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|---|---|---|
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| 0000924168-17-000030-index.html | 2017-05-04 08:46:45 | |
| 0000924168-17-000030.txt | 2017-05-04 08:46:45 | |
 0000924168-17-000030-xbrl.zip | 110894 | 2017-05-04 08:46:45 |
| a2017033110-qdocument.htm | 666885 | 2017-05-04 08:46:45 |
| efoi-20170331.xml | 583891 | 2017-05-04 08:46:45 |
| efoi-20170331.xsd | 28244 | 2017-05-04 08:46:45 |
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| efoi-20170331_def.xml | 95927 | 2017-05-04 08:46:45 |
| efoi-20170331_lab.xml | 444070 | 2017-05-04 08:46:45 |
| efoi-20170331_pre.xml | 250155 | 2017-05-04 08:46:45 |
| exhibit101-participationag.htm | 17414 | 2017-05-04 08:46:45 |
| exhibit31110-q.htm | 12098 | 2017-05-04 08:46:45 |
| exhibit31210-q.htm | 12134 | 2017-05-04 08:46:45 |
| exhibit32110-q.htm | 8796 | 2017-05-04 08:46:45 |
| FilingSummary.xml | 23239 | 2017-05-04 08:46:45 |
| Financial_Report.xlsx | 44035 | 2017-05-04 08:46:45 |
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| report.css | 2767 | 2017-05-04 08:46:45 |
| Show.js | 1410 | 2017-05-04 08:46:45 |