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REVENUE (Tables) | 3 Months Ended
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Feb. 01, 2025
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregation of Revenue | The tables below set forth Ciena’s disaggregated revenue for the respective periods (in thousands):
| Quarter Ended February 1, 2025
| Segment |  | Total
| Networking Platforms |  | Platform Software and Services |  | Blue Planet Automation Software and Services |  | Global Services |  |
Product lines: |  |  |  |  |  |  |  |  |
Optical Networking | $ | 727,973 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 727,973 |
Routing and Switching | 93,169 |  |  | — |  |  | — |  |  | — |  |  | 93,169 |
Platform Software and Services | — |  |  | 95,067 |  |  | — |  |  | — |  |  | 95,067 |
Blue Planet Automation Software and Services | — |  |  | — |  |  | 26,032 |  |  | — |  |  | 26,032 |
Maintenance Support and Training | — |  |  | — |  |  | — |  |  | 74,573 |  |  | 74,573 |
Installation and Deployment | — |  |  | — |  |  | — |  |  | 47,682 |  |  | 47,682 |
Consulting and Network Design | — |  |  | — |  |  | — |  |  | 7,764 |  |  | 7,764 |
Total revenue by product line | $ | 821,142 |  |  | $ | 95,067 |  |  | $ | 26,032 |  |  | $ | 130,019 |  |  | $ | 1,072,260 |
Timing of revenue recognition: |  |  |  |  |  |  |  |  |
Products and services at a point in time | $ | 821,142 |  |  | $ | 28,931 |  |  | $ | 10,427 |  |  | $ | 6,133 |  |  | $ | 866,633 |
Services transferred over time | — |  |  | 66,136 |  |  | 15,605 |  |  | 123,886 |  |  | 205,627 |
Total revenue by timing of revenue recognition | $ | 821,142 |  |  | $ | 95,067 |  |  | $ | 26,032 |  |  | $ | 130,019 |  |  | $ | 1,072,260 |
| Quarter Ended January 27, 2024
| Segment |  | Total
| Networking Platforms |  | Platform Software and Services |  | Blue Planet Automation Software and Services |  | Global Services |  |
Product lines: |  |  |  |  |  |  |  |  |
Optical Networking | $ | 695,849 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 695,849 |
Routing and Switching | 111,387 |  |  | — |  |  | — |  |  | — |  |  | 111,387 |
Platform Software and Services | — |  |  | 89,745 |  |  | — |  |  | — |  |  | 89,745 |
Blue Planet Automation Software and Services | — |  |  | — |  |  | 13,942 |  |  | — |  |  | 13,942 |
Maintenance Support and Training | — |  |  | — |  |  | — |  |  | 74,115 |  |  | 74,115 |
Installation and Deployment | — |  |  | — |  |  | — |  |  | 42,723 |  |  | 42,723 |
Consulting and Network Design | — |  |  | — |  |  | — |  |  | 9,948 |  |  | 9,948 |
Total revenue by product line | $ | 807,236 |  |  | $ | 89,745 |  |  | $ | 13,942 |  |  | $ | 126,786 |  |  | $ | 1,037,709 |
Timing of revenue recognition: |  |  |  |  |  |  |  |  |
Products and services at a point in time | $ | 807,236 |  |  | $ | 27,694 |  |  | $ | 1,069 |  |  | $ | 9,638 |  |  | $ | 845,637 |
Services transferred over time | — |  |  | 62,051 |  |  | 12,873 |  |  | 117,148 |  |  | 192,072 |
Total revenue by timing of revenue recognition | $ | 807,236 |  |  | $ | 89,745 |  |  | $ | 13,942 |  |  | $ | 126,786 |  |  | $ | 1,037,709 |
For the periods below, Ciena’s geographic distribution of revenue was as follows (in thousands):
|  | Quarter Ended |  |
|  | February 1, |  | January 27, |  |  |  |
|  | 2025 |  | 2024 |  |  |  |
Geographic distribution: |  |  |  |  |  |  |  |
Americas |  | $ | 795,632 |  |  | $ | 718,198 |  |  |  |  |
EMEA |  | 157,916 |  |  | 207,413 |  |  |  |  |
APAC |  | 118,712 |  |  | 112,098 |  |  |  |  |
Total revenue by geographic distribution |  | $ | 1,072,260 |  |  | $ | 1,037,709 |  |  |  |  |
Schedule of Contract Balances | The following table provides information about receivables, contract assets, and contract liabilities (deferred revenue) from contracts with customers (in thousands):
|  | Balance at February 1, 2025 |  | Balance at November 2, 2024
Accounts receivable, net |  | $ | 938,703 |  |  | $ | 908,597 |
Contract assets for unbilled accounts receivable, net |  | $ | 138,718 |  |  | $ | 127,919 |
Deferred revenue |  | $ | 257,277 |  |  | $ | 237,619 |
As of the dates indicated, deferred revenue is comprised of the following (in thousands):
| February 1, 2025 |  | November 2, 2024
Products | $ | 26,413 |  |  | $ | 19,017 |
Services | 230,864 |  |  | 218,602 |
Total deferred revenue | 257,277 |  |  | 237,619 |
Less current portion | (174,151) |  |  | (156,379) |
Long-term deferred revenue | $ | 83,126 |  |  | $ | 81,240 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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