Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000924168-23-000083-index.html | 2023-08-10 09:01:16 | |
| 0000924168-23-000083.txt | 2023-08-10 09:01:16 | |
 0000924168-23-000083-xbrl.zip | 26556 | 2023-08-10 09:01:16 |
| efoi-20230810.htm | 28694 | 2023-08-10 09:01:16 |
| efoi-20230810.xsd | 1922 | 2023-08-10 09:01:16 |
| efoi-20230810_htm.xml | 2825 | 2023-08-10 09:01:16 |
| efoi-20230810_lab.xml | 23834 | 2023-08-10 09:01:16 |
| efoi-20230810_pre.xml | 12522 | 2023-08-10 09:01:16 |
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| ex991efoi2q2023earningsrel.htm | 275857 | 2023-08-10 09:01:16 |
| FilingSummary.xml | 1874 | 2023-08-10 09:01:16 |
| Financial_Report.xlsx | 5686 | 2023-08-10 09:01:16 |
| MetaLinks.json | 17048 | 2023-08-10 09:01:16 |
| R1.htm | 38097 | 2023-08-10 09:01:16 |
| report.css | 2767 | 2023-08-10 09:01:16 |
| Show.js | 1085 | 2023-08-10 09:01:16 |