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| 0001564590-19-026072-index.html | 2019-07-25 14:02:23 | |
| 0001564590-19-026072.txt | 2019-07-25 14:02:23 | |
 0001564590-19-026072-xbrl.zip | 133550 | 2019-07-25 14:02:23 |
| dmrc-10q_20190630.htm | 3675879 | 2019-07-25 14:02:23 |
| dmrc-20190630.xml | 2509794 | 2019-07-25 14:02:23 |
| dmrc-20190630.xsd | 50358 | 2019-07-25 14:02:23 |
| dmrc-20190630_cal.xml | 54023 | 2019-07-25 14:02:23 |
| dmrc-20190630_def.xml | 145963 | 2019-07-25 14:02:23 |
| dmrc-20190630_lab.xml | 387769 | 2019-07-25 14:02:23 |
| dmrc-20190630_pre.xml | 314486 | 2019-07-25 14:02:23 |
| dmrc-ex311_7.htm | 16416 | 2019-07-25 14:02:23 |
| dmrc-ex312_9.htm | 16216 | 2019-07-25 14:02:23 |
| dmrc-ex321_8.htm | 6718 | 2019-07-25 14:02:23 |
| dmrc-ex322_10.htm | 6693 | 2019-07-25 14:02:23 |
| FilingSummary.xml | 40049 | 2019-07-25 14:02:23 |
| Financial_Report.xlsx | 63099 | 2019-07-25 14:02:23 |
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| report.css | 2767 | 2019-07-25 14:02:23 |
| Show.js | 1085 | 2019-07-25 14:02:23 |