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GOODWILL AND OTHER INTANGIBLE ASSETS Roll forward (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2021	Oct. 31, 2020
Goodwill - Rollforward
Beginning Balance	$ 3,602	$ 3,593
Foreign currency translation impact	8	9
Goodwill arising from acquisitions	365	0
Ending Balance	3,975	3,602
Life Sciences and Applied Markets
Goodwill - Rollforward
Beginning Balance	1,441	1,438
Foreign currency translation impact	5	3
Goodwill arising from acquisitions	0
Ending Balance	1,446	1,441
Diagnostics and Genomics
Goodwill - Rollforward
Beginning Balance	1,599	1,594
Foreign currency translation impact	0	5
Goodwill arising from acquisitions	365
Ending Balance	1,964	1,599
Agilent CrossLab
Goodwill - Rollforward
Beginning Balance	562	561
Foreign currency translation impact	3	1
Goodwill arising from acquisitions	0
Ending Balance	$ 565	$ 562

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
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-Publisher FASB
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X

- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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-Publisher FASB
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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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