v3.25.3

Summary of Significant Accounting Policies and Related Data - Goodwill and Indefinite-Life Intangible Assets (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Oct. 31, 2025 USD ($) | Aug. 01, 2025 USD ($) | Oct. 31, 2025 USD ($) segment reportingUnit | Oct. 31, 2024 USD ($) | Oct. 31, 2023 USD ($)
Accounting Policies [Abstract] |  |  |  |  |
Asset impairment charges |  | $ 81,100,000 | $ 81,100,000 | $ 0 | $ 151,300,000
Deferred tax assets, goodwill and intangible assets |  | $ 19,700,000 |  |  |
Number of operating segments | segment |  |  | 8 |  |
Number of reporting units containing goodwill | reportingUnit |  |  | 7 |  |
Goodwill, impairment loss | $ 0 |  |  |  |
Non-cash impairment charges2 | $ 0 |  |  |  |

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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 942 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480095/942-10-S50-1 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 942 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480035/942-10-S99-6 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482130/360-10-45-4 + Details
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