Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-21-048154-index-headers.html | 2021-04-08 17:18:30 | |
| 0001104659-21-048154-index.html | 2021-04-08 17:18:30 | |
| 0001104659-21-048154.txt | 2021-04-08 17:18:30 | |
 0001104659-21-048154-xbrl.zip | 85706 | 2021-04-08 17:18:30 |
| dwsn-20210408.xsd | 3175 | 2021-04-08 17:18:30 |
| dwsn-20210408_lab.xml | 34592 | 2021-04-08 17:18:30 |
| dwsn-20210408_pre.xml | 22703 | 2021-04-08 17:18:30 |
| FilingSummary.xml | 1714 | 2021-04-08 17:18:30 |
| Financial_Report.xlsx | 5719 | 2021-04-08 17:18:30 |
| MetaLinks.json | 38402 | 2021-04-08 17:18:30 |
| R1.htm | 41686 | 2021-04-08 17:18:30 |
| report.css | 2767 | 2021-04-08 17:18:30 |
| Show.js | 1085 | 2021-04-08 17:18:30 |
| tm2112467d1_8k.htm | 46253 | 2021-04-08 17:18:30 |
| tm2112467d1_8k_htm.xml | 3718 | 2021-04-08 17:18:30 |
| tm2112467d1_ex3-1.htm | 50879 | 2021-04-08 17:18:30 |
| tm2112467d1_ex4-1.htm | 375627 | 2021-04-08 17:18:30 |
| tm2112467d1_ex99-1.htm | 7453 | 2021-04-08 17:18:30 |