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| 0001564590-17-009083-index.html | 2017-05-05 16:07:25 | |
| 0001564590-17-009083.txt | 2017-05-05 16:07:25 | |
 0001564590-17-009083-xbrl.zip | 149104 | 2017-05-05 16:07:25 |
| esl-10q_20170331.htm | 2843471 | 2017-05-05 16:07:25 |
| esl-20170331.xml | 3042683 | 2017-05-05 16:07:25 |
| esl-20170331.xsd | 43369 | 2017-05-05 16:07:25 |
| esl-20170331_cal.xml | 82573 | 2017-05-05 16:07:25 |
| esl-20170331_def.xml | 172792 | 2017-05-05 16:07:25 |
| esl-20170331_lab.xml | 397882 | 2017-05-05 16:07:25 |
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| esl-ex312_8.htm | 19081 | 2017-05-05 16:07:25 |
| esl-ex321_9.htm | 8592 | 2017-05-05 16:07:25 |
| esl-ex322_11.htm | 8864 | 2017-05-05 16:07:25 |
| FilingSummary.xml | 30287 | 2017-05-05 16:07:25 |
| Financial_Report.xlsx | 64087 | 2017-05-05 16:07:25 |
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| report.css | 2767 | 2017-05-05 16:07:25 |
| Show.js | 1410 | 2017-05-05 16:07:25 |