Document Format Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 1 | 10-K | clf-20231231.htm iXBRL | 10-K | 3542519 |
| 2 | EX-10.42 | clf-2023123110xkex1042.htm | EX-10.42 | 10588 |
| 3 | EX-21 | clf-2023123110xkex21.htm | EX-21 | 34337 |
| 4 | EX-22 | clf-2023123110xkex22.htm | EX-22 | 35645 |
| 5 | EX-23.1 | clf-2023123110xkex231.htm | EX-23.1 | 5141 |
| 6 | EX-23.2 | clf-2023123110xkex232.htm | EX-23.2 | 8439 |
| 7 | EX-23.3 | clf-2023123110xkex233.htm | EX-23.3 | 8427 |
| 8 | EX-23.4 | clf-2023123110xkex234.htm | EX-23.4 | 8435 |
| 9 | EX-23.5 | clf-2023123110xkex235.htm | EX-23.5 | 8459 |
| 10 | EX-23.6 | clf-2023123110xkex236.htm | EX-23.6 | 8431 |
| 11 | EX-24 | clf-2023123110xkex24.htm | EX-24 | 9782 |
| 12 | EX-31.1 | clf-2023123110xkex311.htm | EX-31.1 | 10599 |
| 13 | EX-31.2 | clf-2023123110xkex312.htm | EX-31.2 | 10506 |
| 14 | EX-32.1 | clf-2023123110xkex321.htm | EX-32.1 | 6472 |
| 15 | EX-32.2 | clf-2023123110xkex322.htm | EX-32.2 | 6538 |
| 16 | EX-95 | clf-2023123110xkex95.htm | EX-95 | 100150 |
| 17 | EX-97 | clf-2023123110xkex97.htm | EX-97 | 25831 |
| 23 | clf-20231231_g1.jpg | GRAPHIC | 42668 | |
| 24 | clf-20231231_g10.jpg | GRAPHIC | 117130 | |
| 25 | clf-20231231_g11.jpg | GRAPHIC | 16255 | |
| 26 | clf-20231231_g12.jpg | GRAPHIC | 13237 | |
| 27 | clf-20231231_g13.jpg | GRAPHIC | 14997 | |
| 28 | clf-20231231_g14.jpg | GRAPHIC | 12624 | |
| 29 | clf-20231231_g15.jpg | GRAPHIC | 9108 | |
| 30 | clf-20231231_g16.jpg | GRAPHIC | 7566 | |
| 31 | clf-20231231_g17.jpg | GRAPHIC | 8862 | |
| 32 | clf-20231231_g18.jpg | GRAPHIC | 9689 | |
| 33 | clf-20231231_g2.jpg | GRAPHIC | 40200 | |
| 34 | clf-20231231_g3.jpg | GRAPHIC | 439523 | |
| 35 | clf-20231231_g4.jpg | GRAPHIC | 285932 | |
| 36 | clf-20231231_g5.jpg | GRAPHIC | 157855 | |
| 37 | clf-20231231_g6.jpg | GRAPHIC | 291477 | |
| 38 | clf-20231231_g7.jpg | GRAPHIC | 303186 | |
| 39 | clf-20231231_g8.jpg | GRAPHIC | 147906 | |
| 40 | clf-20231231_g9.jpg | GRAPHIC | 195059 | |
| 41 | slr.jpg | GRAPHIC | 8815 | |
| 42 | slr1.jpg | GRAPHIC | 8815 | |
| 43 | slr2.jpg | GRAPHIC | 8815 | |
| 44 | slr3.jpg | GRAPHIC | 8815 | |
| 45 | slr4.jpg | GRAPHIC | 8815 | |
| Complete submission text file | 0000764065-24-000038.txt | 24441202 |
Data Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 18 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | clf-20231231.xsd | EX-101.SCH | 96123 |
| 19 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | clf-20231231_cal.xml | EX-101.CAL | 153509 |
| 20 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | clf-20231231_def.xml | EX-101.DEF | 585123 |
| 21 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | clf-20231231_lab.xml | EX-101.LAB | 1353794 |
| 22 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | clf-20231231_pre.xml | EX-101.PRE | 953623 |
| 178 | EXTRACTED XBRL INSTANCE DOCUMENT | clf-20231231_htm.xml | XML | 3553343 |
EIN.: 341464672 | State of Incorp.: OH | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-08944 | Film No.: 24609141
SIC: 1000 Metal Mining
(CF Office: 01 Energy & Transportation)