Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-011839-index-headers.html | 2022-06-21 07:14:04 | |
| 0000950170-22-011839-index.html | 2022-06-21 07:14:04 | |
| 0000950170-22-011839.txt | 2022-06-21 07:14:04 | |
 0000950170-22-011839-xbrl.zip | 12210 | 2022-06-21 07:14:04 |
| FilingSummary.xml | 1722 | 2022-06-21 07:14:04 |
| Financial_Report.xlsx | 5696 | 2022-06-21 07:14:04 |
 img163251054_0.jpg | 34134 | 2022-06-21 07:14:04 |
| md-20220621.htm | 57266 | 2022-06-21 07:14:04 |
| md-20220621.xsd | 2457 | 2022-06-21 07:14:04 |
| md-20220621_htm.xml | 4504 | 2022-06-21 07:14:04 |
| md-20220621_lab.xml | 12798 | 2022-06-21 07:14:04 |
| md-20220621_pre.xml | 9447 | 2022-06-21 07:14:04 |
| md-ex99_1.htm | 17728 | 2022-06-21 07:14:04 |
| MetaLinks.json | 16887 | 2022-06-21 07:14:04 |
| R1.htm | 38546 | 2022-06-21 07:14:04 |
| report.css | 2767 | 2022-06-21 07:14:04 |
| Show.js | 1085 | 2022-06-21 07:14:04 |