Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-014467-index-headers.html | 2022-08-04 07:13:21 | |
| 0000950170-22-014467-index.html | 2022-08-04 07:13:21 | |
| 0000950170-22-014467.txt | 2022-08-04 07:13:21 | |
 0000950170-22-014467-xbrl.zip | 27699 | 2022-08-04 07:13:21 |
| FilingSummary.xml | 1722 | 2022-08-04 07:13:21 |
| Financial_Report.xlsx | 5749 | 2022-08-04 07:13:21 |
 img163251054_0.jpg | 165729 | 2022-08-04 07:13:21 |
| md-20220804.htm | 51811 | 2022-08-04 07:13:21 |
| md-20220804.xsd | 2457 | 2022-08-04 07:13:21 |
| md-20220804_htm.xml | 4747 | 2022-08-04 07:13:21 |
| md-20220804_lab.xml | 13466 | 2022-08-04 07:13:21 |
| md-20220804_pre.xml | 9894 | 2022-08-04 07:13:21 |
| md-ex99_1.htm | 597771 | 2022-08-04 07:13:21 |
| MetaLinks.json | 17468 | 2022-08-04 07:13:21 |
| R1.htm | 40186 | 2022-08-04 07:13:21 |
| report.css | 2767 | 2022-08-04 07:13:21 |
| Show.js | 1085 | 2022-08-04 07:13:21 |