Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001062993-22-009020-index-headers.html | 2022-03-30 17:39:55 | |
| 0001062993-22-009020-index.html | 2022-03-30 17:39:55 | |
| 0001062993-22-009020.txt | 2022-03-30 17:39:55 | |
 0001062993-22-009020-xbrl.zip | 66708 | 2022-03-30 17:39:55 |
| efr-20211231.xsd | 5132 | 2022-03-30 17:39:55 |
| efr-20211231_def.xml | 17066 | 2022-03-30 17:39:55 |
| efr-20211231_lab.xml | 48055 | 2022-03-30 17:39:55 |
| efr-20211231_pre.xml | 21226 | 2022-03-30 17:39:55 |
| exhibit23-12.htm | 1836 | 2022-03-30 17:39:55 |
 exhibit23-12xu001.jpg | 4052 | 2022-03-30 17:39:55 |
 exhibit23-12xu002.jpg | 2615 | 2022-03-30 17:39:55 |
 exhibit23-12xu003.jpg | 12902 | 2022-03-30 17:39:55 |
| exhibit31-1.htm | 13924 | 2022-03-30 17:39:55 |
| exhibit31-2.htm | 13933 | 2022-03-30 17:39:55 |
| exhibit32-1.htm | 3824 | 2022-03-30 17:39:55 |
| exhibit32-2.htm | 3833 | 2022-03-30 17:39:55 |
| exhibit99-1.htm | 371205 | 2022-03-30 17:39:55 |
 exhibit99-1x001.jpg | 14393 | 2022-03-30 17:39:55 |
 exhibit99-1xu001.jpg | 2518 | 2022-03-30 17:39:55 |
 exhibit99-1xu002.jpg | 4144 | 2022-03-30 17:39:55 |
 exhibit99-1xu003.jpg | 4144 | 2022-03-30 17:39:55 |
 exhibit99-1xu004.jpg | 4144 | 2022-03-30 17:39:55 |
 exhibit99-1xu005.jpg | 11800 | 2022-03-30 17:39:55 |
 exhibit99-1xu006.jpg | 11800 | 2022-03-30 17:39:55 |
 exhibit99-1xu007.jpg | 11800 | 2022-03-30 17:39:55 |
| FilingSummary.xml | 2366 | 2022-03-30 17:39:55 |
| Financial_Report.xlsx | 7690 | 2022-03-30 17:39:55 |
| form10ka.htm | 137066 | 2022-03-30 17:39:55 |
 form10kaxz001.jpg | 7745 | 2022-03-30 17:39:55 |
| form10ka_htm.xml | 9669 | 2022-03-30 17:39:55 |
| MetaLinks.json | 32241 | 2022-03-30 17:39:55 |
| R1.htm | 68799 | 2022-03-30 17:39:55 |
| R2.htm | 7873 | 2022-03-30 17:39:55 |
| report.css | 2767 | 2022-03-30 17:39:55 |
| Show.js | 1085 | 2022-03-30 17:39:55 |