CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating activities:
Consolidated net (loss) income	$ (22.7)	$ 46.8
Adjustments to reconcile consolidated net (loss) income to net cash provided by operating activities:
Depreciation, depletion and amortization	381.8	373.2
Deferred income tax benefit	(23.3)	(19.5)
Share-based compensation expense	7.3	9.6
Pension and other postretirement cost (income), net of contributions	0.5	3.6
Cash surrender value increase in excess of premiums paid	(17.4)	(13.1)
Equity in (income) loss of unconsolidated entities	(4.2)	36.0
Gain on sale of RTS and Chattanooga	(0.5)
Gain on sale of businesses		(11.1)
Other impairment adjustments	(4.8)	(0.7)
Gain on disposal of assets, net	(2.3)	(1.7)
Other, net	(2.0)	0.7
Change in operating assets and liabilities, net of acquisitions and divestitures:
Accounts receivable	181.5	284.9
Inventories	(25.7)	(53.8)
Other assets	(73.5)	(64.3)
Accounts payable	(23.5)	(113.9)
Income taxes	10.8	0.2
Accrued liabilities and other	(107.0)	(211.0)
Net cash provided by operating activities	275.0	265.9
Investing activities:
Capital expenditures	(247.3)	(282.2)
Cash paid for purchase of businesses, net of cash received		(853.5)
Proceeds from settlement of Timber Note related to SPEs	860.0
Proceeds from corporate owned life insurance	3.1	2.2
Proceeds from sale of businesses	0.5	25.9
Proceeds from currency forward contracts		23.2
Proceeds from the sale of unconsolidated entities	1.0
Proceeds from sale of property, plant and equipment	8.3	4.5
Other, net	(0.2)	(0.3)
Net cash provided by (used for) investing activities	625.4	(1,080.2)
Financing activities:
Additions to revolving credit facilities		20.8
Repayments of revolving credit facilities		(126.9)
Additions to debt	102.3	1,527.9
Repayments of debt	(35.0)	(648.8)
Changes in commercial paper, net	(34.7)	301.5
Other debt additions (repayments), net	16.5	(23.6)
Repayment of Timber Loan related to SPEs	(774.0)
Cash dividends paid to stockholders	(77.6)	(70.0)
Other, net	(1.5)	2.0
Net cash (used for) provided by financing activities	(804.0)	982.9
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1.7)	(5.7)
Changes in cash, cash equivalents and restricted cash in assets held-for-sale		(7.9)
Increase in cash, cash equivalents and restricted cash	94.7	155.0
Cash, cash equivalents and restricted cash at beginning of period	393.4	260.2
Cash, cash equivalents and restricted cash at end of period	$ 488.1	$ 415.2