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 0001558370-20-009180-index-headers.html | 2020-08-04 17:25:28 | |
| 0001558370-20-009180-index.html | 2020-08-04 17:25:28 | |
| 0001558370-20-009180.txt | 2020-08-04 17:25:28 | |
 0001558370-20-009180-xbrl.zip | 149509 | 2020-08-04 17:25:28 |
| dwsn-20200630.xsd | 29813 | 2020-08-04 17:25:28 |
| dwsn-20200630ex311df5e2f.htm | 14798 | 2020-08-04 17:25:28 |
| dwsn-20200630ex3129e0536.htm | 15400 | 2020-08-04 17:25:28 |
| dwsn-20200630ex32107b70b.htm | 8015 | 2020-08-04 17:25:28 |
| dwsn-20200630ex322550a79.htm | 8086 | 2020-08-04 17:25:28 |
| dwsn-20200630x10q.htm | 1478002 | 2020-08-04 17:25:28 |
| dwsn-20200630x10q_htm.xml | 1050290 | 2020-08-04 17:25:28 |
| dwsn-20200630_cal.xml | 63231 | 2020-08-04 17:25:28 |
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| dwsn-20200630_lab.xml | 313566 | 2020-08-04 17:25:28 |
| dwsn-20200630_pre.xml | 213384 | 2020-08-04 17:25:28 |
| FilingSummary.xml | 22058 | 2020-08-04 17:25:28 |
| Financial_Report.xlsx | 51321 | 2020-08-04 17:25:28 |
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| R1.htm | 52211 | 2020-08-04 17:25:28 |
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| R30.htm | 36247 | 2020-08-04 17:25:28 |
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| R9.htm | 7807 | 2020-08-04 17:25:28 |
| report.css | 2767 | 2020-08-04 17:25:28 |
| Show.js | 1085 | 2020-08-04 17:25:28 |