Document Format Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 1 | 10-K | efr-20221231.htm iXBRL | 10-K | 4053698 |
| 2 | EX-4.2 | efr12312022-ex42.htm | EX-4.2 | 6468 |
| 3 | EX-21.1 | efr12312022-ex211.htm | EX-21.1 | 800 |
| 4 | EX-23.1 | efr12312022-ex231.htm | EX-23.1 | 2511 |
| 5 | EX-23.2 | efr12312022-ex232.htm | EX-23.2 | 5846 |
| 6 | EX-23.3 | efr12312022-ex233.htm | EX-23.3 | 5529 |
| 7 | EX-23.4 | efr12312022-ex234.htm | EX-23.4 | 5468 |
| 8 | EX-23.5 | efr12312022-ex235.htm | EX-23.5 | 5407 |
| 9 | EX-23.6 | efr12312022-ex236.htm | EX-23.6 | 6340 |
| 10 | EX-23.7 | efr12312022-ex237.htm | EX-23.7 | 5402 |
| 11 | EX-23.8 | efr12312022-ex238.htm | EX-23.8 | 5595 |
| 12 | EX-23.9 | efr12312022-ex239.htm | EX-23.9 | 4663 |
| 13 | EX-23.10 | efr12312022-ex2310.htm | EX-23.10 | 6277 |
| 14 | EX-23.11 | efr12312022-ex2311.htm | EX-23.11 | 5316 |
| 15 | EX-23.12 | efr12312022-ex2312.htm | EX-23.12 | 5028 |
| 16 | EX-23.13 | efr12312022-ex2313.htm | EX-23.13 | 5065 |
| 17 | EX-31.1 | efr12312022-ex311.htm | EX-31.1 | 20673 |
| 18 | EX-31.2 | efr12312022-ex312.htm | EX-31.2 | 20681 |
| 19 | EX-32.1 | efr12312022-ex321.htm | EX-32.1 | 7198 |
| 20 | EX-32.2 | efr12312022-ex322.htm | EX-32.2 | 7220 |
| 21 | EX-95.1 | efr12312022-ex951.htm | EX-95.1 | 43074 |
| 27 | efr-20221231_g1.jpg | GRAPHIC | 24443 | |
| 28 | efr-20221231_g10.jpg | GRAPHIC | 300409 | |
| 29 | efr-20221231_g11.jpg | GRAPHIC | 144943 | |
| 30 | efr-20221231_g12.jpg | GRAPHIC | 307679 | |
| 31 | efr-20221231_g13.jpg | GRAPHIC | 228422 | |
| 32 | efr-20221231_g14.jpg | GRAPHIC | 278493 | |
| 33 | efr-20221231_g15.jpg | GRAPHIC | 335745 | |
| 34 | efr-20221231_g16.jpg | GRAPHIC | 361901 | |
| 35 | efr-20221231_g17.jpg | GRAPHIC | 278631 | |
| 36 | efr-20221231_g18.jpg | GRAPHIC | 413523 | |
| 37 | efr-20221231_g19.jpg | GRAPHIC | 261087 | |
| 38 | efr-20221231_g2.jpg | GRAPHIC | 72393 | |
| 39 | efr-20221231_g20.jpg | GRAPHIC | 205486 | |
| 40 | efr-20221231_g21.jpg | GRAPHIC | 335966 | |
| 41 | efr-20221231_g22.jpg | GRAPHIC | 401965 | |
| 42 | efr-20221231_g23.jpg | GRAPHIC | 234474 | |
| 43 | efr-20221231_g24.jpg | GRAPHIC | 169514 | |
| 44 | efr-20221231_g25.jpg | GRAPHIC | 76012 | |
| 45 | efr-20221231_g3.jpg | GRAPHIC | 77277 | |
| 46 | efr-20221231_g4.jpg | GRAPHIC | 555667 | |
| 47 | efr-20221231_g5.jpg | GRAPHIC | 336581 | |
| 48 | efr-20221231_g6.jpg | GRAPHIC | 306187 | |
| 49 | efr-20221231_g7.jpg | GRAPHIC | 324852 | |
| 50 | efr-20221231_g8.jpg | GRAPHIC | 550001 | |
| 51 | efr-20221231_g9.jpg | GRAPHIC | 361901 | |
| 52 | efriheading1.jpg | GRAPHIC | 17851 | |
| 53 | efriheadingb.jpg | GRAPHIC | 17851 | |
| 54 | entityorganizationchart_fea.jpg | GRAPHIC | 315177 | |
| 55 | slrfooting1a.jpg | GRAPHIC | 10977 | |
| 56 | slrfooting2a.jpg | GRAPHIC | 10977 | |
| 57 | slrfooting3a.jpg | GRAPHIC | 10977 | |
| 58 | slrfooting4a.jpg | GRAPHIC | 10977 | |
| 59 | slrfooting5a.jpg | GRAPHIC | 10977 | |
| 60 | slrfooting6a.jpg | GRAPHIC | 10977 | |
| 61 | slrfooting7.jpg | GRAPHIC | 10977 | |
| 62 | slrfootingb.jpg | GRAPHIC | 10977 | |
| 63 | slrheading1a.jpg | GRAPHIC | 27826 | |
| 64 | slrheading2a.jpg | GRAPHIC | 27826 | |
| 65 | slrheading3a.jpg | GRAPHIC | 27826 | |
| 66 | slrheading4a.jpg | GRAPHIC | 27826 | |
| 67 | slrheading5a.jpg | GRAPHIC | 27826 | |
| 68 | slrheading6a.jpg | GRAPHIC | 27826 | |
| 69 | slrheading7.jpg | GRAPHIC | 27826 | |
| 70 | slrheadingb.jpg | GRAPHIC | 27826 | |
| Complete submission text file | 0001385849-23-000005.txt | 32799780 |
Data Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 22 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | efr-20221231.xsd | EX-101.SCH | 85048 |
| 23 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | efr-20221231_cal.xml | EX-101.CAL | 86160 |
| 24 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | efr-20221231_def.xml | EX-101.DEF | 360916 |
| 25 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | efr-20221231_lab.xml | EX-101.LAB | 879656 |
| 26 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | efr-20221231_pre.xml | EX-101.PRE | 573928 |
| 148 | EXTRACTED XBRL INSTANCE DOCUMENT | efr-20221231_htm.xml | XML | 2006826 |
EIN.: 000000000 | State of Incorp.: A6 | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-36204 | Film No.: 23716531
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)