Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-168098-index-headers.html | 2020-06-12 21:27:13 | |
| 0001193125-20-168098-index.html | 2020-06-12 21:27:13 | |
| 0001193125-20-168098.txt | 2020-06-12 21:27:13 | |
 0001193125-20-168098-xbrl.zip | 9274 | 2020-06-12 21:27:13 |
| d943123d8k.htm | 29218 | 2020-06-12 21:27:13 |
| d943123d8k_htm.xml | 3214 | 2020-06-12 21:27:13 |
| FilingSummary.xml | 1684 | 2020-06-12 21:27:13 |
| Financial_Report.xlsx | 5789 | 2020-06-12 21:27:13 |
| md-20200612.xsd | 3057 | 2020-06-12 21:27:13 |
| md-20200612_lab.xml | 17373 | 2020-06-12 21:27:13 |
| md-20200612_pre.xml | 10946 | 2020-06-12 21:27:13 |
| MetaLinks.json | 18158 | 2020-06-12 21:27:13 |
| R1.htm | 38603 | 2020-06-12 21:27:13 |
| report.css | 2766 | 2020-06-12 21:27:13 |
| Show.js | 1085 | 2020-06-12 21:27:13 |