Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000924168-21-000057-index-headers.html | 2021-12-23 07:27:59 | |
| 0000924168-21-000057-index.html | 2021-12-23 07:27:59 | |
| 0000924168-21-000057.txt | 2021-12-23 07:27:59 | |
 0000924168-21-000057-xbrl.zip | 10828 | 2021-12-23 07:27:59 |
| efoi-20211221.htm | 34277 | 2021-12-23 07:27:59 |
| efoi-20211221.xsd | 1920 | 2021-12-23 07:27:59 |
| efoi-20211221_htm.xml | 10834 | 2021-12-23 07:27:59 |
| efoi-20211221_lab.xml | 23832 | 2021-12-23 07:27:59 |
| efoi-20211221_pre.xml | 12520 | 2021-12-23 07:27:59 |
| FilingSummary.xml | 1601 | 2021-12-23 07:27:59 |
| Financial_Report.xlsx | 5669 | 2021-12-23 07:27:59 |
| MetaLinks.json | 16645 | 2021-12-23 07:27:59 |
| R1.htm | 38580 | 2021-12-23 07:27:59 |
| report.css | 2766 | 2021-12-23 07:27:59 |
| Show.js | 1084 | 2021-12-23 07:27:59 |