Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001710155-20-000071-index-headers.html | 2020-10-26 16:49:29 | |
| 0001710155-20-000071-index.html | 2020-10-26 16:49:29 | |
| 0001710155-20-000071.txt | 2020-10-26 16:49:29 | |
 0001710155-20-000071-xbrl.zip | 16681 | 2020-10-26 16:49:29 |
| exhibit991-nationalvis.htm | 12019 | 2020-10-26 16:49:29 |
| eye-20201026.htm | 54035 | 2020-10-26 16:49:29 |
| eye-20201026.xsd | 2449 | 2020-10-26 16:49:29 |
| eye-20201026_cal.xml | 733 | 2020-10-26 16:49:29 |
| eye-20201026_def.xml | 1670 | 2020-10-26 16:49:29 |
| eye-20201026_htm.xml | 11217 | 2020-10-26 16:49:29 |
| eye-20201026_lab.xml | 25298 | 2020-10-26 16:49:29 |
| eye-20201026_pre.xml | 13213 | 2020-10-26 16:49:29 |
| FilingSummary.xml | 1733 | 2020-10-26 16:49:29 |
| Financial_Report.xlsx | 5480 | 2020-10-26 16:49:29 |
 image01.jpg | 29932 | 2020-10-26 16:49:29 |
| MetaLinks.json | 18043 | 2020-10-26 16:49:29 |
| R1.htm | 40171 | 2020-10-26 16:49:29 |
| report.css | 2767 | 2020-10-26 16:49:29 |
| Show.js | 1085 | 2020-10-26 16:49:29 |