Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-19-280501-index-headers.html | 2019-10-31 16:31:09 | |
| 0001193125-19-280501-index.html | 2019-10-31 16:31:09 | |
| 0001193125-19-280501.txt | 2019-10-31 16:31:09 | |
 0001193125-19-280501-xbrl.zip | 402664 | 2019-10-31 16:31:09 |
| cien-20191028.xsd | 3063 | 2019-10-31 16:31:09 |
| cien-20191028_lab.xml | 17376 | 2019-10-31 16:31:09 |
| cien-20191028_pre.xml | 10949 | 2019-10-31 16:31:09 |
| d826714d8k.htm | 48237 | 2019-10-31 16:31:09 |
| d826714d8k_htm.xml | 3252 | 2019-10-31 16:31:09 |
| d826714dex101.htm | 1320509 | 2019-10-31 16:31:09 |
| d826714dex102.htm | 67969 | 2019-10-31 16:31:09 |
| d826714dex103.htm | 164075 | 2019-10-31 16:31:09 |
| d826714dex104.htm | 165546 | 2019-10-31 16:31:09 |
| d826714dex105.htm | 63691 | 2019-10-31 16:31:09 |
| d826714dex106.htm | 155635 | 2019-10-31 16:31:09 |
| d826714dex107.htm | 275951 | 2019-10-31 16:31:09 |
| FilingSummary.xml | 1934 | 2019-10-31 16:31:09 |
| Financial_Report.xlsx | 5771 | 2019-10-31 16:31:09 |
| MetaLinks.json | 18142 | 2019-10-31 16:31:09 |
| R1.htm | 38591 | 2019-10-31 16:31:09 |
| report.css | 2767 | 2019-10-31 16:31:09 |
| Show.js | 1085 | 2019-10-31 16:31:09 |