Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001590714-20-000100-index-headers.html | 2020-08-04 07:03:46 | |
| 0001590714-20-000100-index.html | 2020-08-04 07:03:46 | |
| 0001590714-20-000100.txt | 2020-08-04 07:03:46 | |
 0001590714-20-000100-xbrl.zip | 280650 | 2020-08-04 07:03:46 |
| a8kearningsreleaseex99.htm | 805504 | 2020-08-04 07:03:46 |
| esi-20200804.htm | 48371 | 2020-08-04 07:03:46 |
| esi-20200804.xsd | 2711 | 2020-08-04 07:03:46 |
| esi-20200804_cal.xml | 755 | 2020-08-04 07:03:46 |
| esi-20200804_def.xml | 1696 | 2020-08-04 07:03:46 |
 esi-20200804_g1.jpg | 293021 | 2020-08-04 07:03:46 |
| esi-20200804_htm.xml | 11545 | 2020-08-04 07:03:46 |
| esi-20200804_lab.xml | 25595 | 2020-08-04 07:03:46 |
| esi-20200804_pre.xml | 13303 | 2020-08-04 07:03:46 |
| FilingSummary.xml | 1809 | 2020-08-04 07:03:46 |
| Financial_Report.xlsx | 5482 | 2020-08-04 07:03:46 |
 image11.jpg | 293021 | 2020-08-04 07:03:46 |
| MetaLinks.json | 18423 | 2020-08-04 07:03:46 |
| R1.htm | 40201 | 2020-08-04 07:03:46 |
| report.css | 2767 | 2020-08-04 07:03:46 |
| Show.js | 1085 | 2020-08-04 07:03:46 |