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| 0001683168-18-001277-index.html | 2018-05-11 18:54:03 | |
| 0001683168-18-001277.txt | 2018-05-11 18:54:03 | |
 0001683168-18-001277-xbrl.zip | 71500 | 2018-05-11 18:54:03 |
| envision_10q-033118.htm | 355825 | 2018-05-11 18:54:03 |
| envision_ex3101.htm | 9411 | 2018-05-11 18:54:03 |
| envision_ex3102.htm | 9399 | 2018-05-11 18:54:03 |
| envision_ex3201.htm | 4850 | 2018-05-11 18:54:03 |
| envision_ex3202.htm | 4852 | 2018-05-11 18:54:03 |
| evsi-20180331.xml | 315624 | 2018-05-11 18:54:03 |
| evsi-20180331.xsd | 30121 | 2018-05-11 18:54:03 |
| evsi-20180331_cal.xml | 50567 | 2018-05-11 18:54:03 |
| evsi-20180331_def.xml | 108501 | 2018-05-11 18:54:03 |
| evsi-20180331_lab.xml | 190882 | 2018-05-11 18:54:03 |
| evsi-20180331_pre.xml | 181893 | 2018-05-11 18:54:03 |
| FilingSummary.xml | 27919 | 2018-05-11 18:54:03 |
| Financial_Report.xlsx | 56354 | 2018-05-11 18:54:03 |
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| report.css | 2767 | 2018-05-11 18:54:03 |
| Show.js | 1410 | 2018-05-11 18:54:03 |