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RESTRUCTURING CHARGES - Amounts Expected to be Incurred, Amounts Incurred, and Amounts Remaining to Be Incurred (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Apr. 30, 2025
Apr. 30, 2024
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred $ 39.8   $ 39.8  
Amounts Incurred During the Six Months Ended April 30, 2025 11.2 $ (6.8) 13.9 $ (1.1)
Amounts Remaining to be Incurred 25.9   25.9  
Employee separation costs        
Restructuring and Related Costs [Line Items]        
Amounts Incurred During the Six Months Ended April 30, 2025 8.6   10.6  
Other restructuring costs        
Restructuring and Related Costs [Line Items]        
Amounts Incurred During the Six Months Ended April 30, 2025 2.6   3.3  
Customized Polymer Solutions        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 2.4   2.4  
Amounts Incurred During the Six Months Ended April 30, 2025     1.5  
Amounts Remaining to be Incurred 0.9   0.9  
Customized Polymer Solutions | Employee separation costs        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 2.0   2.0  
Amounts Incurred During the Six Months Ended April 30, 2025     1.2  
Amounts Remaining to be Incurred 0.8   0.8  
Customized Polymer Solutions | Other restructuring costs        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 0.4   0.4  
Amounts Incurred During the Six Months Ended April 30, 2025     0.3  
Amounts Remaining to be Incurred 0.1   0.1  
Durable Metal Solutions        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 4.6   4.6  
Amounts Incurred During the Six Months Ended April 30, 2025     1.5  
Amounts Remaining to be Incurred 3.1   3.1  
Durable Metal Solutions | Employee separation costs        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 3.9   3.9  
Amounts Incurred During the Six Months Ended April 30, 2025     1.3  
Amounts Remaining to be Incurred 2.6   2.6  
Durable Metal Solutions | Other restructuring costs        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 0.7   0.7  
Amounts Incurred During the Six Months Ended April 30, 2025     0.2  
Amounts Remaining to be Incurred 0.5   0.5  
Sustainable Fiber Solutions        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 31.5   31.5  
Amounts Incurred During the Six Months Ended April 30, 2025     10.4  
Amounts Remaining to be Incurred 21.1   21.1  
Sustainable Fiber Solutions | Employee separation costs        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 9.2   9.2  
Amounts Incurred During the Six Months Ended April 30, 2025     7.7  
Amounts Remaining to be Incurred 1.5   1.5  
Sustainable Fiber Solutions | Other restructuring costs        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 22.3   22.3  
Amounts Incurred During the Six Months Ended April 30, 2025     2.7  
Amounts Remaining to be Incurred 19.6   19.6  
Integrated Solutions        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 1.3   1.3  
Amounts Incurred During the Six Months Ended April 30, 2025     0.5  
Amounts Remaining to be Incurred 0.8   0.8  
Integrated Solutions | Employee separation costs        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 0.6   0.6  
Amounts Incurred During the Six Months Ended April 30, 2025     0.4  
Amounts Remaining to be Incurred 0.2   0.2  
Integrated Solutions | Other restructuring costs        
Restructuring and Related Costs [Line Items]        
Total Amounts Expected to be Incurred 0.7   0.7  
Amounts Incurred During the Six Months Ended April 30, 2025     0.1  
Amounts Remaining to be Incurred $ 0.6   $ 0.6