Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000764065-20-000228-index-headers.html | 2020-10-23 07:15:44 | |
| 0000764065-20-000228-index.html | 2020-10-23 07:15:44 | |
| 0000764065-20-000228.txt | 2020-10-23 07:15:44 | |
 0000764065-20-000228-xbrl.zip | 31918 | 2020-10-23 07:15:44 |
 clevelandcliffsincrepo1.jpg | 280827 | 2020-10-23 07:15:44 |
| clf-20201023.htm | 50805 | 2020-10-23 07:15:44 |
| clf-20201023.xsd | 2464 | 2020-10-23 07:15:44 |
| clf-20201023_cal.xml | 747 | 2020-10-23 07:15:44 |
| clf-20201023_def.xml | 1688 | 2020-10-23 07:15:44 |
| clf-20201023_htm.xml | 11554 | 2020-10-23 07:15:44 |
| clf-20201023_lab.xml | 25298 | 2020-10-23 07:15:44 |
| clf-20201023_pre.xml | 13227 | 2020-10-23 07:15:44 |
| clf-20209308xkex991.htm | 378045 | 2020-10-23 07:15:44 |
| FilingSummary.xml | 1743 | 2020-10-23 07:15:44 |
| Financial_Report.xlsx | 5468 | 2020-10-23 07:15:44 |
| MetaLinks.json | 18172 | 2020-10-23 07:15:44 |
| R1.htm | 40163 | 2020-10-23 07:15:44 |
| report.css | 2767 | 2020-10-23 07:15:44 |
| Show.js | 1085 | 2020-10-23 07:15:44 |