Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000088053-20-000779-index-headers.html | 2020-07-30 13:28:36 | |
| 0000088053-20-000779-index.html | 2020-07-30 13:28:36 | |
| 0000088053-20-000779.txt | 2020-07-30 13:28:36 | |
 0000088053-20-000779-xbrl.zip | 25339 | 2020-07-30 13:28:36 |
| ddmt-20200715.xml | 24483 | 2020-07-30 13:28:36 |
| ddmt-20200715.xsd | 5756 | 2020-07-30 13:28:36 |
| ddmt-20200715_def.xml | 94205 | 2020-07-30 13:28:36 |
| ddmt-20200715_lab.xml | 142936 | 2020-07-30 13:28:36 |
| ddmt-20200715_pre.xml | 82617 | 2020-07-30 13:28:36 |
| FilingSummary.xml | 3431 | 2020-07-30 13:28:36 |
| Financial_Report.xlsx | 9142 | 2020-07-30 13:28:36 |
| R1.htm | 18226 | 2020-07-30 13:28:36 |
| R2.htm | 5846 | 2020-07-30 13:28:36 |
| R3.htm | 52894 | 2020-07-30 13:28:36 |
| R4.htm | 7495 | 2020-07-30 13:28:36 |
| report.css | 2767 | 2020-07-30 13:28:36 |
| Show.js | 1085 | 2020-07-30 13:28:36 |
| xsp_prostkr20-32.htm | 1481 | 2020-07-30 13:28:36 |