v3.26.1
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Millions
 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities:    
Net income (loss) $ 25.6 $ (72.6)
Adjustments to reconcile net income (loss) to net cash flows provided by operating activities:    
Depreciation, depletion and amortization 80.2 76.5
Amortization of deferred financing costs 3.1 3.5
Non-cash portion of stock-based compensation 7.9 7.3
Deferred income taxes (3.0) (0.5)
Unrealized foreign exchange (gain) loss, net (8.4) 1.0
Loss on impairments 0.0 53.7
Net gain from remeasurement of contingent consideration 0.0 (7.9)
Loss on extinguishment of debt 0.5 7.6
Loss on sale of business, net 14.5 0.0
Gain on sale of Fortress assets 0.0 (2.4)
Other, net 2.0 1.3
Changes in operating assets and liabilities:    
Receivables 26.6 14.2
Inventories 40.1 138.0
Other assets 33.2 1.4
Accounts payable and accrued expenses and other current liabilities (2.0) (27.4)
Other liabilities (57.5) 10.9
Net cash provided by operating activities 162.8 204.6
Cash flows from investing activities:    
Capital expenditures (62.1) (53.8)
Other, net (1.0) (0.5)
Net cash used in investing activities (39.8) (34.7)
Cash flows from financing activities:    
Borrowings under revolving credit facility 152.0 244.3
Repayments under revolving credit facility (117.0) (434.4)
Proceeds from issuance of long-term debt 58.8 62.1
Principal payments on long-term debt (211.6) (255.1)
Proceeds from 2030 Notes 0.0 650.0
Repurchase of 2027 Notes 0.0 (350.0)
Premium paid to extinguish 2027 Notes 0.0 (3.9)
Payments of deferred financing costs (0.4) (15.5)
Shares withheld to satisfy employee tax obligations (2.0) (1.3)
Other, net (6.9) (7.7)
Net cash used in financing activities (127.1) (111.5)
Effect of exchange rate changes on cash and cash equivalents 0.7 0.8
Net change in cash and cash equivalents (3.4) 59.2
Cash and cash equivalents, beginning of the year 59.7 20.2
Cash and cash equivalents, end of period 56.3 79.4
Supplemental cash flow information:    
Interest paid, net of amounts capitalized 40.2 57.9
Income taxes paid, net of refunds 34.6 26.5
Non-cash activities:    
Right-of-use assets obtained in exchange for new operating lease liabilities 7.7 17.8
Right-of use assets obtained in exchange for new finance lease liabilities 0.6 4.6
Wynyard SOP Business    
Cash flows from investing activities:    
Proceeds from sale of business and fortress assets, net of cash and transaction costs 23.3 0.0
Fortress    
Cash flows from investing activities:    
Proceeds from sale of business and fortress assets, net of cash and transaction costs $ 0.0 $ 19.6