Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001062993-23-012552-index-headers.html | 2023-05-31 20:55:45 | |
| 0001062993-23-012552-index.html | 2023-05-31 20:55:45 | |
| 0001062993-23-012552.txt | 2023-05-31 20:55:45 | |
 0001062993-23-012552-xbrl.zip | 86349 | 2023-05-31 20:55:45 |
| efr-20221231.xsd | 5052 | 2023-05-31 20:55:45 |
| efr-20221231_def.xml | 16910 | 2023-05-31 20:55:45 |
| efr-20221231_lab.xml | 47727 | 2023-05-31 20:55:45 |
| efr-20221231_pre.xml | 21058 | 2023-05-31 20:55:45 |
| exhibit23-15.htm | 1474 | 2023-05-31 20:55:45 |
| exhibit31-1.htm | 15312 | 2023-05-31 20:55:45 |
| exhibit31-2.htm | 14860 | 2023-05-31 20:55:45 |
| exhibit32-1.htm | 3818 | 2023-05-31 20:55:45 |
| exhibit32-2.htm | 3812 | 2023-05-31 20:55:45 |
| exhibit99-2.htm | 709567 | 2023-05-31 20:55:45 |
 exhibit99-2xz001.jpg | 16666 | 2023-05-31 20:55:45 |
 exhibit99-2xz002.jpg | 4493 | 2023-05-31 20:55:45 |
 exhibit99-2xz003.jpg | 8519 | 2023-05-31 20:55:45 |
 exhibit99-2xz004.jpg | 8519 | 2023-05-31 20:55:45 |
 exhibit99-2xz005.jpg | 4077 | 2023-05-31 20:55:45 |
 exhibit99-2xz006.jpg | 8519 | 2023-05-31 20:55:45 |
| FilingSummary.xml | 2599 | 2023-05-31 20:55:45 |
| Financial_Report.xlsx | 8032 | 2023-05-31 20:55:45 |
| form10ka.htm | 113257 | 2023-05-31 20:55:45 |
 form10kaxz001.jpg | 5422 | 2023-05-31 20:55:45 |
| form10ka_htm.xml | 9339 | 2023-05-31 20:55:45 |
| MetaLinks.json | 32967 | 2023-05-31 20:55:45 |
| R1.htm | 65977 | 2023-05-31 20:55:45 |
| R2.htm | 7783 | 2023-05-31 20:55:45 |
| report.css | 2767 | 2023-05-31 20:55:45 |
| Show.js | 1085 | 2023-05-31 20:55:45 |