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STOCKHOLDER"S EQUITY - Dividends (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Dividends Paid
Cash dividends paid per common share	$ 0.248	$ 0.236	$ 0.744	$ 0.708
Aggregate amount of cash dividends paid	$ 71	$ 68	$ 212	$ 206
Dividends Declared
Dividends Declared. per share	$ 0.248	$ 0.236	$ 0.744	$ 0.708

X

- Definition

Aggregate dividends paid during the period for each share of common stock outstanding.

+ References

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-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

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-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
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-Publisher FASB
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- Definition

Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 15
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-15

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