Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000773141-21-000070-index-headers.html | 2021-06-03 15:33:17 | |
| 0000773141-21-000070-index.html | 2021-06-03 15:33:17 | |
| 0000773141-21-000070.txt | 2021-06-03 15:33:17 | |
 0000773141-21-000070-xbrl.zip | 14905 | 2021-06-03 15:33:17 |
| FilingSummary.xml | 1707 | 2021-06-03 15:33:17 |
| Financial_Report.xlsx | 5830 | 2021-06-03 15:33:17 |
| mdc-20210528.htm | 40965 | 2021-06-03 15:33:17 |
| mdc-20210528.xsd | 2806 | 2021-06-03 15:33:17 |
| mdc-20210528_def.xml | 16220 | 2021-06-03 15:33:17 |
| mdc-20210528_htm.xml | 13911 | 2021-06-03 15:33:17 |
| mdc-20210528_lab.xml | 31578 | 2021-06-03 15:33:17 |
| mdc-20210528_pre.xml | 16914 | 2021-06-03 15:33:17 |
| MetaLinks.json | 21727 | 2021-06-03 15:33:17 |
| R1.htm | 45794 | 2021-06-03 15:33:17 |
| report.css | 2767 | 2021-06-03 15:33:17 |
| Show.js | 1084 | 2021-06-03 15:33:17 |