Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000773141-21-000076-index-headers.html | 2021-07-19 14:36:17 | |
| 0000773141-21-000076-index.html | 2021-07-19 14:36:17 | |
| 0000773141-21-000076.txt | 2021-07-19 14:36:17 | |
 0000773141-21-000076-xbrl.zip | 30619 | 2021-07-19 14:36:17 |
| FilingSummary.xml | 1781 | 2021-07-19 14:36:17 |
| Financial_Report.xlsx | 5805 | 2021-07-19 14:36:17 |
 image_0.jpg | 348 | 2021-07-19 14:36:17 |
 image_01.jpg | 348 | 2021-07-19 14:36:17 |
| mdc-20210714.htm | 49765 | 2021-07-19 14:36:17 |
| mdc-20210714.xsd | 2795 | 2021-07-19 14:36:17 |
| mdc-20210714_def.xml | 16564 | 2021-07-19 14:36:17 |
| mdc-20210714_htm.xml | 13580 | 2021-07-19 14:36:17 |
| mdc-20210714_lab.xml | 32426 | 2021-07-19 14:36:17 |
| mdc-20210714_pre.xml | 17311 | 2021-07-19 14:36:17 |
| mdc-20210719xex101.htm | 47173 | 2021-07-19 14:36:17 |
| mdc-20210719xex102.htm | 47295 | 2021-07-19 14:36:17 |
| MetaLinks.json | 21727 | 2021-07-19 14:36:17 |
| R1.htm | 44381 | 2021-07-19 14:36:17 |
| report.css | 2767 | 2021-07-19 14:36:17 |
| Show.js | 1085 | 2021-07-19 14:36:17 |