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GOODWILL AND OTHER INTANGIBLE ASSETS Textuals (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2024 | Jan. 31, 2024 | Apr. 30, 2023 | Apr. 30, 2024 | Apr. 30, 2023
Finite-Lived Intangible Assets |  |  |  |  |
Additions to goodwill |  |  |  | $ 0 |
Addition to other intangible assets |  |  |  | 0 |
Foreign currency translation impact on other intangible assets |  |  |  | 0 |
Goodwill impairment | $ 0 | $ 0 | $ 0 | 0 | $ 0
Impairment of IPR&D | 0 |  | 0 | 6 | 0
Amortization of intangible assets during the period | $ 27 |  | $ 38 | 53 | $ 74
Indefinite-Lived Intangible Assets, Period Increase (Decrease) |  |  |  | $ (4) |

X
- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + 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://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482686/350-30-45-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
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