Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000924168-22-000035-index-headers.html | 2022-04-29 16:33:15 | |
| 0000924168-22-000035-index.html | 2022-04-29 16:33:15 | |
| 0000924168-22-000035.txt | 2022-04-29 16:33:15 | |
 0000924168-22-000035-xbrl.zip | 10749 | 2022-04-29 16:33:15 |
| efoi-20220425.htm | 34629 | 2022-04-29 16:33:15 |
| efoi-20220425.xsd | 1920 | 2022-04-29 16:33:15 |
| efoi-20220425_htm.xml | 10834 | 2022-04-29 16:33:15 |
| efoi-20220425_lab.xml | 23832 | 2022-04-29 16:33:15 |
| efoi-20220425_pre.xml | 12520 | 2022-04-29 16:33:15 |
| FilingSummary.xml | 1611 | 2022-04-29 16:33:15 |
| Financial_Report.xlsx | 5668 | 2022-04-29 16:33:15 |
| MetaLinks.json | 16644 | 2022-04-29 16:33:15 |
| R1.htm | 38712 | 2022-04-29 16:33:15 |
| report.css | 2766 | 2022-04-29 16:33:15 |
| Show.js | 1084 | 2022-04-29 16:33:15 |