Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000773141-21-000092-index-headers.html | 2021-08-04 16:39:13 | |
| 0000773141-21-000092-index.html | 2021-08-04 16:39:13 | |
| 0000773141-21-000092.txt | 2021-08-04 16:39:13 | |
 0000773141-21-000092-xbrl.zip | 49448 | 2021-08-04 16:39:13 |
| FilingSummary.xml | 1796 | 2021-08-04 16:39:13 |
| Financial_Report.xlsx | 5806 | 2021-08-04 16:39:13 |
| mdc-20210803.htm | 46253 | 2021-08-04 16:39:13 |
| mdc-20210803.xsd | 2795 | 2021-08-04 16:39:13 |
| mdc-20210803_def.xml | 16564 | 2021-08-04 16:39:13 |
| mdc-20210803_htm.xml | 13580 | 2021-08-04 16:39:13 |
| mdc-20210803_lab.xml | 32426 | 2021-08-04 16:39:13 |
| mdc-20210803_pre.xml | 17311 | 2021-08-04 16:39:13 |
| mdc-underwritingagreement.htm | 215650 | 2021-08-04 16:39:13 |
| MetaLinks.json | 21727 | 2021-08-04 16:39:13 |
| offeringpressrelease-20210.htm | 7765 | 2021-08-04 16:39:13 |
| R1.htm | 44381 | 2021-08-04 16:39:13 |
| report.css | 2767 | 2021-08-04 16:39:13 |
| Show.js | 1085 | 2021-08-04 16:39:13 |