Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001019687-16-007219-index-headers.html | 2016-08-15 07:54:44 | |
| 0001019687-16-007219-index.html | 2016-08-15 07:54:44 | |
| 0001019687-16-007219.txt | 2016-08-15 07:54:44 | |
 0001019687-16-007219-xbrl.zip | 77610 | 2016-08-15 07:54:44 |
| envision_10q-063016.htm | 356888 | 2016-08-15 07:54:44 |
| envision_10q-ex3101.htm | 9114 | 2016-08-15 07:54:44 |
| envision_10q-ex3102.htm | 9175 | 2016-08-15 07:54:44 |
| envision_10q-ex3201.htm | 4312 | 2016-08-15 07:54:44 |
| envision_10q-ex3202.htm | 4266 | 2016-08-15 07:54:44 |
| evsi-20160630.xml | 295586 | 2016-08-15 07:54:44 |
| evsi-20160630.xsd | 29772 | 2016-08-15 07:54:44 |
| evsi-20160630_cal.xml | 54152 | 2016-08-15 07:54:44 |
| evsi-20160630_def.xml | 103093 | 2016-08-15 07:54:44 |
| evsi-20160630_lab.xml | 215083 | 2016-08-15 07:54:44 |
| evsi-20160630_pre.xml | 182461 | 2016-08-15 07:54:44 |
| FilingSummary.xml | 25546 | 2016-08-15 07:54:44 |
| Financial_Report.xlsx | 57882 | 2016-08-15 07:54:44 |
| R1.htm | 25634 | 2016-08-15 07:54:44 |
| R10.htm | 10672 | 2016-08-15 07:54:44 |
| R11.htm | 9603 | 2016-08-15 07:54:44 |
| R12.htm | 33041 | 2016-08-15 07:54:44 |
| R13.htm | 6345 | 2016-08-15 07:54:44 |
| R14.htm | 8085 | 2016-08-15 07:54:44 |
| R15.htm | 10048 | 2016-08-15 07:54:44 |
| R16.htm | 14509 | 2016-08-15 07:54:44 |
| R17.htm | 9547 | 2016-08-15 07:54:44 |
| R18.htm | 10836 | 2016-08-15 07:54:44 |
| R19.htm | 5594 | 2016-08-15 07:54:44 |
| R2.htm | 83452 | 2016-08-15 07:54:44 |
| R20.htm | 73137 | 2016-08-15 07:54:44 |
| R21.htm | 8496 | 2016-08-15 07:54:44 |
| R22.htm | 10960 | 2016-08-15 07:54:44 |
| R23.htm | 10377 | 2016-08-15 07:54:44 |
| R24.htm | 25644 | 2016-08-15 07:54:44 |
| R25.htm | 11374 | 2016-08-15 07:54:44 |
| R26.htm | 15127 | 2016-08-15 07:54:44 |
| R27.htm | 17000 | 2016-08-15 07:54:44 |
| R28.htm | 14848 | 2016-08-15 07:54:44 |
| R29.htm | 18954 | 2016-08-15 07:54:44 |
| R3.htm | 10769 | 2016-08-15 07:54:44 |
| R30.htm | 22844 | 2016-08-15 07:54:44 |
| R31.htm | 6971 | 2016-08-15 07:54:44 |
| R32.htm | 8285 | 2016-08-15 07:54:44 |
| R33.htm | 7185 | 2016-08-15 07:54:44 |
| R34.htm | 9677 | 2016-08-15 07:54:44 |
| R35.htm | 19999 | 2016-08-15 07:54:44 |
| R36.htm | 7935 | 2016-08-15 07:54:44 |
| R37.htm | 20774 | 2016-08-15 07:54:44 |
| R38.htm | 5474 | 2016-08-15 07:54:44 |
| R39.htm | 42842 | 2016-08-15 07:54:44 |
| R4.htm | 38673 | 2016-08-15 07:54:44 |
| R40.htm | 38134 | 2016-08-15 07:54:44 |
| R41.htm | 32884 | 2016-08-15 07:54:44 |
| R5.htm | 4620 | 2016-08-15 07:54:44 |
| R6.htm | 91658 | 2016-08-15 07:54:44 |
| R7.htm | 38852 | 2016-08-15 07:54:44 |
| R8.htm | 7729 | 2016-08-15 07:54:44 |
| R9.htm | 10887 | 2016-08-15 07:54:44 |
| report.css | 2767 | 2016-08-15 07:54:44 |
| Show.js | 1410 | 2016-08-15 07:54:44 |