Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-042625-index-headers.html | 2020-02-20 06:53:41 | |
| 0001193125-20-042625-index.html | 2020-02-20 06:53:41 | |
| 0001193125-20-042625.txt | 2020-02-20 06:53:41 | |
 0001193125-20-042625-xbrl.zip | 20164 | 2020-02-20 06:53:41 |
| d870747d8k.htm | 27154 | 2020-02-20 06:53:41 |
| d870747d8k_htm.xml | 3215 | 2020-02-20 06:53:41 |
| d870747dex991.htm | 121986 | 2020-02-20 06:53:41 |
| FilingSummary.xml | 1724 | 2020-02-20 06:53:41 |
| Financial_Report.xlsx | 5781 | 2020-02-20 06:53:41 |
 g870747g0220045506075.jpg | 7755 | 2020-02-20 06:53:41 |
| md-20200220.xsd | 3058 | 2020-02-20 06:53:41 |
| md-20200220_lab.xml | 17374 | 2020-02-20 06:53:41 |
| md-20200220_pre.xml | 10947 | 2020-02-20 06:53:41 |
| MetaLinks.json | 18158 | 2020-02-20 06:53:41 |
| R1.htm | 38610 | 2020-02-20 06:53:41 |
| report.css | 2767 | 2020-02-20 06:53:41 |
| Show.js | 1085 | 2020-02-20 06:53:41 |