Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-011624-index-headers.html | 2022-06-14 16:20:59 | |
| 0000950170-22-011624-index.html | 2022-06-14 16:20:59 | |
| 0000950170-22-011624.txt | 2022-06-14 16:20:59 | |
 0000950170-22-011624-xbrl.zip | 11331 | 2022-06-14 16:20:59 |
| FilingSummary.xml | 1731 | 2022-06-14 16:20:59 |
| Financial_Report.xlsx | 5693 | 2022-06-14 16:20:59 |
| meg-20220614.htm | 52697 | 2022-06-14 16:20:59 |
| meg-20220614.xsd | 2466 | 2022-06-14 16:20:59 |
| meg-20220614_htm.xml | 4544 | 2022-06-14 16:20:59 |
| meg-20220614_lab.xml | 12798 | 2022-06-14 16:20:59 |
| meg-20220614_pre.xml | 9452 | 2022-06-14 16:20:59 |
| meg-ex99_1.htm | 12777 | 2022-06-14 16:20:59 |
| MetaLinks.json | 16943 | 2022-06-14 16:20:59 |
| R1.htm | 38740 | 2022-06-14 16:20:59 |
| report.css | 2767 | 2022-06-14 16:20:59 |
| Show.js | 1084 | 2022-06-14 16:20:59 |