency exchange rate changes on cash, cash equivalents and restricted cash	(0.7)	0.2
(Decrease) increase in cash, cash equivalents and restricted cash	(6.4)	81.4
Cash, cash equivalents, and restricted cash - beginning of period	68.7	413.1
Cash, cash equivalents, and restricted cash - end of period	$ 62.3	$ 494.5