Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001590714-19-000152-index-headers.html | 2019-11-07 07:05:39 | |
| 0001590714-19-000152-index.html | 2019-11-07 07:05:39 | |
| 0001590714-19-000152.txt | 2019-11-07 07:05:39 | |
 0001590714-19-000152-xbrl.zip | 280731 | 2019-11-07 07:05:39 |
| a8kearningsreleaseex99.htm | 835437 | 2019-11-07 07:05:39 |
| esi-20191107.htm | 48975 | 2019-11-07 07:05:39 |
| esi-20191107.xsd | 2852 | 2019-11-07 07:05:39 |
| esi-20191107_cal.xml | 755 | 2019-11-07 07:05:39 |
| esi-20191107_def.xml | 1719 | 2019-11-07 07:05:39 |
 esi-20191107_g1.jpg | 293021 | 2019-11-07 07:05:39 |
| esi-20191107_htm.xml | 11545 | 2019-11-07 07:05:39 |
| esi-20191107_lab.xml | 26480 | 2019-11-07 07:05:39 |
| esi-20191107_pre.xml | 13815 | 2019-11-07 07:05:39 |
| FilingSummary.xml | 1809 | 2019-11-07 07:05:39 |
| Financial_Report.xlsx | 5825 | 2019-11-07 07:05:39 |
 image11.jpg | 293021 | 2019-11-07 07:05:39 |
| MetaLinks.json | 19533 | 2019-11-07 07:05:39 |
| R1.htm | 40196 | 2019-11-07 07:05:39 |
| report.css | 2767 | 2019-11-07 07:05:39 |
| Show.js | 1085 | 2019-11-07 07:05:39 |