v3.22.2.2
REVENUE - Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jul. 30, 2022
Jul. 31, 2021
Jul. 30, 2022
Jul. 31, 2021
Disaggregation of Revenue [Line Items]        
Total revenue $ 867,981 $ 988,141 $ 2,661,651 $ 2,579,198
Products and services at a point in time        
Disaggregation of Revenue [Line Items]        
Total revenue 693,848 811,598 2,141,169 2,081,549
Services transferred over time        
Disaggregation of Revenue [Line Items]        
Total revenue 174,133 176,543 520,482 497,649
Converged Packet Optical        
Disaggregation of Revenue [Line Items]        
Total revenue 563,837 712,906 1,730,066 1,798,888
Routing and Switching        
Disaggregation of Revenue [Line Items]        
Total revenue 100,741 69,698 295,638 197,632
Platform Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 63,483 56,945 205,557 163,472
Blue Planet Automation Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 17,342 16,607 55,334 57,499
Maintenance Support and Training        
Disaggregation of Revenue [Line Items]        
Total revenue 72,760 74,006 219,270 212,054
Installation and Deployment        
Disaggregation of Revenue [Line Items]        
Total revenue 38,704 46,653 120,504 124,263
Consulting and Network Design        
Disaggregation of Revenue [Line Items]        
Total revenue 11,114 11,326 35,282 25,390
Networking Platforms        
Disaggregation of Revenue [Line Items]        
Total revenue 664,578 782,604 2,025,704 1,996,520
Networking Platforms | Products and services at a point in time        
Disaggregation of Revenue [Line Items]        
Total revenue 664,578 782,604 2,025,704 1,996,520
Networking Platforms | Services transferred over time        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Networking Platforms | Converged Packet Optical        
Disaggregation of Revenue [Line Items]        
Total revenue 563,837 712,906 1,730,066 1,798,888
Networking Platforms | Routing and Switching        
Disaggregation of Revenue [Line Items]        
Total revenue 100,741 69,698 295,638 197,632
Networking Platforms | Platform Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Networking Platforms | Blue Planet Automation Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Networking Platforms | Maintenance Support and Training        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Networking Platforms | Installation and Deployment        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Networking Platforms | Consulting and Network Design        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Platform Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 63,483 56,945 205,557 163,472
Platform Software and Services | Products and services at a point in time        
Disaggregation of Revenue [Line Items]        
Total revenue 15,230 17,928 66,655 54,756
Platform Software and Services | Services transferred over time        
Disaggregation of Revenue [Line Items]        
Total revenue 48,253 39,017 138,902 108,716
Platform Software and Services | Converged Packet Optical        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Platform Software and Services | Routing and Switching        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Platform Software and Services | Platform Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 63,483 56,945 205,557 163,472
Platform Software and Services | Blue Planet Automation Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Platform Software and Services | Maintenance Support and Training        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Platform Software and Services | Installation and Deployment        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Platform Software and Services | Consulting and Network Design        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Blue Planet Automation Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 17,342 16,607 55,334 57,499
Blue Planet Automation Software and Services | Products and services at a point in time        
Disaggregation of Revenue [Line Items]        
Total revenue 4,632 4,558 17,442 20,497
Blue Planet Automation Software and Services | Services transferred over time        
Disaggregation of Revenue [Line Items]        
Total revenue 12,710 12,049 37,892 37,002
Blue Planet Automation Software and Services | Converged Packet Optical        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Blue Planet Automation Software and Services | Routing and Switching        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Blue Planet Automation Software and Services | Platform Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Blue Planet Automation Software and Services | Blue Planet Automation Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 17,342 16,607 55,334 57,499
Blue Planet Automation Software and Services | Maintenance Support and Training        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Blue Planet Automation Software and Services | Installation and Deployment        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Blue Planet Automation Software and Services | Consulting and Network Design        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Global Services        
Disaggregation of Revenue [Line Items]        
Total revenue 122,578 131,985 375,056 361,707
Global Services | Products and services at a point in time        
Disaggregation of Revenue [Line Items]        
Total revenue 9,408 6,508 31,368 9,776
Global Services | Services transferred over time        
Disaggregation of Revenue [Line Items]        
Total revenue 113,170 125,477 343,688 351,931
Global Services | Converged Packet Optical        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Global Services | Routing and Switching        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Global Services | Platform Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Global Services | Blue Planet Automation Software and Services        
Disaggregation of Revenue [Line Items]        
Total revenue 0 0 0 0
Global Services | Maintenance Support and Training        
Disaggregation of Revenue [Line Items]        
Total revenue 72,760 74,006 219,270 212,054
Global Services | Installation and Deployment        
Disaggregation of Revenue [Line Items]        
Total revenue 38,704 46,653 120,504 124,263
Global Services | Consulting and Network Design        
Disaggregation of Revenue [Line Items]        
Total revenue $ 11,114 $ 11,326 $ 35,282 $ 25,390