Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-302610-index-headers.html | 2020-11-24 16:17:54 | |
| 0001193125-20-302610-index.html | 2020-11-24 16:17:54 | |
| 0001193125-20-302610.txt | 2020-11-24 16:17:54 | |
 0001193125-20-302610-xbrl.zip | 9042 | 2020-11-24 16:17:54 |
| d50802d8k.htm | 26266 | 2020-11-24 16:17:54 |
| d50802d8k_htm.xml | 3215 | 2020-11-24 16:17:54 |
| FilingSummary.xml | 1681 | 2020-11-24 16:17:54 |
| Financial_Report.xlsx | 5450 | 2020-11-24 16:17:54 |
| md-20201123.xsd | 3058 | 2020-11-24 16:17:54 |
| md-20201123_lab.xml | 17374 | 2020-11-24 16:17:54 |
| md-20201123_pre.xml | 10947 | 2020-11-24 16:17:54 |
| MetaLinks.json | 18212 | 2020-11-24 16:17:54 |
| R1.htm | 38609 | 2020-11-24 16:17:54 |
| report.css | 2766 | 2020-11-24 16:17:54 |
| Show.js | 1084 | 2020-11-24 16:17:54 |