Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000773141-23-000019-index-headers.html | 2023-04-13 12:02:27 | |
| 0000773141-23-000019-index.html | 2023-04-13 12:02:27 | |
| 0000773141-23-000019.txt | 2023-04-13 12:02:27 | |
 0000773141-23-000019-xbrl.zip | 125288 | 2023-04-13 12:02:27 |
| FilingSummary.xml | 1691 | 2023-04-13 12:02:27 |
| finalcleanexecutedversion.htm | 868860 | 2023-04-13 12:02:27 |
| Financial_Report.xlsx | 5842 | 2023-04-13 12:02:27 |
| mdc-20230411.htm | 33994 | 2023-04-13 12:02:27 |
| mdc-20230411.xsd | 2795 | 2023-04-13 12:02:27 |
| mdc-20230411_def.xml | 16564 | 2023-04-13 12:02:27 |
| mdc-20230411_htm.xml | 5894 | 2023-04-13 12:02:27 |
| mdc-20230411_lab.xml | 32426 | 2023-04-13 12:02:27 |
| mdc-20230411_pre.xml | 17311 | 2023-04-13 12:02:27 |
| MetaLinks.json | 22147 | 2023-04-13 12:02:27 |
| R1.htm | 43824 | 2023-04-13 12:02:27 |
| report.css | 2767 | 2023-04-13 12:02:27 |
| Show.js | 1085 | 2023-04-13 12:02:27 |