Goodwill (Details) $ in Thousands	12 Months Ended
Oct. 31, 2020 USD ($)
Goodwill [Roll Forward]
Goodwill beginning balance	$ 297,937
Acquisitions	13,055
Impairments	0
Translation	(145)
Goodwill ending balance	310,847
Operating Segments \| Platform Software and Services
Goodwill [Roll Forward]
Goodwill beginning balance	156,191
Acquisitions	0
Impairments	0
Translation	0
Goodwill ending balance	156,191
Operating Segments \| Blue Planet Automation Software and Services
Goodwill [Roll Forward]
Goodwill beginning balance	75,994
Acquisitions	13,055
Impairments	0
Translation	0
Goodwill ending balance	89,049
Operating Segments \| Networking Platforms
Goodwill [Roll Forward]
Goodwill beginning balance	65,752
Acquisitions	0
Impairments	0
Translation	(145)
Goodwill ending balance	$ 65,607

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.

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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.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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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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