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|---|---|---|
 0000773141-21-000095-index-headers.html | 2021-08-06 14:14:48 | |
| 0000773141-21-000095-index.html | 2021-08-06 14:14:48 | |
| 0000773141-21-000095.txt | 2021-08-06 14:14:48 | |
 0000773141-21-000095-xbrl.zip | 53414 | 2021-08-06 14:14:48 |
| a51opinionconformed.htm | 27248 | 2021-08-06 14:14:48 |
| a52opinion.htm | 18669 | 2021-08-06 14:14:48 |
| FilingSummary.xml | 1821 | 2021-08-06 14:14:48 |
| Financial_Report.xlsx | 5807 | 2021-08-06 14:14:48 |
 image_0.jpg | 34056 | 2021-08-06 14:14:48 |
 image_2.jpg | 164710 | 2021-08-06 14:14:48 |
 image_3.jpg | 113286 | 2021-08-06 14:14:48 |
| mdc-20210806.htm | 44568 | 2021-08-06 14:14:48 |
| mdc-20210806.xsd | 2795 | 2021-08-06 14:14:48 |
| mdc-20210806_def.xml | 16564 | 2021-08-06 14:14:48 |
| mdc-20210806_htm.xml | 13580 | 2021-08-06 14:14:48 |
| mdc-20210806_lab.xml | 32426 | 2021-08-06 14:14:48 |
| mdc-20210806_pre.xml | 17311 | 2021-08-06 14:14:48 |
| mdc-supplementalindenture.htm | 230471 | 2021-08-06 14:14:48 |
| MetaLinks.json | 21727 | 2021-08-06 14:14:48 |
| R1.htm | 44382 | 2021-08-06 14:14:48 |
| report.css | 2767 | 2021-08-06 14:14:48 |
| Show.js | 1085 | 2021-08-06 14:14:48 |