XML 128 R112.htm IDEA: XBRL DOCUMENT
v3.22.2.2

SHARE-BASED COMPENSATION EXPENSE - Components of Expense (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Oct. 29, 2022 | Oct. 30, 2021 | Oct. 31, 2020
Share-based compensation expense |  |  |
Share-based compensation expense capitalized in inventory, net | $ 137 | $ (72) | $ 118
Total share-based compensation | 105,131 | 84,336 | 67,758
Share-based compensation expense included in cost of goods sold |  |  |
Share-based compensation expense |  |  |
Share-based compensation expense included in operating expense | 11,400 | 8,589 | 7,035
Products |  |  |
Share-based compensation expense |  |  |
Share-based compensation expense included in operating expense | 3,867 | 3,408 | 3,182
Services |  |  |
Share-based compensation expense |  |  |
Share-based compensation expense included in operating expense | 7,533 | 5,181 | 3,853
Share-based compensation expense included in operating expense |  |  |
Share-based compensation expense |  |  |
Share-based compensation expense included in operating expense | 93,594 | 75,819 | 60,605
Research and development |  |  |
Share-based compensation expense |  |  |
Share-based compensation expense included in operating expense | 31,879 | 21,863 | 16,987
Sales and marketing |  |  |
Share-based compensation expense |  |  |
Share-based compensation expense included in operating expense | 31,280 | 25,152 | 20,194
General and administrative |  |  |
Share-based compensation expense |  |  |
Share-based compensation expense included in operating expense | $ 30,435 | $ 28,804 | $ 23,424

X
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cost capitalized for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(ii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
Name: | us-gaap_ShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationAllocationAndClassificationInFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_CostOfSalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=cien_ProductCostsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=cien_ServiceCostsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_OperatingExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_ResearchAndDevelopmentExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_SellingAndMarketingExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_GeneralAndAdministrativeExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |