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 0000764065-20-000155-index-headers.html | 2020-04-21 06:03:12 | |
| 0000764065-20-000155-index.html | 2020-04-21 06:03:12 | |
| 0000764065-20-000155.txt | 2020-04-21 06:03:12 | |
 0000764065-20-000155-xbrl.zip | 14056 | 2020-04-21 06:03:12 |
| a20200421-8xkxex991.htm | 2039 | 2020-04-21 06:03:12 |
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 a202004218kex991001.jpg | 288210 | 2020-04-21 06:03:12 |
 a202004218kex991002.jpg | 405017 | 2020-04-21 06:03:12 |
 a202004218kex991003.jpg | 184469 | 2020-04-21 06:03:12 |
| clf-20200421.xsd | 4493 | 2020-04-21 06:03:12 |
| clf-20200421_cal.xml | 659 | 2020-04-21 06:03:12 |
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| clf-20200421_pre.xml | 14149 | 2020-04-21 06:03:12 |
| FilingSummary.xml | 1780 | 2020-04-21 06:03:12 |
| Financial_Report.xlsx | 5818 | 2020-04-21 06:03:12 |
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| R1.htm | 40158 | 2020-04-21 06:03:12 |
| report.css | 2767 | 2020-04-21 06:03:12 |
| Show.js | 1085 | 2020-04-21 06:03:12 |