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| 0001718405-21-000029-index.html | 2021-03-24 07:02:48 | |
| 0001718405-21-000029.txt | 2021-03-24 07:02:48 | |
 0001718405-21-000029-xbrl.zip | 1082034 | 2021-03-24 07:02:48 |
| exhibit211-subsidiaries.htm | 6027 | 2021-03-24 07:02:48 |
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| exhibit232-consentofm3engi.htm | 13861 | 2021-03-24 07:02:48 |
| exhibit233-consentofsteven.htm | 12477 | 2021-03-24 07:02:48 |
| exhibit234-consentofsrkcon.htm | 11798 | 2021-03-24 07:02:48 |
| exhibit235-consentofrichar.htm | 10188 | 2021-03-24 07:02:48 |
| exhibit311-certificationof.htm | 9714 | 2021-03-24 07:02:48 |
| exhibit312-certificationof.htm | 9727 | 2021-03-24 07:02:48 |
| exhibit321-certificationof.htm | 4969 | 2021-03-24 07:02:48 |
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| exhibit951-minesafetydiscl.htm | 30688 | 2021-03-24 07:02:48 |
| FilingSummary.xml | 49792 | 2021-03-24 07:02:48 |
| Financial_Report.xlsx | 141755 | 2021-03-24 07:02:48 |
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| report.css | 2768 | 2021-03-24 07:02:48 |
| Show.js | 1086 | 2021-03-24 07:02:48 |