Document and Entity Information
Document and Entity Information | Oct. 28, 2019 |
Cover [Abstract] | |
Entity Registrant Name | CIENA CORP |
Amendment Flag | false |
Entity Central Index Key | 0000936395 |
Document Type | 8-K |
Document Period End Date | Oct. 28, 2019 |
Entity File Number | 001-36250 |
Entity Incorporation State Country Code | DE |
Entity Tax Identification Number | 23-2725311 |
Entity Address, Address Line One | 7035 Ridge Road |
Entity Address, City or Town | Hanover |
Entity Address, State or Province | MD |
Entity Address, Postal Zip Code | 21076 |
City Area Code | (410) |
Local Phone Number | 694-5700 |
Written Communications | false |
Soliciting Material | false |
Pre Commencement Tender Offer | false |
Pre Commencement Issuer Tender Offer | false |
Security 12b Title | Common stock, $0.01 par value |
Trading Symbol | CIEN |
Security Exchange Name | NYSE |
Entity Emerging Growth Company | false |