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| 0000028917-19-000462-index.html | 2019-12-11 16:17:14 | |
| 0000028917-19-000462.txt | 2019-12-11 16:17:14 | |
 0000028917-19-000462-xbrl.zip | 207661 | 2019-12-11 16:17:14 |
| dds-110219x10q.htm | 1692440 | 2019-12-11 16:17:14 |
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| dds-11022019xexx311.htm | 15921 | 2019-12-11 16:17:14 |
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| dds-11022019xexx323.htm | 7872 | 2019-12-11 16:17:14 |
| dds-20191102.xsd | 44713 | 2019-12-11 16:17:14 |
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| FilingSummary.xml | 26427 | 2019-12-11 16:17:14 |
| Financial_Report.xlsx | 51407 | 2019-12-11 16:17:14 |
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| report.css | 2767 | 2019-12-11 16:17:14 |
| Show.js | 1085 | 2019-12-11 16:17:14 |