Parent Directory| Name | Size | Last Modified |
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| 0001654954-23-009227-index.html | 2023-07-17 07:02:11 | |
| 0001654954-23-009227.txt | 2023-07-17 07:02:11 | |
 0001654954-23-009227-xbrl.zip | 9471 | 2023-07-17 07:02:11 |
| eng-20230712.xsd | 5712 | 2023-07-17 07:02:11 |
| eng-20230712_cal.xml | 895 | 2023-07-17 07:02:11 |
| eng-20230712_def.xml | 2096 | 2023-07-17 07:02:11 |
| eng-20230712_lab.xml | 14667 | 2023-07-17 07:02:11 |
| eng-20230712_pre.xml | 9272 | 2023-07-17 07:02:11 |
| eng_8k.htm | 25106 | 2023-07-17 07:02:11 |
| eng_8k_htm.xml | 3610 | 2023-07-17 07:02:11 |
| FilingSummary.xml | 1646 | 2023-07-17 07:02:11 |
| Financial_Report.xlsx | 5694 | 2023-07-17 07:02:11 |
| MetaLinks.json | 17469 | 2023-07-17 07:02:11 |
| R1.htm | 39597 | 2023-07-17 07:02:11 |
| report.css | 2767 | 2023-07-17 07:02:11 |
| Show.js | 1085 | 2023-07-17 07:02:11 |