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| 0000945764-19-000021-index.html | 2019-03-01 07:44:03 | |
| 0000945764-19-000021.txt | 2019-03-01 07:44:03 | |
 0000945764-19-000021-xbrl.zip | 298788 | 2019-03-01 07:44:03 |
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| dnr-20181231.xml | 2216708 | 2019-03-01 07:44:03 |
| dnr-20181231.xsd | 67601 | 2019-03-01 07:44:03 |
| dnr-20181231x10k.htm | 3439325 | 2019-03-01 07:44:03 |
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| dnr-20181231xex21.htm | 9394 | 2019-03-01 07:44:03 |
| dnr-20181231xex23a.htm | 3735 | 2019-03-01 07:44:03 |
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| dnr-20181231_cal.xml | 115373 | 2019-03-01 07:44:03 |
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| dnr-20181231_lab.xml | 956190 | 2019-03-01 07:44:03 |
| dnr-20181231_pre.xml | 557528 | 2019-03-01 07:44:03 |
| FilingSummary.xml | 51919 | 2019-03-01 07:44:03 |
| Financial_Report.xlsx | 122476 | 2019-03-01 07:44:03 |
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| report.css | 2768 | 2019-03-01 07:44:03 |
| Show.js | 1086 | 2019-03-01 07:44:03 |