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| 0001564590-18-010978-index.html | 2018-05-04 16:01:39 | |
| 0001564590-18-010978.txt | 2018-05-04 16:01:39 | |
 0001564590-18-010978-xbrl.zip | 155332 | 2018-05-04 16:01:39 |
| esl-10q_20180330.htm | 3540148 | 2018-05-04 16:01:39 |
| esl-20180330.xml | 3080061 | 2018-05-04 16:01:39 |
| esl-20180330.xsd | 47391 | 2018-05-04 16:01:39 |
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| esl-ex322_10.htm | 8579 | 2018-05-04 16:01:39 |
| FilingSummary.xml | 32003 | 2018-05-04 16:01:39 |
| Financial_Report.xlsx | 68518 | 2018-05-04 16:01:39 |
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| report.css | 2767 | 2018-05-04 16:01:39 |
| Show.js | 1410 | 2018-05-04 16:01:39 |