Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-021176-index-headers.html | 2023-05-11 16:00:34 | |
| 0000950170-23-021176-index.html | 2023-05-11 16:00:34 | |
| 0000950170-23-021176.txt | 2023-05-11 16:00:34 | |
 0000950170-23-021176-xbrl.zip | 9765 | 2023-05-11 16:00:34 |
| FilingSummary.xml | 1699 | 2023-05-11 16:00:34 |
| Financial_Report.xlsx | 5726 | 2023-05-11 16:00:34 |
| meg-20230509.htm | 79471 | 2023-05-11 16:00:34 |
| meg-20230509.xsd | 2466 | 2023-05-11 16:00:34 |
| meg-20230509_htm.xml | 4544 | 2023-05-11 16:00:34 |
| meg-20230509_lab.xml | 12806 | 2023-05-11 16:00:34 |
| meg-20230509_pre.xml | 9452 | 2023-05-11 16:00:34 |
| MetaLinks.json | 17483 | 2023-05-11 16:00:34 |
| R1.htm | 38140 | 2023-05-11 16:00:34 |
| report.css | 2766 | 2023-05-11 16:00:34 |
| Show.js | 1084 | 2023-05-11 16:00:34 |