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|---|---|---|
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| 0001654954-23-014157-index.html | 2023-11-13 16:00:40 | |
| 0001654954-23-014157.txt | 2023-11-13 16:00:40 | |
 0001654954-23-014157-xbrl.zip | 107365 | 2023-11-13 16:00:40 |
| eng-20230930.xsd | 38690 | 2023-11-13 16:00:40 |
| eng-20230930_cal.xml | 40761 | 2023-11-13 16:00:40 |
| eng-20230930_def.xml | 76768 | 2023-11-13 16:00:40 |
| eng-20230930_lab.xml | 219855 | 2023-11-13 16:00:40 |
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| eng_10q.htm | 938311 | 2023-11-13 16:00:40 |
| eng_10q_htm.xml | 684979 | 2023-11-13 16:00:40 |
| eng_ex101.htm | 1620 | 2023-11-13 16:00:40 |
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| eng_ex102.htm | 1800 | 2023-11-13 16:00:40 |
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| eng_ex312.htm | 10327 | 2023-11-13 16:00:40 |
| eng_ex321.htm | 4383 | 2023-11-13 16:00:40 |
| FilingSummary.xml | 24103 | 2023-11-13 16:00:40 |
| Financial_Report.xlsx | 62274 | 2023-11-13 16:00:40 |
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| R1.htm | 53089 | 2023-11-13 16:00:40 |
| R10.htm | 19368 | 2023-11-13 16:00:40 |
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| R9.htm | 13827 | 2023-11-13 16:00:40 |
| report.css | 2767 | 2023-11-13 16:00:40 |
| Show.js | 1085 | 2023-11-13 16:00:40 |