Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001654954-22-006123-index.html | 2022-05-05 16:38:09 | |
| 0001654954-22-006123.txt | 2022-05-05 16:38:09 | |
 0001654954-22-006123-xbrl.zip | 93857 | 2022-05-05 16:38:09 |
| eng-20220326.xsd | 34853 | 2022-05-05 16:38:09 |
| eng-20220326_cal.xml | 34154 | 2022-05-05 16:38:09 |
| eng-20220326_def.xml | 70315 | 2022-05-05 16:38:09 |
| eng-20220326_lab.xml | 205257 | 2022-05-05 16:38:09 |
| eng-20220326_pre.xml | 164117 | 2022-05-05 16:38:09 |
| eng_10q.htm | 658500 | 2022-05-05 16:38:09 |
| eng_10q_htm.xml | 455700 | 2022-05-05 16:38:09 |
| eng_ex311.htm | 9636 | 2022-05-05 16:38:09 |
| eng_ex312.htm | 9694 | 2022-05-05 16:38:09 |
| eng_ex321.htm | 4216 | 2022-05-05 16:38:09 |
| FilingSummary.xml | 21697 | 2022-05-05 16:38:09 |
| Financial_Report.xlsx | 48721 | 2022-05-05 16:38:09 |
| MetaLinks.json | 316885 | 2022-05-05 16:38:09 |
| R1.htm | 53911 | 2022-05-05 16:38:09 |
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| R9.htm | 9524 | 2022-05-05 16:38:09 |
| report.css | 2767 | 2022-05-05 16:38:09 |
| Show.js | 1085 | 2022-05-05 16:38:09 |