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BUSINESS SEGMENT INFORMATION - Geographic Area (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2025 | Apr. 30, 2024 | Apr. 30, 2025 | Apr. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | $ 1,385.7 | $ 1,371.0 | $ 2,651.5 | $ 2,576.8
Customized Polymer Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 329.3 | 285.6 | 624.4 | 513.6
Durable Metal Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 378.9 | 413.7 | 721.1 | 784.2
Sustainable Fiber Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 599.1 | 580.1 | 1,160.5 | 1,108.9
Integrated Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 78.4 | 91.6 | 145.5 | 170.1
United States |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 861.8 | 857.5 | 1,650.6 | 1,621.3
United States | Customized Polymer Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 143.5 | 134.9 | 269.3 | 248.0
United States | Durable Metal Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 72.1 | 84.6 | 135.2 | 156.5
United States | Sustainable Fiber Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 587.7 | 566.6 | 1,137.7 | 1,083.8
United States | Integrated Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 58.5 | 71.4 | 108.4 | 133.0
Europe, Middle East and Africa |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 370.1 | 355.5 | 690.8 | 650.1
Europe, Middle East and Africa | Customized Polymer Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 134.3 | 109.5 | 251.0 | 193.8
Europe, Middle East and Africa | Durable Metal Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 223.6 | 233.7 | 417.6 | 435.0
Europe, Middle East and Africa | Sustainable Fiber Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 0.2 | 0.2 | 0.5 | 0.3
Europe, Middle East and Africa | Integrated Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 12.0 | 12.1 | 21.7 | 21.0
Asia Pacific and Other Americas |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 153.8 | 158.0 | 310.1 | 305.4
Asia Pacific and Other Americas | Customized Polymer Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 51.5 | 41.2 | 104.1 | 71.8
Asia Pacific and Other Americas | Durable Metal Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 83.2 | 95.4 | 168.3 | 192.7
Asia Pacific and Other Americas | Sustainable Fiber Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 11.2 | 13.3 | 22.3 | 24.8
Asia Pacific and Other Americas | Integrated Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | $ 7.9 | $ 8.1 | $ 15.4 | $ 16.1

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