v3.26.1
SUPPLEMENTAL BALANCE SHEET INFORMATION (Tables)
 9 Months Ended
Jun. 30, 2026
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Other Current Assets
Other assets consisted of the following (in millions):
June 30,
2026		September 30,
2025
Other current assets
Prepaid taxes$18.0 $9.7 
Other17.7 11.2 
Total other current assets$35.7 $20.9 
Other noncurrent assets
Operating lease right-of-use assets, net$45.3 $52.3 
Raw materials and supplies, net of allowance32.6 33.0 
Deposits(a)
4.7 43.8 
Other14.7 18.2 
Total other noncurrent assets$97.3 $147.3 
(a)    Refer to Note 6. Income Taxes for further information.
Schedule of Other Liabilities
Other liabilities consisted of the following (in millions):
June 30,
2026		September 30,
2025
Accrued expenses and other current liabilities
Accrued expenses$32.1 $36.5 
Legal and environmental liabilities47.0 51.8 
Current portion of operating lease liabilities15.1 14.7 
Other5.4 7.7 
Total accrued expenses and other current liabilities$99.6 $110.7 
Other noncurrent liabilities
Noncurrent portion of operating lease liabilities$31.4 $39.2 
Tax contingencies(a)
16.3 67.4 
Other21.0 19.4 
Total other noncurrent liabilities$68.7 $126.0 
(a)    Refer to Note 6. Income Taxes for further information.