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FAIR VALUE MEASUREMENTS, Assets and Liabilities measured at Fair Value on a Non-Recurring Basis (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2023 | Jul. 31, 2022 | Jul. 31, 2023 | Jul. 31, 2022
Long-Lived Assets |  |  |  |
Impairment of Long-Lived Assets Held-for-use | $ 277 | $ 0 | $ 277 | $ 0
Carrying value of impaired long-lived assets held for use | 277 |  | 277 |
Fair value of impaired long-lived assets held for use | 0 |  | 0 |
Impairment of Long-Lived assets Held for sale | $ 0 | $ 0 | $ 0 | $ 0

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- Definition The carrying amount on the books of the entity of the impaired asset to be disposed of by a method other than sale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482130/360-10-45-15 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-2 + Details
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- Definition The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). + 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 -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-2 Reference 3: 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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