Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001590714-20-000091-index-headers.html | 2020-06-19 16:16:27 | |
| 0001590714-20-000091-index.html | 2020-06-19 16:16:27 | |
| 0001590714-20-000091.txt | 2020-06-19 16:16:27 | |
 0001590714-20-000091-xbrl.zip | 264072 | 2020-06-19 16:16:27 |
| esi-20200615.htm | 89188 | 2020-06-19 16:16:27 |
| esi-20200615.xsd | 2711 | 2020-06-19 16:16:27 |
| esi-20200615_cal.xml | 755 | 2020-06-19 16:16:27 |
| esi-20200615_def.xml | 1696 | 2020-06-19 16:16:27 |
 esi-20200615_g1.jpg | 293021 | 2020-06-19 16:16:27 |
| esi-20200615_htm.xml | 11553 | 2020-06-19 16:16:27 |
| esi-20200615_lab.xml | 25595 | 2020-06-19 16:16:27 |
| esi-20200615_pre.xml | 13303 | 2020-06-19 16:16:27 |
| FilingSummary.xml | 1809 | 2020-06-19 16:16:27 |
| Financial_Report.xlsx | 5833 | 2020-06-19 16:16:27 |
 image111.jpg | 293021 | 2020-06-19 16:16:27 |
| MetaLinks.json | 18423 | 2020-06-19 16:16:27 |
| R1.htm | 40195 | 2020-06-19 16:16:27 |
| report.css | 2767 | 2020-06-19 16:16:27 |
| sbletteragreementandre.htm | 66107 | 2020-06-19 16:16:27 |
| Show.js | 1085 | 2020-06-19 16:16:27 |