Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-019765-index-headers.html | 2023-05-09 16:32:05 | |
| 0000950170-23-019765-index.html | 2023-05-09 16:32:05 | |
| 0000950170-23-019765.txt | 2023-05-09 16:32:05 | |
 0000950170-23-019765-xbrl.zip | 34697 | 2023-05-09 16:32:05 |
| FilingSummary.xml | 1731 | 2023-05-09 16:32:05 |
| Financial_Report.xlsx | 5727 | 2023-05-09 16:32:05 |
 img136747062_0.jpg | 12942 | 2023-05-09 16:32:05 |
| meg-20230509.htm | 59091 | 2023-05-09 16:32:05 |
| meg-20230509.xsd | 2466 | 2023-05-09 16:32:05 |
| meg-20230509_htm.xml | 4544 | 2023-05-09 16:32:05 |
| meg-20230509_lab.xml | 12806 | 2023-05-09 16:32:05 |
| meg-20230509_pre.xml | 9452 | 2023-05-09 16:32:05 |
| meg-ex99_1.htm | 743225 | 2023-05-09 16:32:05 |
| MetaLinks.json | 17483 | 2023-05-09 16:32:05 |
| R1.htm | 38140 | 2023-05-09 16:32:05 |
| report.css | 2767 | 2023-05-09 16:32:05 |
| Show.js | 1085 | 2023-05-09 16:32:05 |