Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000924168-22-000079-index.html | 2022-09-12 07:36:34 | |
| 0000924168-22-000079.txt | 2022-09-12 07:36:34 | |
 0000924168-22-000079-xbrl.zip | 14961 | 2022-09-12 07:36:34 |
| efoi-20220907.htm | 41558 | 2022-09-12 07:36:34 |
| efoi-20220907.xsd | 1920 | 2022-09-12 07:36:34 |
| efoi-20220907_htm.xml | 10834 | 2022-09-12 07:36:34 |
| efoi-20220907_lab.xml | 23832 | 2022-09-12 07:36:34 |
| efoi-20220907_pre.xml | 12520 | 2022-09-12 07:36:34 |
 ef_logoxtaglinelockupxcmyka.jpg | 29341 | 2022-09-12 07:36:34 |
| ex991efoi202209ceoannounce.htm | 11972 | 2022-09-12 07:36:34 |
| FilingSummary.xml | 1876 | 2022-09-12 07:36:34 |
| Financial_Report.xlsx | 5690 | 2022-09-12 07:36:34 |
| MetaLinks.json | 16644 | 2022-09-12 07:36:34 |
| R1.htm | 38108 | 2022-09-12 07:36:34 |
| report.css | 2767 | 2022-09-12 07:36:34 |
| Show.js | 1085 | 2022-09-12 07:36:34 |