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REVENUE - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jan. 28, 2023 | Jan. 29, 2022
Disaggregation of Revenue [Line Items] |  |
Total revenue | $ 1,056,521 | $ 844,443
Products and services at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 887,240 | 673,593
Services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 169,281 | 170,850
Converged Packet Optical |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 735,634 | 540,936
Routing and Switching |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 119,505 | 85,710
Platform Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 73,445 | 72,917
Blue Planet Automation Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 15,405 | 21,110
Maintenance Support and Training |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 67,891 | 72,491
Installation and Deployment |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 34,575 | 40,370
Consulting and Network Design |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 10,066 | 10,909
Networking Platforms |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 855,139 | 626,646
Networking Platforms | Products and services at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 855,139 | 626,646
Networking Platforms | Services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Networking Platforms | Converged Packet Optical |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 735,634 | 540,936
Networking Platforms | Routing and Switching |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 119,505 | 85,710
Networking Platforms | Platform Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Networking Platforms | Blue Planet Automation Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Networking Platforms | Maintenance Support and Training |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Networking Platforms | Installation and Deployment |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Networking Platforms | Consulting and Network Design |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Platform Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 73,445 | 72,917
Platform Software and Services | Products and services at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 18,864 | 29,682
Platform Software and Services | Services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 54,581 | 43,235
Platform Software and Services | Converged Packet Optical |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Platform Software and Services | Routing and Switching |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Platform Software and Services | Platform Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 73,445 | 72,917
Platform Software and Services | Blue Planet Automation Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Platform Software and Services | Maintenance Support and Training |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Platform Software and Services | Installation and Deployment |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Platform Software and Services | Consulting and Network Design |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Blue Planet Automation Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 15,405 | 21,110
Blue Planet Automation Software and Services | Products and services at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 3,982 | 8,774
Blue Planet Automation Software and Services | Services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 11,423 | 12,336
Blue Planet Automation Software and Services | Converged Packet Optical |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Blue Planet Automation Software and Services | Routing and Switching |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Blue Planet Automation Software and Services | Platform Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Blue Planet Automation Software and Services | Blue Planet Automation Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 15,405 | 21,110
Blue Planet Automation Software and Services | Maintenance Support and Training |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Blue Planet Automation Software and Services | Installation and Deployment |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Blue Planet Automation Software and Services | Consulting and Network Design |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Global Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 112,532 | 123,770
Global Services | Products and services at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 9,255 | 8,491
Global Services | Services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 103,277 | 115,279
Global Services | Converged Packet Optical |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Global Services | Routing and Switching |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Global Services | Platform Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Global Services | Blue Planet Automation Software and Services |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 0 | 0
Global Services | Maintenance Support and Training |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 67,891 | 72,491
Global Services | Installation and Deployment |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | 34,575 | 40,370
Global Services | Consulting and Network Design |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue | $ 10,066 | $ 10,909

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