GOODWILL AND OTHER INTANGIBLE ASSETS Goodwill Roll forward (Details) $ in Millions	6 Months Ended
Apr. 30, 2021 USD ($)
Goodwill Roll Forward
Goodwill beginning balance	$ 3,602
Foreign currency translation impact	17
Goodwill arising from acquisitions	435
Goodwill ending balance	4,054
Life Sciences and Applied Markets
Goodwill Roll Forward
Goodwill beginning balance	1,441
Foreign currency translation impact	9
Goodwill arising from acquisitions	0
Goodwill ending balance	1,450
Diagnostics and Genomics
Goodwill Roll Forward
Goodwill beginning balance	1,599
Foreign currency translation impact	3
Goodwill arising from acquisitions	435
Goodwill ending balance	2,037
Agilent CrossLab
Goodwill Roll Forward
Goodwill beginning balance	562
Foreign currency translation impact	5
Goodwill arising from acquisitions	0
Goodwill ending balance	$ 567

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.

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

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Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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