Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000773141-21-000068-index-headers.html | 2021-05-20 11:32:10 | |
| 0000773141-21-000068-index.html | 2021-05-20 11:32:10 | |
| 0000773141-21-000068.txt | 2021-05-20 11:32:10 | |
 0000773141-21-000068-xbrl.zip | 21831 | 2021-05-20 11:32:10 |
| FilingSummary.xml | 1755 | 2021-05-20 11:32:10 |
| Financial_Report.xlsx | 5829 | 2021-05-20 11:32:10 |
| mdc-20210520.htm | 42567 | 2021-05-20 11:32:10 |
| mdc-20210520.xsd | 2806 | 2021-05-20 11:32:10 |
| mdc-20210520_def.xml | 16220 | 2021-05-20 11:32:10 |
| mdc-20210520_htm.xml | 13911 | 2021-05-20 11:32:10 |
| mdc-20210520_lab.xml | 31578 | 2021-05-20 11:32:10 |
| mdc-20210520_pre.xml | 16914 | 2021-05-20 11:32:10 |
| MetaLinks.json | 21727 | 2021-05-20 11:32:10 |
| R1.htm | 45794 | 2021-05-20 11:32:10 |
| report.css | 2767 | 2021-05-20 11:32:10 |
| seventhamendmenttomasterre.htm | 57850 | 2021-05-20 11:32:10 |
| Show.js | 1085 | 2021-05-20 11:32:10 |