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ACQUISITIONS (Pro Forma Information) (Details) - ESI Group SA - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Net revenue	$ 1,259	$ 1,423
Net income	$ 186	$ 250
Net income per share - Basic	$ 1.07	$ 1.40
Net income per share - Diluted	$ 1.06	$ 1.39

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(2)
-SubTopic 10
-Topic 805
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

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-Publisher FASB
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

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+ References

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-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

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