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 0001558370-20-012424-index-headers.html | 2020-11-03 16:34:00 | |
| 0001558370-20-012424-index.html | 2020-11-03 16:34:00 | |
| 0001558370-20-012424.txt | 2020-11-03 16:34:00 | |
 0001558370-20-012424-xbrl.zip | 155945 | 2020-11-03 16:34:00 |
| dwsn-20200930.xsd | 30547 | 2020-11-03 16:34:00 |
| dwsn-20200930x10q.htm | 1551641 | 2020-11-03 16:34:00 |
| dwsn-20200930x10q_htm.xml | 1039852 | 2020-11-03 16:34:00 |
| dwsn-20200930xex31d1.htm | 14816 | 2020-11-03 16:34:00 |
| dwsn-20200930xex31d2.htm | 15418 | 2020-11-03 16:34:00 |
| dwsn-20200930xex32d1.htm | 8038 | 2020-11-03 16:34:00 |
| dwsn-20200930xex32d2.htm | 8109 | 2020-11-03 16:34:00 |
| dwsn-20200930_cal.xml | 63233 | 2020-11-03 16:34:00 |
| dwsn-20200930_def.xml | 63016 | 2020-11-03 16:34:00 |
| dwsn-20200930_lab.xml | 319685 | 2020-11-03 16:34:00 |
| dwsn-20200930_pre.xml | 216347 | 2020-11-03 16:34:00 |
| FilingSummary.xml | 22043 | 2020-11-03 16:34:00 |
| Financial_Report.xlsx | 52182 | 2020-11-03 16:34:00 |
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| R1.htm | 52211 | 2020-11-03 16:34:00 |
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| R30.htm | 35430 | 2020-11-03 16:34:00 |
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| R9.htm | 7812 | 2020-11-03 16:34:00 |
| report.css | 2767 | 2020-11-03 16:34:00 |
| Show.js | 1085 | 2020-11-03 16:34:00 |