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BUSINESS SEGMENT INFORMATION - Segment Information (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Apr. 30, 2025
Apr. 30, 2024
Operating profit:        
Total operating profit $ 118.6 $ 98.1 $ 178.5 $ 167.0
Depreciation, depletion and amortization expense:        
Total depreciation, depletion and amortization expense 66.4 65.9 133.0 126.3
Customized Polymer Solutions        
Operating profit:        
Total operating profit 25.8 6.3 39.6 18.0
Depreciation, depletion and amortization expense:        
Total depreciation, depletion and amortization expense 23.1 17.5 46.0 29.5
Durable Metal Solutions        
Operating profit:        
Total operating profit 54.1 56.5 91.7 93.4
Depreciation, depletion and amortization expense:        
Total depreciation, depletion and amortization expense 7.1 7.2 13.9 14.5
Sustainable Fiber Solutions        
Operating profit:        
Total operating profit 25.9 18.9 29.5 27.1
Depreciation, depletion and amortization expense:        
Total depreciation, depletion and amortization expense 33.7 37.9 68.0 75.9
Integrated Solutions        
Operating profit:        
Total operating profit 12.8 16.4 17.7 28.5
Depreciation, depletion and amortization expense:        
Total depreciation, depletion and amortization expense $ 2.5 $ 3.3 $ 5.1 $ 6.4