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 0001558370-20-005664-index-headers.html | 2020-05-07 15:34:34 | |
| 0001558370-20-005664-index.html | 2020-05-07 15:34:34 | |
| 0001558370-20-005664.txt | 2020-05-07 15:34:34 | |
 0001558370-20-005664-xbrl.zip | 79832 | 2020-05-07 15:34:34 |
| dwsn-20200331.xml | 752617 | 2020-05-07 15:34:34 |
| dwsn-20200331.xsd | 30197 | 2020-05-07 15:34:34 |
| dwsn-20200331ex3117d51db.htm | 15410 | 2020-05-07 15:34:34 |
| dwsn-20200331ex3125d72a5.htm | 15838 | 2020-05-07 15:34:34 |
| dwsn-20200331ex321bac7b2.htm | 8453 | 2020-05-07 15:34:34 |
| dwsn-20200331ex32265a1b8.htm | 8535 | 2020-05-07 15:34:34 |
| dwsn-20200331x10q.htm | 1280666 | 2020-05-07 15:34:34 |
| dwsn-20200331_cal.xml | 62048 | 2020-05-07 15:34:34 |
| dwsn-20200331_def.xml | 64669 | 2020-05-07 15:34:34 |
| dwsn-20200331_lab.xml | 308412 | 2020-05-07 15:34:34 |
| dwsn-20200331_pre.xml | 210909 | 2020-05-07 15:34:34 |
| FilingSummary.xml | 22277 | 2020-05-07 15:34:34 |
| Financial_Report.xlsx | 43271 | 2020-05-07 15:34:34 |
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| R9.htm | 8019 | 2020-05-07 15:34:34 |
| report.css | 2767 | 2020-05-07 15:34:34 |
| Show.js | 1085 | 2020-05-07 15:34:34 |