Segment and Entity Wide Disclosures (Details) $ in Thousands	12 Months Ended
	Oct. 31, 2019 USD ($) segment	Oct. 31, 2018 USD ($)
Segment Reporting Information [Line Items]
Property, plant and equipment, net	$ 286,884	$ 292,067
Net intangible	112,781	148,225
Maintenance spares inventory net non current	$ 55,482	$ 45,679
Platform and Blue Planet Automation Software and Services Segments
Segment Reporting Information [Line Items]
Number of operating segments | segment	2
Operating Segments
Segment Reporting Information [Line Items]
Maintenance spares inventory net non current	$ 55,500
Operating Segments | Networking Platforms
Segment Reporting Information [Line Items]
Net intangible	20,300
Operating Segments | Blue Planet Automation Software and Services
Segment Reporting Information [Line Items]
Net intangible	$ 92,500