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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		6 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2025	Apr. 30, 2024
Long-Lived Assets
Carrying value of impaired long-lived assets held for use		$ 8		$ 8
Fair value of impaired long-lived assets held for use		0		0
Impairment of Long-Lived Assets Held-for-use	$ 0	0	$ 0	8
Impairment of Long-Lived assets Held for sale	$ 0	$ 0	$ 0	$ 0

X

- Definition

Assets Long Lived [Abstract]

+ References

No definition available.

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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

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-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 15
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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

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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.

+ References

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X

- Definition

Fair value portion of other assets.

+ References

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-Topic 820
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-Section 50
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