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 0001437749-19-005913-index-headers.html | 2019-03-28 16:05:46 | |
| 0001437749-19-005913-index.html | 2019-03-28 16:05:46 | |
| 0001437749-19-005913.txt | 2019-03-28 16:05:46 | |
 0001437749-19-005913-xbrl.zip | 208135 | 2019-03-28 16:05:46 |
 a1.jpg | 3487 | 2019-03-28 16:05:46 |
| ensv-20181231.xml | 1604559 | 2019-03-28 16:05:46 |
| ensv-20181231.xsd | 80671 | 2019-03-28 16:05:46 |
| ensv-20181231_cal.xml | 70299 | 2019-03-28 16:05:46 |
| ensv-20181231_def.xml | 600970 | 2019-03-28 16:05:46 |
| ensv-20181231_lab.xml | 549425 | 2019-03-28 16:05:46 |
| ensv-20181231_pre.xml | 637746 | 2019-03-28 16:05:46 |
| ensv20181231b_10k.htm | 1569410 | 2019-03-28 16:05:46 |
| ex_134331.htm | 9960 | 2019-03-28 16:05:46 |
| ex_134332.htm | 13302 | 2019-03-28 16:05:46 |
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| ex_139278.htm | 1963 | 2019-03-28 16:05:46 |
| FilingSummary.xml | 44061 | 2019-03-28 16:05:46 |
| Financial_Report.xlsx | 82368 | 2019-03-28 16:05:46 |
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| report.css | 2767 | 2019-03-28 16:05:46 |
| Show.js | 1085 | 2019-03-28 16:05:46 |
 updatedenservcomap.jpg | 64273 | 2019-03-28 16:05:46 |