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SEGMENTS AND ENTITY-WIDE DISCLOSURES (Tables) | 6 Months Ended
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Apr. 27, 2024
Segment Reporting [Abstract] |
Schedule of Reconciliation of Assets From Segment to Consolidated | As of April 27, 2024, finite-lived intangible assets, goodwill, and maintenance spares are assigned to asset groups within the following segments (in thousands):
| April 27, 2024
| Networking Platforms |  | Platform Software and Services |  | Blue Planet Automation Software and Services |  | Global Services |  | Total
Other intangible assets, net | $ | 173,232 |  |  | — |  |  | 11,709 |  |  | — |  |  | $ | 184,941 |
Goodwill | $ | 199,677 |  |  | 156,191 |  |  | 89,049 |  |  | — |  |  | $ | 444,917 |
Maintenance spares, net | $ | — |  |  | — |  |  | — |  |  | 62,331 |  |  | $ | 62,331 |
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 (loss) for the periods indicated (in thousands):
| Quarter Ended |  | Six Months Ended
| April 27, |  | April 29, |  | April 27, |  | April 29,
| 2024 |  | 2023 |  | 2024 |  | 2023
Segment profit (loss): |  |  |  |  |  |  |
Networking Platforms | $ | 96,566 |  |  | $ | 214,754 |  |  | $ | 280,341 |  |  | $ | 416,901 |
Platform Software and Services | 54,037 |  |  | 40,687 |  |  | 112,041 |  |  | 86,337 |
Blue Planet Automation Software and Services | (7,763) |  |  | (6,912) |  |  | (14,832) |  |  | (17,971) |
Global Services | 50,441 |  |  | 49,161 |  |  | 95,424 |  |  | 86,639 |
Total segment profit | 193,281 |  |  | 297,690 |  |  | 472,974 |  |  | 571,906 |
Less: Non-performance operating expenses |  |  |  |  |  |  |
Selling and marketing | 124,071 |  |  | 125,083 |  |  | 252,229 |  |  | 248,890 |
General and administrative | 49,573 |  |  | 50,939 |  |  | 104,256 |  |  | 101,835 |
Significant asset impairments and restructuring costs | 15,655 |  |  | 8,153 |  |  | 20,626 |  |  | 12,451 |
Amortization of intangible assets | 7,947 |  |  | 9,845 |  |  | 15,199 |  |  | 17,286 |
Acquisition and integration costs | — |  |  | 857 |  |  | — |  |  | 3,415 |
Add: Other non-performance financial items |  |  |  |  |  |  |
Interest and other income, net | 11,797 |  |  | 8,551 |  |  | 22,447 |  |  | 40,524 |
Interest expense | (23,861) |  |  | (23,889) |  |  | (47,637) |  |  | (39,759) |
Less: Provision for income taxes | 820 |  |  | 29,821 |  |  | 22,776 |  |  | 54,899 |
Net income (loss) | $ | (16,849) |  |  | $ | 57,654 |  |  | $ | 32,698 |  |  | $ | 133,895 |
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):
| April 27, 2024 |  | October 28, 2023
Canada | $ | 224,826 |  |  | $ | 229,707 |
United States | 46,288 |  |  | 46,933 |
Other International | 33,449 |  |  | 38,647 |
Total | $ | 304,563 |  |  | $ | 315,287 |

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- Definition Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-41 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
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