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|---|---|---|
 0001062993-24-008313-index-headers.html | 2024-04-11 20:53:54 | |
| 0001062993-24-008313-index.html | 2024-04-11 20:53:54 | |
| 0001062993-24-008313.txt | 2024-04-11 20:53:54 | |
 0001062993-24-008313-xbrl.zip | 1092727 | 2024-04-11 20:53:54 |
| efr-20231231.xsd | 7110 | 2024-04-11 20:53:54 |
| efr-20231231_def.xml | 6114 | 2024-04-11 20:53:54 |
| efr-20231231_lab.xml | 21403 | 2024-04-11 20:53:54 |
| efr-20231231_pre.xml | 6375 | 2024-04-11 20:53:54 |
| FilingSummary.xml | 2726 | 2024-04-11 20:53:54 |
| Financial_Report.xlsx | 14723 | 2024-04-11 20:53:54 |
| formpre14a.htm | 1851324 | 2024-04-11 20:53:54 |
 formpre14axu001.jpg | 22580 | 2024-04-11 20:53:54 |
 formpre14axu002.jpg | 163949 | 2024-04-11 20:53:54 |
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 formpre14axz001.jpg | 4866 | 2024-04-11 20:53:54 |
 formpre14axz002.jpg | 70040 | 2024-04-11 20:53:54 |
 formpre14axz003.jpg | 41914 | 2024-04-11 20:53:54 |
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 formpre14axz006.jpg | 4051 | 2024-04-11 20:53:54 |
 formpre14axz007.jpg | 39984 | 2024-04-11 20:53:54 |
 formpre14axz011.jpg | 257907 | 2024-04-11 20:53:54 |
| formpre14a_htm.xml | 335295 | 2024-04-11 20:53:54 |
| MetaLinks.json | 187782 | 2024-04-11 20:53:54 |
| R1.htm | 10843 | 2024-04-11 20:53:54 |
| R2.htm | 327343 | 2024-04-11 20:53:54 |
| report.css | 2767 | 2024-04-11 20:53:54 |
| Show.js | 1085 | 2024-04-11 20:53:54 |