Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000924168-17-000060-index-headers.html | 2017-08-09 08:32:41 | |
| 0000924168-17-000060-index.html | 2017-08-09 08:32:41 | |
| 0000924168-17-000060.txt | 2017-08-09 08:32:41 | |
 0000924168-17-000060-xbrl.zip | 122697 | 2017-08-09 08:32:41 |
| a2017063010-qdocument.htm | 854663 | 2017-08-09 08:32:41 |
| a20170630exhibit31110-q.htm | 12197 | 2017-08-09 08:32:41 |
| a20170630exhibit31210-q.htm | 12233 | 2017-08-09 08:32:41 |
| a20170630exhibit32110-q.htm | 11096 | 2017-08-09 08:32:41 |
| efoi-20170630.xml | 781523 | 2017-08-09 08:32:41 |
| efoi-20170630.xsd | 28888 | 2017-08-09 08:32:41 |
| efoi-20170630_cal.xml | 66366 | 2017-08-09 08:32:41 |
| efoi-20170630_def.xml | 102649 | 2017-08-09 08:32:41 |
| efoi-20170630_lab.xml | 462966 | 2017-08-09 08:32:41 |
| efoi-20170630_pre.xml | 258742 | 2017-08-09 08:32:41 |
| FilingSummary.xml | 23240 | 2017-08-09 08:32:41 |
| Financial_Report.xlsx | 46632 | 2017-08-09 08:32:41 |
| R1.htm | 20242 | 2017-08-09 08:32:41 |
| R10.htm | 49547 | 2017-08-09 08:32:41 |
| R11.htm | 6454 | 2017-08-09 08:32:41 |
| R12.htm | 14811 | 2017-08-09 08:32:41 |
| R13.htm | 25893 | 2017-08-09 08:32:41 |
| R14.htm | 27265 | 2017-08-09 08:32:41 |
| R15.htm | 89911 | 2017-08-09 08:32:41 |
| R16.htm | 5758 | 2017-08-09 08:32:41 |
| R17.htm | 39975 | 2017-08-09 08:32:41 |
| R18.htm | 61829 | 2017-08-09 08:32:41 |
| R19.htm | 39545 | 2017-08-09 08:32:41 |
| R2.htm | 76437 | 2017-08-09 08:32:41 |
| R20.htm | 15553 | 2017-08-09 08:32:41 |
| R21.htm | 23362 | 2017-08-09 08:32:41 |
| R22.htm | 23021 | 2017-08-09 08:32:41 |
| R23.htm | 95031 | 2017-08-09 08:32:41 |
| R24.htm | 49997 | 2017-08-09 08:32:41 |
| R25.htm | 22189 | 2017-08-09 08:32:41 |
| R26.htm | 12682 | 2017-08-09 08:32:41 |
| R27.htm | 36520 | 2017-08-09 08:32:41 |
| R28.htm | 25086 | 2017-08-09 08:32:41 |
| R29.htm | 4416 | 2017-08-09 08:32:41 |
| R3.htm | 21377 | 2017-08-09 08:32:41 |
| R30.htm | 12345 | 2017-08-09 08:32:41 |
| R31.htm | 43858 | 2017-08-09 08:32:41 |
| R32.htm | 10646 | 2017-08-09 08:32:41 |
| R33.htm | 8256 | 2017-08-09 08:32:41 |
| R34.htm | 18607 | 2017-08-09 08:32:41 |
| R35.htm | 19946 | 2017-08-09 08:32:41 |
| R36.htm | 59464 | 2017-08-09 08:32:41 |
| R37.htm | 30653 | 2017-08-09 08:32:41 |
| R4.htm | 76189 | 2017-08-09 08:32:41 |
| R5.htm | 12684 | 2017-08-09 08:32:41 |
| R6.htm | 33468 | 2017-08-09 08:32:41 |
| R7.htm | 92963 | 2017-08-09 08:32:41 |
| R8.htm | 6514 | 2017-08-09 08:32:41 |
| R9.htm | 93999 | 2017-08-09 08:32:41 |
| report.css | 2767 | 2017-08-09 08:32:41 |
| Show.js | 1410 | 2017-08-09 08:32:41 |