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|---|---|---|
 0001558370-19-007220-index-headers.html | 2019-08-06 16:02:12 | |
| 0001558370-19-007220-index.html | 2019-08-06 16:02:12 | |
| 0001558370-19-007220.txt | 2019-08-06 16:02:12 | |
 0001558370-19-007220-xbrl.zip | 89477 | 2019-08-06 16:02:12 |
| dwsn-20190630.xml | 1096799 | 2019-08-06 16:02:12 |
| dwsn-20190630.xsd | 29865 | 2019-08-06 16:02:12 |
| dwsn-20190630ex31197be6e.htm | 15414 | 2019-08-06 16:02:12 |
| dwsn-20190630ex312383f19.htm | 15842 | 2019-08-06 16:02:12 |
| dwsn-20190630ex321ce5fa5.htm | 7639 | 2019-08-06 16:02:12 |
| dwsn-20190630ex322848e75.htm | 7721 | 2019-08-06 16:02:12 |
| dwsn-20190630x10q.htm | 1688679 | 2019-08-06 16:02:12 |
| dwsn-20190630_cal.xml | 63911 | 2019-08-06 16:02:12 |
| dwsn-20190630_def.xml | 54663 | 2019-08-06 16:02:12 |
| dwsn-20190630_lab.xml | 318659 | 2019-08-06 16:02:12 |
| dwsn-20190630_pre.xml | 206259 | 2019-08-06 16:02:12 |
| FilingSummary.xml | 19522 | 2019-08-06 16:02:12 |
| Financial_Report.xlsx | 43981 | 2019-08-06 16:02:12 |
| R1.htm | 27741 | 2019-08-06 16:02:12 |
| R10.htm | 41689 | 2019-08-06 16:02:12 |
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| R30.htm | 22777 | 2019-08-06 16:02:12 |
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| R32.htm | 5267 | 2019-08-06 16:02:12 |
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| R8.htm | 28874 | 2019-08-06 16:02:12 |
| R9.htm | 7728 | 2019-08-06 16:02:12 |
| report.css | 2767 | 2019-08-06 16:02:12 |
| Show.js | 1085 | 2019-08-06 16:02:12 |