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SEGMENTS AND ENTITY-WIDE DISCLOSURES (Tables) | 9 Months Ended
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Jul. 27, 2024
Segment Reporting [Abstract] |
Schedule of Reconciliation of Assets From Segment to Consolidated | As of July 27, 2024, finite-lived intangible assets, goodwill, and maintenance spares are assigned to asset groups within the following segments (in thousands):
| July 27, 2024
| Networking Platforms |  | Platform Software and Services |  | Blue Planet Automation Software and Services |  | Global Services |  | Total
Other intangible assets, net | $ | 166,067 |  |  | — |  |  | 8,907 |  |  | — |  |  | $ | 174,974 |
Goodwill | $ | 199,551 |  |  | 156,191 |  |  | 89,049 |  |  | — |  |  | $ | 444,791 |
Maintenance spares, net | $ | — |  |  | — |  |  | — |  |  | 68,100 |  |  | $ | 68,100 |
Schedule of Segment Profit (Loss) and the Reconciliation to Consolidated Net Income (Loss) | The table below sets forth Ciena’s segment profit (loss) and the reconciliation to net income for the periods indicated (in thousands):
| Quarter Ended |  | Nine Months Ended
| July 27, |  | July 29, |  | July 27, |  | July 29,
| 2024 |  | 2023 |  | 2024 |  | 2023
Segment profit (loss): |  |  |  |  |  |  |
Networking Platforms | $ | 106,870 |  |  | $ | 171,380 |  |  | $ | 387,211 |  |  | $ | 588,281 |
Platform Software and Services | 53,131 |  |  | 49,691 |  |  | 165,171 |  |  | 136,028 |
Blue Planet Automation Software and Services | 4,705 |  |  | (12,072) |  |  | (10,127) |  |  | (30,044) |
Global Services | 50,351 |  |  | 50,550 |  |  | 145,776 |  |  | 137,190 |
Total segment profit | 215,057 |  |  | 259,549 |  |  | 688,031 |  |  | 831,455 |
Less: Non-performance operating expenses |  |  |  |  |  |  |
Selling and marketing | 121,520 |  |  | 118,266 |  |  | 373,749 |  |  | 367,156 |
General and administrative | 58,248 |  |  | 49,349 |  |  | 162,504 |  |  | 151,184 |
Significant asset impairments and restructuring costs | 1,361 |  |  | 4,174 |  |  | 21,987 |  |  | 16,625 |
Amortization of intangible assets | 7,185 |  |  | 9,487 |  |  | 22,384 |  |  | 26,773 |
Acquisition and integration costs | — |  |  | 59 |  |  | — |  |  | 3,474 |
Add: Other non-performance financial items |  |  |  |  |  |  |
Interest and other income, net | 14,013 |  |  | 10,187 |  |  | 36,460 |  |  | 50,711 |
Interest expense | (24,401) |  |  | (24,060) |  |  | (72,038) |  |  | (63,819) |
Less: Provision for income taxes | 2,125 |  |  | 34,608 |  |  | 24,901 |  |  | 89,507 |
Net income | $ | 14,230 |  |  | $ | 29,733 |  |  | $ | 46,928 |  |  | $ | 163,628 |
Schedule of Ciena's Geographic Distribution of Revenue and Long-Lived Assets | For the periods indicated, Ciena’s geographic distribution of equipment, building, furniture and fixtures, net, and operating ROU assets was as follows (in thousands):
| July 27, 2024 |  | October 28, 2023
Canada | $ | 248,024 |  |  | $ | 229,707 |
United States | 46,781 |  |  | 46,933 |
Other International | 33,073 |  |  | 38,647 |
Total | $ | 327,878 |  |  | $ | 315,287 |

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