Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000773141-21-000099-index-headers.html | 2021-09-01 16:37:22 | |
| 0000773141-21-000099-index.html | 2021-09-01 16:37:22 | |
| 0000773141-21-000099.txt | 2021-09-01 16:37:22 | |
 0000773141-21-000099-xbrl.zip | 20738 | 2021-09-01 16:37:22 |
| FilingSummary.xml | 1741 | 2021-09-01 16:37:22 |
| Financial_Report.xlsx | 5804 | 2021-09-01 16:37:22 |
| mdc-20210831.htm | 43028 | 2021-09-01 16:37:22 |
| mdc-20210831.xsd | 2795 | 2021-09-01 16:37:22 |
| mdc-20210831_def.xml | 16564 | 2021-09-01 16:37:22 |
| mdc-20210831_htm.xml | 13580 | 2021-09-01 16:37:22 |
| mdc-20210831_lab.xml | 32426 | 2021-09-01 16:37:22 |
| mdc-20210831_pre.xml | 17311 | 2021-09-01 16:37:22 |
| mdc-20210901xex101.htm | 34857 | 2021-09-01 16:37:22 |
| MetaLinks.json | 21727 | 2021-09-01 16:37:22 |
| R1.htm | 44380 | 2021-09-01 16:37:22 |
| report.css | 2767 | 2021-09-01 16:37:22 |
| Show.js | 1085 | 2021-09-01 16:37:22 |