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| 0001564590-18-019113-index.html | 2018-08-03 14:04:50 | |
| 0001564590-18-019113.txt | 2018-08-03 14:04:50 | |
 0001564590-18-019113-xbrl.zip | 202650 | 2018-08-03 14:04:50 |
| ecr-10q_20180630.htm | 3316488 | 2018-08-03 14:04:50 |
| ecr-10q_20180630_htm.xml | 2241416 | 2018-08-03 14:04:50 |
| ecr-20180630.xsd | 54937 | 2018-08-03 14:04:50 |
| ecr-20180630_cal.xml | 45625 | 2018-08-03 14:04:50 |
| ecr-20180630_def.xml | 196085 | 2018-08-03 14:04:50 |
| ecr-20180630_lab.xml | 428739 | 2018-08-03 14:04:50 |
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| ecr-ex311_9.htm | 15221 | 2018-08-03 14:04:50 |
| ecr-ex312_7.htm | 15223 | 2018-08-03 14:04:50 |
| ecr-ex321_8.htm | 8253 | 2018-08-03 14:04:50 |
| ecr-ex322_6.htm | 8267 | 2018-08-03 14:04:50 |
| FilingSummary.xml | 35058 | 2018-08-03 14:04:50 |
| Financial_Report.xlsx | 79171 | 2018-08-03 14:04:50 |
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| report.css | 2767 | 2018-08-03 14:04:50 |
| Show.js | 1410 | 2018-08-03 14:04:50 |