Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001019687-16-006320-index-headers.html | 2016-05-16 17:04:41 | |
| 0001019687-16-006320-index.html | 2016-05-16 17:04:41 | |
| 0001019687-16-006320.txt | 2016-05-16 17:04:41 | |
 0001019687-16-006320-xbrl.zip | 75148 | 2016-05-16 17:04:41 |
| envision_10q-033116.htm | 355510 | 2016-05-16 17:04:41 |
| envision_10q-ex3101.htm | 9558 | 2016-05-16 17:04:41 |
| envision_10q-ex3102.htm | 9816 | 2016-05-16 17:04:41 |
| envision_10q-ex3201.htm | 5923 | 2016-05-16 17:04:41 |
| envision_10q-ex3202.htm | 6085 | 2016-05-16 17:04:41 |
| evsi-20160331.xml | 294672 | 2016-05-16 17:04:41 |
| evsi-20160331.xsd | 27520 | 2016-05-16 17:04:41 |
| evsi-20160331_cal.xml | 53044 | 2016-05-16 17:04:41 |
| evsi-20160331_def.xml | 95788 | 2016-05-16 17:04:41 |
| evsi-20160331_lab.xml | 199829 | 2016-05-16 17:04:41 |
| evsi-20160331_pre.xml | 174427 | 2016-05-16 17:04:41 |
| FilingSummary.xml | 24759 | 2016-05-16 17:04:41 |
| Financial_Report.xlsx | 56813 | 2016-05-16 17:04:41 |
| R1.htm | 25634 | 2016-05-16 17:04:41 |
| R10.htm | 10840 | 2016-05-16 17:04:41 |
| R11.htm | 9808 | 2016-05-16 17:04:41 |
| R12.htm | 33827 | 2016-05-16 17:04:41 |
| R13.htm | 6573 | 2016-05-16 17:04:41 |
| R14.htm | 8094 | 2016-05-16 17:04:41 |
| R15.htm | 9301 | 2016-05-16 17:04:41 |
| R16.htm | 14640 | 2016-05-16 17:04:41 |
| R17.htm | 9378 | 2016-05-16 17:04:41 |
| R18.htm | 11204 | 2016-05-16 17:04:41 |
| R19.htm | 5592 | 2016-05-16 17:04:41 |
| R2.htm | 83450 | 2016-05-16 17:04:41 |
| R20.htm | 75009 | 2016-05-16 17:04:41 |
| R21.htm | 8246 | 2016-05-16 17:04:41 |
| R22.htm | 10872 | 2016-05-16 17:04:41 |
| R23.htm | 10377 | 2016-05-16 17:04:41 |
| R24.htm | 24535 | 2016-05-16 17:04:41 |
| R25.htm | 16353 | 2016-05-16 17:04:41 |
| R26.htm | 15127 | 2016-05-16 17:04:41 |
| R27.htm | 16318 | 2016-05-16 17:04:41 |
| R28.htm | 13496 | 2016-05-16 17:04:41 |
| R29.htm | 18953 | 2016-05-16 17:04:41 |
| R3.htm | 10757 | 2016-05-16 17:04:41 |
| R30.htm | 23781 | 2016-05-16 17:04:41 |
| R31.htm | 6971 | 2016-05-16 17:04:41 |
| R32.htm | 8285 | 2016-05-16 17:04:41 |
| R33.htm | 7185 | 2016-05-16 17:04:41 |
| R34.htm | 9677 | 2016-05-16 17:04:41 |
| R35.htm | 19473 | 2016-05-16 17:04:41 |
| R36.htm | 7935 | 2016-05-16 17:04:41 |
| R37.htm | 20774 | 2016-05-16 17:04:41 |
| R38.htm | 30785 | 2016-05-16 17:04:41 |
| R39.htm | 31163 | 2016-05-16 17:04:41 |
| R4.htm | 37048 | 2016-05-16 17:04:41 |
| R40.htm | 29489 | 2016-05-16 17:04:41 |
| R5.htm | 4608 | 2016-05-16 17:04:41 |
| R6.htm | 89170 | 2016-05-16 17:04:41 |
| R7.htm | 40163 | 2016-05-16 17:04:41 |
| R8.htm | 7742 | 2016-05-16 17:04:41 |
| R9.htm | 10882 | 2016-05-16 17:04:41 |
| report.css | 2767 | 2016-05-16 17:04:41 |
| Show.js | 1410 | 2016-05-16 17:04:41 |